EurekaMag Full Text Articles Chapter 21,460

Sato, M. 2000: Observation of roosting red-rumped swallows. Strix 18: 141-143

Maafi, ZT. 1993: Observation of root lesion nematode, Pratylenchus loosi in imported tea seedlings from Japan. Applied Entomology and Phytopathology 60(1-2): 29-30, 93-94

Bedford, G. 1992: Observation of scent following in a male carpet python (Morelia spilota variegata). Herpetofauna (Sydney) 22(2): 45

Reid, K.; Nevitt, G.A. 1998: Observation of southern elephant seal, Mirounga leonina, feeding at sea near South Georgia. Marine Mammal Science 14(3): 637-640

Kozlovskii, S.V. 1991: Observation of spawning behavior of the roach and the bream in the Saratov reservoir. Voprosy Ichtiologii 31(5): 876-878

Guo, Qiong-lin. 2000: Observation of surface microstructure and investigation of SRBC receptor (CD2) on lymphocyte of Ctenopharyngodon idellus and Trionyx sinensis. Journal of Fisheries of China 244: 349-353

Melisch, R. 1994: Observation of swimming babirusa Babyrousa babyrussa in Lake Poso, Central Sulawesi, Indonesia. Malayan Nature Journal 47(4): 431-432

Takaba, M. 1992: Observation of swimming movement of red sea bream (Pagrus major) by ultrasonic telemetry. Bulletin of the Hiroshima Fisheries Experimental Station 17: 71-84

Kuroda, N. 1979: Observation of territorial life in breeding season of a pair of jungle crow Corvus macrorhynchos in City tokyo (continued 8: summarization 4 - to be continued). Journal of the Yamashina Institute for Ornithology 111: 19-38

Kuroda, N. 1978: Observation of territorial life in breeding season of a pair of jungle crow Corvus macrorhynchos in city Tokyo. (Continued 7: summarization 3 - to be continued. Journal of the Yamashina Institute for Ornithology 103: 300-313

Daugherty, R. 1981: Observation of the Cape eagle owl (Bubo capensis). Bokmakierie 332: 35-37

Sitter, A.J.; Reczek, C.M.; Terner, J. 1985: Observation of the FeIV=O stretching vibration of ferryl myoglobin by resonance Raman spectroscopy. Biochimica et Biophysica Acta 828(3): 229-235

Lewartowski, Z.; Pugacewicz, E. 1993: Observation of the Pallas's sandgrouse (Syrrhaptes paradoxus) in Poland after 82 years since the last invasion. Notatki Ornitologiczne 34(1-2): 171-172

Nikolsky, ID. 1987: Observation of the acoustic behaviour of the Mediterranean black-headed gull (Larus melanocephalus) in the region of the Azov Sea. Ornitologiya 22: 215-217

Niwa, N.; Yokoyama, T. 1997: Observation of the behavior of an atyid shrimp Neocaridina denticulata migrating to upstream habitats by mark and recapture experiments using trypan blue and trypan red. Suisan Zoshoku 45(4): 437-443

Chen, H.; Qiu, T. 1992: Observation of the behavior on the male oriental fruit moth approaching the source of sex inducer in the field. Journal of Biology (Hefei) 62(46): 10-12

Ohashi, Y. 1993: Observation of the benthic organism around artificial reefs which protect snow crabs from being caught in the sea off Kaga, Ishikawa Prefecture. Technical Reports of Japan Marine Science and Technology Center Special Issue 9: 351-359

Tan, P.; He, C.; Zhang, Y.; Chang, H.; Gen, H.; Gong, T.; Yuan, X.; Xiong, X. 2000: Observation of the changes of the enzymes for histochemistry in Oncomelania hupensis after being immersed in different chemicals. Chinese Journal of Zoonoses 16(3): 34-37

Okui, K. 1984: Observation of the claws on the abdominal legs of certain saturniid larvae. International Congress of Entomology Proceedings 17: 928

Gacek, S. 1993: Observation of the collared pratincole (Glareola pratincola) in Beskid Maly Mts. Notatki Ornitologiczne 34(1-2): 173

Bels, V. 1987: Observation of the courtship and mating behaviour in the snake Hydrodynastes gigas. Journal of Herpetology 214: 350-352

Ichikawa, N. 1996: Observation of the creeping water bug Ilyocoris exclamationis. Insectarium 3312: 360-364: 395

Gong Shiyuan.; Yang Xuefen.; Yang Ruibin.; X.Y.ngquan.; L.S.ouhua.; Zhang Xunpu.; Liang Kaixue.; Liu Yingjie.; Yan Guozhang.; Wang Yanqing. 1997: Observation of the development of embryoes of Protosalanx hyalocranius in Wuhan region and their transplanting problem. Journal of Huazhong Agricultural University 16(5): 394-398

Lin Jianyin. 1988: Observation of the development of the vitelline cells by TEM in Schistosoma japonicum. Acta Zoologica Sinica 34(4): 378-379

Krivokhizhin, VI.; Chelyaev, SD.; Nikulshina, MP.; Medvedkova, EN. 1987: Observation of the dynamics of diamond back moth's flight in Siberia by means of pheromonic snares. Sibirskii Vestnik Sel'skokhozyaistvennoi Nauki 1: 29-32, 123, 124

Ogata, Y. 1988: Observation of the ecology of Coreana raphaelis (Lycaenidae) - larval association with ants. Insectarium 258: 248-253

Kanda, E. 1987: Observation of the egg and hatching by cerambycid beetles (Coleoptera). Konchu to Shizen 22(9): 11-16

Okazaki, H. 1984: Observation of the eggs of Japanese mayflies by scanning electron microscope. Biology of Inland Waters 3: 19-27

Cichocki, RF.; Bradford, AK. 1984: Observation of the external characteristics of Conus magus Linne, 1758, from the Philippine Islands. Carfel Philippine Shell News 66: 4-5

Murray Brooks, J. 1986: Observation of the feeding of black-throated blue warblers in Florida during migration. Florida Field Naturalist 144: 96-97

Chino, T. 1989: Observation of the foraging behaviour of deep-sea animals. Report of Japan Marine Science and Technology Center, 7-14

Topishko, OA.; Matus, AA. 1998: Observation of the great grey owl in Kiev. Berkut, 71-2: 49

Huang Feng.; Yan Ansheng.; Zhang Guirong.; Zou Guiwei.; Zhou Jian.; Peng Kelai. 2000: Observation of the histology of the digestive tract of Silurus meridionalis larvae. Journal of Huazhong Agricultural University 19(1): 59-63

Koblik, E.; Tsvetkov, A. 1998: Observation of the hybrid grebe in Moscow Region. Ornitologiya 28: 242-243

Croccolo, F.; Riccardi, C. 2008: Observation of the ion-mirror effect during microscopy of insulating materials. Journal of Microscopy 229(Part 1): 39-43

Gulliksen, B. 1990: Observation of the leatherback turtle (Dermochelys coriacea) in northern Norway (Nord-Troms) autumn 1989. Fauna (Oslo): 431: 45

Hamada, E.; Numanami, H.; Naito, Y.; Taniguchi, A. 1986: Observation of the marine benthic organisms at Syowa Station in Antarctica using a remotely operated vehicle. Memoirs of National Institute of Polar Research Special Issue 40: 289-298

Y.Shiyuan. 1997: Observation of the microvasculature casts of the Coluber spinalis and Bufo raddei lung under the scanning electron microscope. Zoological Research. Nov; 184: 347-349

Ohishi, H. 1998: Observation of the migration of Diptera at Higashiyama, Kyoto, Japan - preliminary report 1 -. Hana Abu 6: 19-25

Ohishi, H. 2000: Observation of the migration of Diptera at Higashiyama, Kyoto, Japan - preliminary report 3. Hana Abu 1: 71-73

Ohishi, H. 2001: Observation of the miogration of Diptera on Higashiyama, Kyoto, Japan - preliminary report 4. Hana Abu 1(2): 53-55

Nagato, Y. 1995: Observation of the monkey testes using semithin sections. Primate Research 11(1): 17-27

Gan, Y.-Ling.; Yang, X.-Ke.; Li, S.-Wen.; Wang, S.-Yong. 1999: Observation of the morphology of the genera Atrachya Dejean and Geinella Strand by using SEM. Acta Zootaxonomica Sinica. Apr; 242: 183-189

Naser, M.; Niamul.; Shafi, M. 1993: Observation of the mortality of magur, Clarias batrachus (L.) fry in oxygenated bags. Bangladesh Journal of Zoology 21(2): 147-148

Li, S.; Liu, W.; Xie, P.; Li, A.; Qin, M.; Peng, F.; Zhu, Y. 2008: Observation of the nighttime nitrate radical in Hefei, China. Journal of Environmental Sciences 20(1): 45-49

Miyamoto, T.; Saito, K. 1983: Observation of the planktonic larvae of gastropods in the coast of Hokkaido. Journal of Hokkaido Fisheries Experimental Station 404: 74-97

Corrigan, H. 1981: Observation of the popular and ever sought Aphyosemion cyanostictum. Journal of the American Killifish Association 141: 8-10

Barry, J.P.; Maher, N. 2000: Observation of the prickly shark, Echinorhinus cookei, from the oxygen minimum zone in Santa Barbara Basin, California. California Fish and Game 863: 213-215

Murakami, N. 1980: Observation of the respiratory movement of Oyamia gibba Klapalek larva. Biology of Inland Waters 1: 31-38

Kusunoki, R. 2001: Observation of the scale in Arctiidae. Yadoriga 190: 4-10

Hattori, M. 1995: Observation of the sea bottom in the habitat of Nautilus by a small remotely-operated vehicle. Kagoshima University Research Center for the South Pacific Occasional Papers 2(7): 25-30

H.Y.nglei.; Qiu Zhongliang.; Qiu Honggui.; Zhou Jianzhong.; Huang Juan.; Zhou Min. 1996: Observation of the sex behavior responses by Adoxophyes orana moths in different parts of China. Entomological Journal of East China 5(2): 57-61

Mathews, NJC. 1979: Observation of the shoebill in the Okavango Swamps. Ostrich, 503: 185

Shibata, S.; Takemoto, H. 2001: Observation of the three-dimensional morphology of the frontal sinus in Pan troglodytes. Primate Research 17(1): 1-11

Shikinaka, K.; Kwon, H.; Kakugo, A.; Furukawa, H.; Osada, Y.; Gong, J.P.; Aoyama, Y.; Nishioka, H.; Jinnai, H.; Okajima, T. 2008: Observation of the three-dimensional structure of actin bundles formed with polycations. Biomacromolecules 9(2): 537-542

Zhang Lin.; H.H.o. 1997: Observation of the ultrastructures of eggshell of Crossoptilon auritum with scanning electron microscopy. Xinan Nongye Daxue Xuebao. Apr; 192: 173-175

Moiseev, S.I. 1991: Observation of the vertical distribution and behavior of nektonic squids using manned submersibles. Bulletin of Marine Science 49(1-2): 446-456

Doupal, L. 1986: Observation of the yellow-browed warbler (Phylloscopus inornatus) Blyth. near Zahlinice. Zpravy Moravskeho Ornitologickeho Sdruzeni 44: 112

Webb, J.K. 1996: Observation of three dingoes killing a large lace monitor (Varanus varius). Australian Mammalogy ): 55-56

Wieme, G. 1980: Observation of three knots (Calidris canutus) inland.. Veldornitologisch Tijdschrift 34: 182

Kato, H. 1984: Observation of tooth scars on the head of male sperm whale, as an indication of intra-sexual fightings. Scientific Reports of the Whales Research Institute Tokyo 35: 39-46

Kotyman, L.; Baranyai, A. 2000: Observation of two steppe eagles (Aquila nipalensis) on Vasarhelyi-puszta (Southern Hungary). Aquila 1999(2000); 105-106: 158-159, 166-167

Moore, R.R.; Burt, C.T.; Roberts, M.F. 1985: Observation of tyrosine-O-phosphate in Drosophila melanogaster larvae by 31P-NMR spectroscopy. Biochimica et Biophysica Acta 846(3): 394-397

Yang, X.; Wang, S.; Scott, D.A.bert. 1994: Observation of wading birds and waterfowls at Ruoergal Marsh in summer. Chinese Journal of Zoology 29(3): 36-41

Appleyard, DC. 1978: Observation of wall lizards during hibernation. Herptile 24: 26-27

Skancke, G. 1982: Observation of white Sciurus vulgaris. Fauna (Oslo): 353: 141

Dymond, N. 2003: Observation of white-cheeked tits Aegithalos leucogenys in Himachal Pradesh, India and a review of the species's status in the Indian Himalayas. Bulletin of the Oriental Bird Club 3(8): 69-70

Zhuravlev, DV.; Pareiko, OA. 1999: Observation of whooper swans (Cygnus cygnus) in the Palessia State radio-ecological Reserve. Subbuteo 21: 43-44

Fang, z-y. et al. 1984: Observation on Ampittia dioscorides Fabricius. Entomological Knowledge 213: 115-116

Wada, S. 1998: Observation on Anax guttatus in Fukui Pref., 1998. Tombo (Tokyo) 41(1-4): 9-11

Khan, AM.; Bano, S. 1981: Observation on Bacillus sp. associated with the mycetocytes of Sitophilus granarius. Comparative Physiology and Ecology 63: 135-136

Wang, C-q.; Bai, R-x. 1991: Observation on Cicadella viridis L. in Heilongjiang Province. Entomological Knowledge, 284: 237

Liao, L.-fu.; Nie, S.-ling.; Wang, C. et al. 2001: Observation on Cricetulus migratorius hibernating phenomenon under artificial conditions. Difangbing Tongbao 16(4): 77-79

Ludlow, M.E. 1981: Observation on Crotalus v. viridis (Rafinesque) and the herpetofauna of the Ken-Caryl Ranch, Jefferson County, Colorado. Herpetological Review 12.2: 50-52

Su, Q. et al. 1992: Observation on Cryptosporidium of ultrastructure and oocyst shedding. Chinese Journal of Zoonoses 8(3): 2-4

Kibby, MR. 1982: Observation on Lepidoptera - 1982. Glasgow Naturalist, 203: 256

Makinen, V. 1984: Observation on Lixus paraplecticus (L.) (Curculionidae).. Notulae Entomologicae, 644: 201

Yang Yurong. 1998: Observation on Mesocoelium ovatum juvenile, adult and egg by scanning electron microscope. Journal of Xiamen University Natural Science. Mar; 372: 255-258 Sum 143

Bao, Z. et al. 1989: Observation on Oncomelania radula from Yulin County, Guangxi. Chinese Journal of Parasitology and Parasitic Diseases 71: 71

Makinen, V. 1984: Observation on Pachyta lamed (Cerambycidae).. Notulae Entomologicae, 644: 200

Imaoka, T. 1980: Observation on Psolus squamatus (Koren) from the Okhotsk Sea (Dendrochirota: Psolidae). Publications of the Seto Marine Biological Laboratory 25(5-6): 361-372

Khan, HA.; Khan, SA. 2003: Observation on Rafiqius bodenheimeri (Steiner 1936) Khan and Hussain 1998 and Discolaimus lahorensis Khan, 1998 from Karachi, Sindh. Pakistan Journal of Scientific and Industrial Research. November-December; 466: 462-464

Tsubuki, T. 2000: Observation on Sympetrum frequens and Sympetrum darwinianum at Soja City, Okayama Pref. in the early November. Symnet 8: 9

Rai, T.; Asahina, S. 1997: Observation on Sympetrum frequens at Chiba and Tokyo in 1997. Tombo (Tokyo) 40(1-4): 35-36

Khan, MR.; Khan, E. 1997: Observation on Tylenchorhynchus brevillineatus Williams, 1960 (=T. vulgaris Upadhyay et al., 1972) (Nematoda: Tylenchorhynchidae) with amended description. Indian Journal of Nematology 26(1): 15-18

Wada, S. 2000: Observation on a Y-shaped triple connection of Lestes temporalis Selys. Tombo (Tokyo) 42(1-4): 61-62

Jaitly, PN.; Jha, BC.; Singh, NK. 1980: Observation on a bacterial eye disease in Cirrhinus mrigala (Hamilton). Science and Culture 46(3): 101-103

Nishiki, H. 1991: Observation on a giraffe herd. Animals and Zoos 434: 4-7

Chen, G.; Chen, X.; He, Z. et al. 1998: Observation on a land leech and its blood-sucking habits from Henan. Chinese Journal of Zoology 33(2): 47-48

Gupta, SK. 1985: Observation on a new species of cephaline gregarine of the genus Didymophyes (Apicomplexa: Sporozoea) from a coleopteran, Oryzaephilus mercator. Indian Science Congress Association Proceedings 72(3): 80

Lan Bolong.; Kong Fang. 1993: Observation on abnormal mating of Penaeus chinensis. Oceanologia et Limnologia Sinica. Jan; 241: 114-116

Sharma, A.; Trivedi, S.; Shukla, A.N.; Shrivastava, S. 2003: Observation on activity recovery of mercury exposed freshwater fish by using an integrated aquatic macrophyte base system. Journal of Nature Conservation 15(2): 371-376

Sinovcic, G. 1985: Observation on age and growth of sardine, Sardina pilchardus (Walb.) in the middle Adriatic. Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 298: 81-82

Minakami, H. 1979: Observation on an abnormal mating behavior of Luehdorfia puziloi inexpecta Sheljuzhko (Lepidoptera, Papilionidae). New Entomologist, 282: 39

Dowling, R. 1982: Observation on an eastern kingsnake, Lampropeltis getulus getulus, encircled by a plastic ring. Bulletin of the Chicago Herpetological Society, 174: 102

Yoshida, M. 1991: Observation on an uloborid spider at Guilin. Atypus 97: 17-21

Agarwala, BK.; Ghosh, MR. 1984: Observation on aphids (Homoptera: Aphididae) infesting bamboo plants in Sikkim, north east India. Records of the Zoological Survey of India 81(3-4): 93-104

Huang, X.; Yu, J.; Liu, X.; Li, G.; Yang, Z.; Li, X.; Li, M. 1999: Observation on behaviors associated with gestation and parturition in giant pandas. Sichuan Journal of Zoology 28 November; 184: 179-181

Jiang, Ya-feng. 2002: Observation on behaviors of Rhabdophis tigrinus lateralis. Sichuan Journal of Zoology. Feb; 211: 29-31

Yang, G.C.; Yang, W.D.; Zhang, Y.J. 1997: Observation on biological characteristics of Chytonix segregata Butler. Entomological Knowledge 34(5): 276-279

Jia, E.-Xian.; Sun Xu.; Yang, Q.-Suo. 1996: Observation on biology of Deracantha onos Pallas. Entomological Knowledge 33(2): 81-82

Lu, H.-Chang.; Yang, L.-Hong.; Fang, X.-Tong. et al. 1995: Observation on bionomics of Dermacentor nuttalli Olenev in the pastoral area of Hulun Buir League, Nei Mongo (Inner Mongolia) Zizhiqu. Entomological Knowledge 32(5): 285-286

Hou, Yang-Kun. 1996: Observation on bionomics of Physokerms sugonjaevi Danzig. Entomological Knowledge 33(5): 285-286

Yin, Z. 1995: Observation on breeding behavior of axtificial feeding silver pheasant (Lophura nycthemera). Chinese Journal of Zoology 30(1): 50-51

Zhang, Y.-Wei.; Wu, Y.-Feng.; Wu, M.-Lu.; Li, D.-Ming.; Gao, Q.-Hua.; Jia, F.; Lu, S.-Hua.; Liu, Z.-Jie. 2003: Observation on breeding habits of Himantopus himantopus in Nandagang of Hebei Province. Chinese Journal of Zoology 38(5): 103-105

Xie, D.-Huan.; Qiu, Y.-Hong.; Guo, J.-Rong. 2001: Observation on breeding habits of little owl. Chinese Journal of Zoology 36(5): 57-59

Bulova, S.J. 1993: Observation on burrow use by captive desert tortoises. Desert Tortoise Council Proceedings of Symposium 17: 143-150

Fernelius, L-E. 1981: Observation on butterfly variations in Sipoo Linnanpelto.. Baptria (Helsinki): 63: 73-75

Mallick, B.; Sarkar, A. 1986: Observation on cadmium damage in ovary of common myna Acridotheres tristis. Proceedings of the Zoological Society 35(1-2): 23-25

Ghosh, S. 1981: Observation on carnivorous habit of an Irrawaddy squirrel, Callosciurus pygerythrus (Geoffroy). Journal of the Bombay Natural History Societ 77(2): 316-317

Terata, K.; Sakai, S. 1985: Observation on chromosomes of crickets (Gryllidae & Oecanthidae) (Orthoptera). Cytotaxonomic study on dermapterous & orthopteroid insects 2. Bulletin Daito Bunka University Natural Sciences 23: 141-155

X.X.ngjian.; Fang Tiangi. 1988: Observation on collecting Oncomelania hupensis when opening the sluices during flood season in Yangtze River. Kasetsart Journal Natural Sciences 223: 251-260

Zhou, H.-ning.; Zhang, Z.-xing. et al.; Li, H.-bin. 2003: Observation on collecting mosquitoes in human rooms by animal-shelter in Yunnan. Zhongguo Meijieshengwuxue Ji Kongzhi Zazhi. Aug; 144: 253-255

Miyata, A. 2000: Observation on copulation of Marumba sperchius (Lepidoptera, Sphingidae). Yugato 15(9): 31-35

Van Niekerk, Jh 1983: Observation on courtship in Swainson's francolin. Bokmakierie 35(4): 90-92

Liu, X. 1991: Observation on cytogenesis and development of the connective tissue in some freshwater mollusks. Journal of Fisheries of China 15(2): 124-129

Li, C.L.; Cao, F.J.; Liu, C.W.; Li, Z.F. 2002: Observation on development of blood cell in Plectorhinchus cinctus. Journal of Tropical Oceanography 21(3): 7-13

Li, C.-ling.; Cao, F.-jun.; Liu, C.-wu.; Shi, S.-li. 2001: Observation on development of haemocytes in Boleophthalmus pectinirostris. Journal of Fishery Sciences of China 8(1): 10-14

Li, X-S. 1990: Observation on distribution of Trichomonas vaginalis in axenic culture medium. Chinese Journal of Parasitology and Parasitic Diseases 82: 144

Sakaguchi, N.; Yamaya, S. 1986: Observation on dung-beetles (Onthophagus) in Iriomote Is., Okinawa Pref. Lamellicornia 2: 17-21

Y., Y.; L., Q.; Yu, R. 2003: Observation on early development of artificially induced androgenesis in Chlamys farreri. Journal of Fishery Sciences of China 10(5): 419-424

Liu, R.; Jia, H.-Wei.; Ning, J.-You. 2002: Observation on ecology and habits of the spectacled laughing thrush at Lishan of Shanxi Province. Chinese Journal of Zoology 37(1): 43-45

Zhong, F.-Sheng.; Chen, D.-Ping.; Yang, H.-Lin. 2002: Observation on ecology for heron in winter. Chinese Journal of Zoology 37(2): 69-70

Luo, S. et al. 1992: Observation on ecology of Lanius tephronotus. Sichuan Journal of Zoology 11(4): 12-13

Li, J.; Sun, X.; Zhao, F. 1993: Observation on effects of temperature and dissolved oxygen on ingestion of Penaeus chinensis. Journal of Fisheries of China. Dec; 174: 333-336

Nakamoto, E.; Sawai, Y. 1982: Observation on egg-laying in the Taiwan-habu, Trimeresurus mucrosquamatus (Cantor). Snake 142: 145-146

Peng, D.; Zhou, S.; Lin, J.; Shen, H.; Zhang, P. 1986: Observation on eggs of three species of Paragonimus and Pagumogonimus by scanning electron microscopy. Acta Hydrobiologica Sinica 102: 184-185

Li, H.-song.; Wu, G.-min.; Fan, Y.; Chen, K.-ci.; Li, D.-jiang.; Hu, Y.-chang.; Deng, G.-cheng. 2000: Observation on embryonic and larval development of Bidyanus bidyanus. Journal of Fishery Sciences of China 7(2): 5-9

Luo, J.; Wu, G.; Chen, K. et al. 1994: Observation on embryonic and larval development of the catfish (Clarias macrocephalus). Chinese Journal of Zoology 29(5): 16-20

Watanabe, Y. 1997: Observation on embryonic development and morphological characteristic of first instar larva in the dragonfly, Libellula angelina. Konchu to Shizen 32(7): 23-26

Yadav, SC.; Kumar, S.; Sharma, RL.; Gupta, SC. 1997: Observation on escaping site of cercariae from redia of Fasciola gigantica in Lymnea auricularia. Journal of Parasitic Diseases 21(2): 189-191

Wang, Y.; Guo, J.; Wu, W. et al. 1993: Observation on excysting behaviour of metacercaria of Paragonimus westermani. Chinese Journal of Zoology 284: 1-2

Gong, S.F.; Dai, H.G.; Xu, Y.H.; Fu, W.J. 2004: Observation on external morphology of antennal sensillum for three species of Trichogramma by scanning electron microscopy. Nanjing Nongye Daxue Xuebao ; 27(2): 55-59

Fei Liang et al. 1990: Observation on feeding habits, feeding consumption and tolerable time for starvation of Cynops cyanurus chuxiongensis. Chinese Journal of Zoology 252: 26-29

Hao, J.; Tan, Z.; Chen, Z. 1998: Observation on feeding quantities of Malacosoma neustria testacea larvae and determination of its control index. Senlin Bingchong Tongxun 3: 5-8

Li Chao,.; Mu You,.; Zheng Yi,.; Et Al 1997: Observation on five fleas infected with plague experimentally. Difangbing Tongbao ust 30; 12(3): 5-8

Cao, Ya-Zhong. 1994: Observation on flight behavior of black cutworm. Entomological Knowledge. Mar; 312: 71-73

Sriwastwa, V.; Gupta, P. 1978: Observation on free amino acids in the brain of some Indian teleosts. Comparative Physiology and Ecology 3(3): 123-124

Yin, D. et al. 1992: Observation on generation biology of Hepialus armoricanus. Sichuan Journal of Zoology 112: 21-22

Zeng, Z.-Nan.; Lin, Q.; Wu, J.-Shao.; Chen, M. 1998: Observation on gonadal development in triploid Ostrea cucullata. Journal of Fisheries of China 222: 97-105

Zhang, Qing-xia. et al. 2001: Observation on group behavior in winter of Phasianus colchicus. Sichuan Journal of Zoology 20(3): 159-160

Hua, Y.; Xiang, C.; Xu, X.; Zhang, X. 1993: Observation on group behavior of black finless porpoise, Neophocaena phocaenoides, near the beach using the net-surroundings in the Yangtze River. Journal of Fisheries of China 17(2): 120-125

Lu, W. 1994: Observation on growth and feeding habits of largemouth bass, Micropterus salmoides, larvae. Journal of Fisheries of China. Dec; 184: 330-334

Pan, G-x.; Chen, S-n. 1989: Observation on habits of Chilo suppressalis (Walker) damage to winter crops. Entomological Knowledge 264: 199-200

Sasaki, M. 1992: Observation on hibernating larvae of Neptis sappho intermedia W.B. Pryer: 1. Yadoriga 148: 15-18

Sasaki, M. 1995: Observation on hibernating larvae of Neptis sappho intermedia W.B. Pryer: 2. Yadoriga 160: 17-20

Hu, Z. 1993: Observation on histo-construction of oviducts during ovigerous period in Cuora galbinifrons. Chinese Wildlife 5: 32-34

Bao, X-z. 1982: Observation on insect migration by radar. Entomological Knowledge 196: 37-38

Olsen, J.; Olsen, P.; Jolly, J. 1979: Observation on interspecific conflict in the peregrine Falco peregrinus and other Australian falcons. Australian Bird Watcher 8(2): 51-57

Yang, Y. et al. 1996: Observation on juvenile Andrias davidianus nursing. Freshwater Fisheries 263: 27-28 No 191

Padron, FG.; Martinez, AP.; Prokes, M.; Libosvarsky, J. 1980: Observation on lengths, sex, growth and age of largemouth bass from Laguna del Tesoro (Cuba). Prirodovedne Prace Ustavu Ceskoslovenske Akademie Ved V Brne 144: 25-36

Siqinzhaorige.; Hudayoula.; Siqinbater. et al. 2000: Observation on life cycle of Hypoderma bovis at the Chifeng district, Inner Mongolia. Chinese Journal of Veterinary Science and Technology. Jan; 301: 26-27 Sum 269

Zhang, L-c. 1991: Observation on life habite of lady beetle, Coccinella septempunctata L. in summer. Entomological Knowledge, 281: 9

Horii, N. 1982: Observation on luminous Polychaeta, Odontosyllis undecimdonta from Toyama Bay, Japan Sea. Science Report of the Yokosuka City Museum 29: 1-3

Sinha, KK.; Sinha, DK. 1993: Observation on macrophytes associated benthic macrofauna in some freshwater ponds of Munger (Bihar). Journal of Ecobiology 5(2): 89-93

Chen, G.R.; Zhu, J.C. 1992: Observation on metacercariae of Paragonimus westermani by transmission electron microscopy. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 10(3): 222-224

Wang, H.-yuan.; Zhang, Y.-hui. 2004: Observation on microstructure and ultrastructure of sertoli cell in stream salamander (Batrachuperus tibetanus). Journal of Shaanxi Normal University Natural Science Edition. Mar; 321: 86-89 Sum No 99

L.Chengua. 1994: Observation on microstructure of central part in otolith of elver of Anguilla japonica by SEM. Marine Sciences (Beijing) 6: 60-62

Jiang, X. et al. 1985: Observation on morphology of Catatropis indicus (Trematoda: Notocotylidae) on different developing stages. Sichuan Journal of Zoology 43: 7-10

Kania, G. 1995: Observation on morphology of Polyxenus lagurus (Diplopoda: Polyxenidae). Przeglad Zoologiczny 39(1-2): 101-103

Watanabe, M.; Hayakawa, H. 1979: Observation on nectar-sucking behavior and parous rate of several species horseflies. 1. Comparison of nectar-sucking behavior in several species of horseflies. Japanese Journal of Sanitary Zoology 302: 159-166

Y.Xiuzhang. 1986: Observation on nucleolus organizer regions in north-eastern sika deer (Cervus nippon hortulorum) somatic cells by silver staining. Zoological Research 74: 376

Sun, Xu-gen. 1992: Observation on ontogenesis for five species of spider mites. Entomological Knowledge 295: 277-278

Khillare, Y.; Skora, K. 1998: Observation on otolith and age in eel-pout, Zoarces viviparus, from Hel Peninsula, Poland, in relation to reproduction. Journal of Nature Conservation 10(2): 243-251

Xu, Da-de. 2001: Observation on oviposition and hatching of Hemidactylus bowringii. Sichuan Journal of Zoology 20(3): 151, 156

Hao Kangshan.; H.C.unlin. 1991: Observation on parasite Trichogramma sp. of Archanara aerata Butler. Nanjing Nongye Daxue Xuebao 142: 91-92

Tare, T.G.; Renapurkar, D.M. 1992: Observation on parturition in Vipera russelli in captivity. Snake 24(1): 77-78

Zhu, H-P. et al. 1990: Observation on periodicity and exsheathment of Brugia malayi microfilariae in Anhui Province. Chinese Journal of Parasitology and Parasitic Diseases 83: 236-237

Ayyappan, S. 1978: Observation on plankton with reference to hydrography of Ramasamudra tank, Dakshina Kannada. Thesis Abstracts Haryana Agricultural University 44: 290

Shi, Y.M.; Ye, Y.Y. 1990: Observation on polytene chromosomes of the ovarian nurse cell of Anopheles minimus from Guangxi. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 8(2): 117-120

Pandey, B.; Rao, P.; Singh, B.; Pisolkar, M. 1995: Observation on qualitative abundance of plankton in Bhatghar reservoir, Pune, Maharashtra. Journal of the Inland Fisheries Society of India 1995); 25(2): 48-50

Chen, G.-Wen.; Dai, X.-Ling.; Zhu, M.-Wei. et al. 2000: Observation on radula of Cyclophorus martensianus by optic microscope and scanning electron microscope. Chinese Journal of Zoology 35(3): 7-9

Ouyang, S.; Wu, X.-Ping.; Shu, F.-Yue. 2001: Observation on radula of small Gastropoda by SEM. Chinese Journal of Zoology 36(5): 2-3

Lin, S-J. 1987: Observation on rearing of red tail prawn Penaeus penicillatus in winter at Yunlin. Bulletin of Taiwan Fisheries Research Institute 43: 7-13

Zhao, Y. et al. 1992: Observation on reproductive behaviour of Siberian tiger in captivity. Chinese Wildlife 3: 54-55

Shi Anjing. 1994: Observation on reproductive cell and glochidium of Anodonta woodiana pacifica with scanning electron microscope. Sichuan Daxue Xuebao (Ziran Kexueban): 31: 170-174 (Special Issue)

Yang, X.; An, X. 1996: Observation on reproductive ecology of Ficedula narcissina. Chinese Journal of Zoology 31(2): 13-16

Wu, J. 1997: Observation on reproductive ecology of white wagtail in Pangquangou Natuare Reserve. Chinese Journal of Zoology 32(3): 35-39

Yang Xiangming. et al. 1999: Observation on reproductive habits of Phylloscopus reguloides in Pangquangou. Sichuan Journal of Zoology 28 May; 182: 77

Bahuguna, SN.; Badoni, K.; Semwal, P. 1998: Observation on respiratory surface area of a snowfed hillstream cat fish Glyptothorax pectinopterus (McCl.). Himalayan Journal of Environment and Zoology 12(2): 163-166

Zhao, W.-b.; Huang, R.; Zhang, Y.; Min, F.-g.; Wang, J.; Liu, X.-m.; Liu, Z.-h. 2007: Observation on Rhesus monkeys infected second time with H5N1 avian influenza virus. Bing du Xue Bao 23(4): 282-286

Liu, D.; Sun, J. 1994: Observation on scanning electron microscope of lung blood copillaries of pigeon. Chinese Journal of Zoology 29(5): 21-22

An, C.; Jiabin, L.; Deng, L. 1994: Observation on scanning electron mincroscope of Aspiculuris tetraptera. Chinese Journal of Zoology 29(1): 4

Pottier, M. 1980: Observation on sea bird migration by the Bruges Ornithological Working Group in autumn 1979.. Wielewaal 46(10): 339-344

L.Yongrong. et al. 1998: Observation on seasonal growth and decline and night activity of An. sinensis and An. crawford - 2 consangeous species of An. hyrcanus group. Sichuan Journal of Zoology 28 February; 171: 36

Wan Songliang. et al. 1994: Observation on sex of F1 of Oreochromis aureus (WZ, &e) x O. mossambicus (YY, ). Fisheries Science (Liaoning): 131: 15-19

Rathinasabapathy, B.; Kalaiarasan, V. 1995: Observation on sloughing in reticulated python (Python reticulates). Animal Keepers' Forum 22(6): 223-225

Shannigrahi, AS.; Shukla, RN. 1997: Observation on soil arthropod fauna from derelict and well maintained wetlands of Rewa. Journal of Freshwater Biology 9(1): 9-12

Murty, VS. 1983: Observation on some aspects of biology of silverbelly Leiognathus bindus (Valenciennes) from Kakinada. Indian Journal of Fisheries 301: 61-68

Shrivastava, SC. 1999: Observation on some behaviours of scorpion, Heterometrus (H.) bengalensis (Koch) (Scorpiones: Scorpionidae) - preying, feeding, thirst-quenching and cannibalism. National Academy Science Letters (India) 22(7-8): 146-147

Kolekar, V. 1987: Observation on some biometric features of Notopterus chitala (Hamilton) from River Brahmaputra, Assam. Matsya, 12-13: 184-188

Wang, J. et al. 2000: Observation on some characters in external morphology of Eremias brenchleyi. Sichuan Journal of Zoology 28 February; 191: 31-32

Subba Rao, MV.; Murty, YB.; Eswar, A. 1981: Observation on some haematological parameters in agamid garden lizard, Calotes versicolor Daudin. Comparative Physiology and Ecology 63: 125-126

Zhang, S.; Zhu, J.; Jia, C.; Li, G. 2000: Observation on spawning and early embryogenesis in laboratory-reared adult Amphioxus branchiostoma belcheri tsingtauense. Studia Marina Sinica 42: 74-76

H.X.aoling.; H.J.nhou.; Yang Zhiming. et al. 1996: Observation on specificity of blood-sucking, life-span and body weight of Ctenophthalmus quadratus. Difangbing Tongbao 11(4): 21-22

Yan, W.-Ming.; Liu, X.-De.; Wang, Y.-Kui. 1997: Observation on stadium and feeding quantity of the larvae of Acantholyda piceacola Xiao et Zhou. Entomological Knowledge 34(5): 281-282

Wu, W-L.; Trueman, ER. 1984: Observation on surface locomotion of Sphaerium corneum (Linnaeus) (Bivalvia: Sphaeriidae). Journal of Molluscan Studies 503: 125-128

Ma, L.Ming 1994: Observation on survival of fleas and their hosts under high temperature in field of northern China. Acta Zoologica Sinica 40(1): 100-104

Chattopadhyay, S. 1999: Observation on swarming behaviour of Glyptotendipes barbipes (Staeger) in nature. Journal of Nature Conservation 11(2): 197-199

Yang Jian.; Wang Kexiong.; Liu Renjun. 1997: Observation on swimming and breathing behaviours of a captive baiji Lipotes vexillifer. Zoological Research. Nov; 184: 389-395

Ikeda, Y. 1988: Observation on swimming behavior of a Japanese serow (Capricornis crispus). Honyurui Kagaku 282: 25-26

Dardano, M. 1999: Observation on the Adelomelon ancilla complex. Of Sea and Shore. Spring; 221: 4-6

Guo, C-w. 1989: Observation on the Ag-staining of nucleolus organizer regions in somatic cells of two of frogs species. Chinese Journal of Zoology 244: 6-9

Li, Y-h.; Huang, W-p. 1978: Observation on the Caenozoic on Jinping, Sichuan. Professional Papers of Stratigraphy and Palaeontology 7: 86-97

Li, Z. et al. 1998: Observation on the Stegomyia calopus blood-sucking habit. Chinese Journal of Zoonoses 14(2): 73-74

Ramalingam, M. 1987: Observation on the abnormalities in the portunid crab, Portunus pelagicus (Linnaeus). Bulletin of the Zoological Survey of India 8(1-3): 323-324

Bao, Z. 1986: Observation on the activities of Biomphalaria straminea in aquarium. Transactions of the Chinese Society of Malacology 2: 158-159

Yu-Daoping; Jiang-Wenghua; Han-Demin 2007: Observation on the adaptation of Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientalis) to artificial feeding. Acta Theriologica Sinica 27(4): 365-369

Goto, T. 1983: Observation on the aerial swarming of Woodiphora sp. (Diptera, Phoridae). Makunagi 10: 9-11

Khalaf, AN.; Al-Jafery, AR.; Sadek, SE. 1985: Observation on the age and growth of twainy, Barbus belayewi Menon (Cypriniformes, Cyprinidae) in a polluted habitat. Journal of Biological Sciences Research 161: 19-33

Gong Mingjun. 1990: Observation on the anatomy of the male genital organs of Rong-chang pigs. Acta Veterinaria et Zootechnica Sinica 211: 92-96

Hofer, H.O. 1982: Observation on the anatomy of the proboscis and of the ductus nasopalatinus and ductus vomeronasalis of Solenodon paradoxus Brandt, 1833. Gegenbaurs Morphologisches Jahrbuch 128(6): 826-850

Wen, T.; Xi, Z.; Gao, Z.; Xu, Y.; Sun, J.; Ghen, Z. 1987: Observation on the ancient lice from Loulan. Investigatio et Studium Naturae Museum Historiae Naturae Shanghaiense 7: 152-155

M.Liming. 1996: Observation on the behavior of Haemaphysalis verticalis in the meadow of Jilin Province. Acta Entomologica Sinica 392: 219-222

Tanaka, S.; Kubota, T. 1988: Observation on the behavior of some deep-sea fishes in the Suruga Bay using the submersible 'Shinkai 2000'. Report of Japan Marine Science and Technology Center, 111-118

Zhang Chong et al. 1991: Observation on the behaviors of adults of Deporaus marginatus Pascoe. Entomological Knowledge 286: 351-352

Ghosh, S. 1990: Observation on the behaviour and family bondage in wild elephants in northern part of West Bengal. Journal of Bengal Natural History Society 9(1): 65-68

T.Gang Zhang Kequn. 1985: Observation on the behaviour of oviposition of Rana limnocharis (Amphibia). Natural Enemies of Insects 73: 133-136

Ahamed, S. 1991: Observation on the bifid tail in a specimen of Hemidactylus brooki Gray. Records of the Zoological Survey of India 88(1-4): 365

Cui, Wan-li. 1992: Observation on the biological character of meadow moth. Entomological Knowledge 295: 289-292

L.Tianming. et al. 1994: Observation on the biological characteristics of Sergentomyia barraudi. Difangbing Tongbao 92: 35-36

Yang, W.-Lai.; Li, W.-San. 1997: Observation on the biological characteritics of Vespa nigrithorax Buysson. Entomological Knowledge 34(1): 28-30

Dai, Z.; Li, G. et al. 1987: Observation on the biology of Anisosticta kobensis Lewis (Coleoptera: Coccinellidae). Natural Enemies of Insects 93: 187

Li, L.; Xie, Z. 1988: Observation on the biology of Bracon hebetor Say. Natural Enemies of Insects 102: 106-109

Wang, Q.F.; Li, W.S.; He, H.Q. 2001: Observation on the biology of Megaselia sp. infecting the honey bee. Entomological KnowledgeSep; 38(5): 378-379

Dai, Y X. 1983: Observation on the bionomics of Abiromorphus anceyi Pic. Entomological Knowledge 20(3): 121

Yue, D.-Cheng.; Tian, Y.-Xiang. 1994: Observation on the bionomics of Aculops niphocladae Keifer. Entomological Knowledge 31(5): 289-291

Wei, Y-b. 1990: Observation on the bionomics of Cnaphalocrocis medinalis Guenee on different transplant seedlings period. Entomological Knowledge 274: 193-195

Liu, S.-Min.; Yue, D.-Cheng.; Jiang, Y.-Jun. et al. 1998: Observation on the bionomics of Falseuncaria raszabi Razowski. Entomological Knowledge 35(3): 160

Hu, S-c. 1989: Observation on the bionomics of Odontopera urania (Wehrli). Entomological Knowledge 266: 348-350

Wu, D.-Shui.; Chen, J.-Ming. 1997: Observation on the bionomics of Ostrinia zealis varialis (Breme). Entomological Knowledge 34(2): 78-79

Qian, Z.Qi 1998: Observation on the bionomics of Pazala timur (Ney). Entomological KnowledgeSep; 35(5): 267-269

Huang, G-c. et al. 1988: Observation on the bionomics of Periplaneta australasiae Fabricius. Entomological Knowledge 254: 227-229

Fang, L.; Cui, F.; Li, Z. et al. 1999: Observation on the bionomics of Salebria semirubella. Senlin Bingchong Tongxun 18(2): 20-21

Ji, W-s. 1986: Observation on the bionomics of Trematodes potanini Semenov. Entomological Knowledge 233: 119-111

Cheng, L.-Qin.; Guo, Y.-Long. 1994: Observation on the bionomics of Xyeborus germanus Blandford. Entomological Knowledge. Mar; 312: 94-96

Yin, D.-Hua.; Fu, S.-Quan.; Li, Q.-Sen. 1995: Observation on the bionomics of larve of Hepialus gonggaensis Fu. Entomological Knowledge 32(5): 289-291

Khajuria, JK.; Bali, HS. 1988: Observation on the bionomics of ova of Fasciola gigantica (Cobbold 1885) in Punjab (India). Indian Journal of Parasitology 121: 35-36

Ray, PK.; Datta, NC. 1991: Observation on the brain and the distribution of cranial nerves in Channa punctatus (Bloch). Proceedings of the Zoological Society 44(2): 137-148

Dewhurst, CF.; Cunningham van Someren, GR.; Allan, RG.; Thomsett, S. 1988: Observation on the breeding ecology of Ayres' hawk eagle Hieraaetus ayresii at Karen, Nairobi, Kenya. Gabar: 32: 85-93

Liu, J.; Yang, X.; Li, Y.; Han, Z.; Wang, Y. 1997: Observation on the breeding habit of white spoonbill and the development of it's nesting. Chinese Journal of Zoology 32(2): 43-46

Song, C. 1997: Observation on the breeding habits of Upupa epops. Chinese Journal of Zoology 32(1): 29-31

D.H.ngqin,.; Chen Yuquan,.; Zhu Weiguo, 1991: Observation on the breeding habits of the collared Scops-owl. Zoological Research 12(2): 186

Sriramlu, R. 1979: Observation on the breeding periodicities of the murrel, Channa striatus and Channa marrulus. Comparative Physiology and Ecology 42: 61

Aeschbacher, A.; Pilleri, G. 1983: Observation on the building behaviour of the Canadian beaver (Castor canadensis) in captivity. Investigations on Beavers 1: 83-98

H.Nan Agricultural College. 1987: Observation on the catching quantity of two spiders Lycosa pseudoannulata and Erigonidium graminicolum to the larvae of rice leaf roller and the nymph of rice plant hopper. Natural Enemies of Insects 92: 70-73

Sakai, S.; Hoshiba, H. 1979: Observation on the chromosome of Forficula mikado Burr (Dermaptera, Forficulidae). Dermapterorum Catalogus 123: 1-4

Saxena, RC.; Shukla, RN. 1978: Observation on the chromosomes of Mollienesia mollienesia (Poecillidae). Science and Culture 44(7): 325-326

Kluessendorf, J. 1983: Observation on the commensalism of Silurian platyceratid gastropods and stalked echinoderms. Transactions of the Wisconsin Academy of Sciences Arts and Letters 711: 48-67

Gopinadha Pillai, CS.; Jasmine, S. 1991: Observation on the community structure of brown mussel Perna indica from the intertidal rocky shores of Vizhinjam, southwest coast of India. Journal of the Marine Biological Association of India 33(1-2): 159-165

Saliu, JK. 2001: Observation on the condition factor of Brycinus nurse (Pisces: Cypriniformes, Characidae) from Asa Reservoir, Ilorin, Nigeria. Tropical Freshwater Biology 10: 9-17

Pan, J.Y.; Zheng, X.; Gu, Z.C. 1991: Observation on the contraction process of ovarioles of Anopheles sinensis and Anopheles anthropophagus after oviposition. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 9(3): 198-201

Lei, G.; Dai, J.; Nie, Z. 1984: Observation on the control effect of Cyrtorhinus lividipennis Reuter on planthoppers in paddy fields. Natural Enemies of Insects 63: 143-144

Kaur, D.; Oberoi, RK. 1987: Observation on the cycle of development of Entamoeba invadens in some lizards. Indian Zoologist 11(1-2): 27-29

Kawaguchi, E.; Ozone, T. 1982: Observation on the daily behaviour of the last instar larva in Favonius yuasai (Lepidoptera, Lycaenidae). New Entomologist 312: 35-39

Xie Yuhao.; L.B.; Wang Guoen. 1995: Observation on the daily growth increments in the otolith of pond smelt, Hypomesus olidus. Oceanologia et Limnologia Sinica 26(4): 402-407

Ma, H-k.; Huang, D-g. 1988: Observation on the damage of litchi by Selenothrips rubrocinctus (Giard) and its control. Entomological Knowledge 254: 217-218

Jiang Yafeng. 1987: Observation on the defensive behavior of Eremias argus in Liaoning Province. Acta Herpetologica Sinica 62: 72-73

Zhang, L.-xian.; Ning, C.-shen.; Chen, H.-ke.; Qi, W.-wei.; Zhao, J.-feng. 1999: Observation on the development of Cryptosporidium baileyi in silkiefowl black bone by SEM. Chinese Journal of Veterinary Science. Nov; 196: 575-578 Sum No 84

Guo, Q.; Lu, Q. 1993: Observation on the development of blood cells in kidney and spleen of grass carp. Acta Hydrobiologica Sinica. Mar; 171: 40-45

Zhang, X.; Liu, X.; Peng, X.; Ding, L. 1986: Observation on the development of microfilaria of filaria of cattle and donkey in the body of mosquitoes Culex pipiens pallens, Culex tritaeniorhynchus and Anopheles sinensis. Natural Enemies of Insects 82: 104-108

Deng, X-f.; Kang Lin. 1990: Observation on the development of pupa and oviposition of Trogoderma granarium Everts. Entomological Knowledge 274: 231-232

Shen, Y.-Jie.; Qian, D.-Yi. 1999: Observation on the development stage and bionomics of Ceracris kiangsu Tsai in the north Jiangxi. Entomological Knowledge 36(3): 144-146

Zhou, Y.-Kang.; Wang, R.-Ping.; Xia, T.-Sheng. et al. 2000: Observation on the distribution and function of pores in Chinese alligator's eggshells during different incubating stages. Chinese Journal of Zoology 35(3): 19-22

Omar, B.; Yasin, M.; Marwi, M.A.; Jeffery, J. 2003: Observation on the distribution of Lucilia cuprina (Diptera: Calliphoridae) in a building of a housing estate at Kelompok Embun Emas, AU3, Kula Lumpur. Tropical Biomedicine 20(2): 181-183

Reavell, P. 1983: Observation on the distribution of aquatic Heteroptera in the Bishops Stortford area during 1956. Transactions of the Hertfordshire Natural History Society and Field Club 291: 74-84

Li, J.; Bao, H. 2002: Observation on the distribution of tegument nerve cells and nerve fibers in Pagumogonimus skrjabini. Chinese Journal of Zoonoses y; 18(4): 30-32

Cai, M.; Deng, Z.; Yu, Z.; Deng, X.; Ma, J. 1992: Observation on the early development of Chinese sucker (Myxocyprinus asiaticus). Freshwater Fisheries 1(165): 8-12

Qiu, S.; Liu, L.; Wang, H. 1987: Observation on the early development of Reeves shad. Journal of Fisheries of China 111: 45-52

Zhao, Z.-Shan.; Wu, Q.-Jiang.; Liu, H.-Yu.; Gao, G.-Qin. 2000: Observation on the early development of angrogenetic haploid in Paramisgurnus dabryanus. Acta Zoologica Sinica 46(3): 353-356

Jin, L.Z.; Xu, J.J. 1992: Observation on the early development of inoculated Brugia malayi microfilariae in mosquitoes. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 10(4): 298-300

Zhao, K. 1984: Observation on the ecology of Mongolian steppe lemming Lagurus przewalskii Buechner. Acta Theriologica Sinica 43: 217-222

Liu Huangjin, 1985: Observation on the ecology of the hen harrler when the winter time. Zoological Research 6(4): 421-422

Baharav, D. 1983: Observation on the ecology of the mountain gazelle in the Upper Galilee, Israel. Mammalia 471: 59-69

Zhang, M.; Chen, J.D. 1986: Observation on the effect of mandelic amide on Trichomonas vaginalis by transmission electron microscopy. Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 4(2): 120-122

Guo, T.-yu. et al.; Geng, H.-ran.; Chen, Z.-gui. 2003: Observation on the effectiveness of capturing rodent by a new kind of snap trap. Zhongguo Meijieshengwuxue Ji Kongzhi Zazhi. Jun; 143: 184-185

Zhang, Y.; Cao, J. 1984: Observation on the efficiency of glass with baits attracting larger Japanese earwig Labidura japonica dettocan. Natural Enemies of Insects 62: 104-105

Huang Xiangfei. 1989: Observation on the egg and post-embryonic development time of some rotifers in Lake Donghu, Wuhan. Oceanologia et Limnologia Sinica 202: 184-191

Sai Daojian.; L.L.uwen.; Liu Linying.; Sun Jingtian.; Wang Shuyun. 1996: Observation on the eggshell of white-fronted shearwater with scanning electron microscopy. Zoological Research 171: 23-26

Sai, D.; Sun, J.; Yan, L. 1998: Observation on the eggshell ultrastructure of Acrocephalus arundinaceus with the scanning electron microscope. Journal of Hebei University Natural Science Edition. Jun; 182: 144-147

Sai, D.; Sun, J. 1999: Observation on the eggshell ultrastructure of moorhen with the scanning electron microscope. Journal of Shandong Agricultural University. Sep; 303: 285-290

Natarajan, P.; Srikar, LN.; Pandian, AP. 1983: Observation on the electrophoretic pattern of proteins of copepod parasites. Comparative Physiology and Ecology 81: 9-11

Pan Jionghua.; Zheng Wenbiao. 1982: Observation on the embryonic and larval development of Clarias fuscus. Acta Hydrobiologica Sinica 74: 437-444

Pan Jionghua.; Zheng Wenbiao. 1983: Observation on the embryonic and larval development of Pangasius sutchi (Fowler). Transactions of the Chinese Ichthyological Society 3: 1-12

Qu, Z. et al. 1991: Observation on the embryonic development of Macrobrachium nipponensis. Freshwater Fisheries 160: 24-27

Wei, G.; Huang, L.; Chen, Y.; Lu, L.-hua.; Jiang, G.-fu. 2002: Observation on the embryonic development of Pseudobagrus nitidus. Journal of Southwest China Normal University Natural Science 27(4): 567-575

Xie, Y.; Li, B. 1987: Observation on the embryonic development of pond smelt. Journal of Fisheries of China 114: 307-314

Zhang Longxian.; Ning Changshen.; Gao Baozhen.; Lang Limin.; W.N.ngpeng.; Liu Zhonghu.; Song Jianguo.; Zhao Jinfeng.; Tang Ruimao. 2000: Observation on the endogenous developmental stages of Cryptosporidium baileyi in poultry by SEM. Acta Veterinaria et Zootechnica Sinica 31(4): 341-348

Lahiri, AR.; Das, S. 1991: Observation on the epicranio-orbital complex of some Indian Aeshninae (Odonata: Aeshnidae). Records of the Zoological Survey of India 89(1-4): 155-166

Pan Shiqing et al. 1988: Observation on the factors influencing the preparation of chromosome specimen of mosquitoes. Annual Bulletin of the Society of Parasitology Guangdong Province 10: 199-200

Sarkar, PK.; Pal, HK.; Rahman, MM.; Rahman, MM. 2002: Observation on the fecundity and gonado-somatic index of Mystus gulio in brackishwaters of Bangladesh. Online Journal of Biological Sciences 2(4): 235-237

Rheman, S.; Islam, ML.; Shah, MMR.; Mondal, S.; Alam, MJ. 2002: Observation on the fecundity and gonadosomatic index (GSI) of grey mullet Liza parsia (Ham.). Journal of Biological Sciences 210: 690-693

Wang Renlai. et al. 1988: Observation on the fecundity of overwintering Culex pipiens pallens. Chinese Journal of Parasitology and Parasitic Diseases 61: 14

Liao, S-y. 1988: Observation on the female reproductive system and the ovarial development of Chilo suppressalis Walk. Entomological Knowledge 256: 363-365

Fang, Z.-qiang.; Zheng, W.-biao.; Xiao, Z.; He, X.-yuan.; Ye, Y.-yan. 2001: Observation on the fine structure of the gill in Pangasius sutchi. Journal of Fisheries of China 25(6): 489-491

Hirji, KN. 1979: Observation on the fine structure of the hepatocytes of perch (Perca fluviatilis L.). University Science Journal (Dar Es Salaam): 51-2: 59-72

Liu, F-G. 1981: Observation on the first stage phyllosoma larvae of scyllarid lobster, Thenus orientalis (Leech). Bulletin of Taiwan Fisheries Research Institute 33: 733-740

Devi, SL. 1988: Observation on the fishery and biology of penaeid prawns from Godavari Estuary. Indian Journal of Fisheries 351: 52-63

Xu, J-y. 1985: Observation on the fishery biology of Scylla serrata from Leqing Wan, Zhejiang Province, China. Chinese Journal of Zoology 206: 1-5

Baca, F.; Hadzistevic, D. 1984: Observation on the flight of the European corn borer (Ostrinia nubilalis Hbn.) butterflies in Zemun Polje from 1966 to 1980. Arhiv za Poljoprivredne Nauke 45(158): 229-238

Kohtsuka, H. 2004: Observation on the floating eggs spawned by Heliometra glacialis maxima (Echinodermata, Crinoidea). Nanki Seibutu. Jun; 461: 55-56

Verwoerd, DJ. 1987: Observation on the food and status of the Cape clawless otter Aonyx capensis at Betty's Bay, South Africa. South African Journal of Zoology 221: 33-39

Tian, C.; Liang, Y.; Wang, R.; Ren, S.; Yu, R.; Zhao, H. 2000: Observation on the gametes and sperm penetration with seanning electron microscope and a preliminary study of the embryonic development in Pacific oyster (Crassostrea gigas). Journal of Oceanography of Huanghai and Bohai Seas 18(2): 51-55

Whitehead, P.F. 1991: Observation on the genus Sepedophilus (Col.: Staphylinidae) in Worcestershire. Entomologist's Record and Journal of Variation 103(1-2): 43-44

Pessacq-Asenjo, T. 1981: Observation on the glia cells of the toad Bufo arenarum Hensel. Evidence of morphologic plasticity. Travaux du Museum National d'Histoire Naturelle "Grigore Antipa" 23: 233-241

Yu, Z.; Deng, Z.; Zhao, Y.; Huang, X. 1986: Observation on the gonad development of Psephurus gladius (Martens) in Changjiang River below Gezhouba Dam. Acta Hydrobiologica Sinica 103: 295-296

Wang Bingxian.; Fan Zhigang.; Tang Bailian. 1984: Observation on the gonadal development and embryonic development of Xenocypris argentea Gunther. Acta Hydrobiologica Sinica 83: 271-287

Pillai, SM. 1986: Observation on the gonadal maturation of a penaeid prawn Metapenaeus brevicornis H.M. Edwards from brackishwater ponds. Journal of the Indian Society of Coastal Agricultural Research 41: 57-62

Li, Z-y. 1984: Observation on the growth and development of Scolopendra subspinipes mutilans. Chinese Journal of Zoology 3: 20-23

Zhang, D.; Zhou, W.; Zhang, Y. 1993: Observation on the growth and development of plateau zokors by artificial feeding. Acta Theriologica Sinica 13(4): 259, 304-306

Furuya, Y. 1980: Observation on the growth of the weasels (Mustela sibirica coreana) in captivity. Bulletin of Kochi Women's University Series of Natural Sciences 28: 11-20

Nikaido, H.; Otsu, J. 1997: Observation on the habitat of female coon stripe shrimp, Pandalus hypsinotus (Brandt), on submarine canyon off Yokata, Toyama Bay. JAMSTEC Journal of Deep Sea Research 1(3): 669-674

Jiang, H-s. 1988: Observation on the habits of Chinese pangolin. Chinese Wildlife 4: 11-13

Huang, Z-h. 1984: Observation on the habits of Galleria mellonella L. and Achroia grisella Fabr. with the control methods. Entomological Knowledge 211: 36-39

Wu, W-J.; Hsu, S-J.; Chen, T. 1978: Observation on the habits of Xyleborus crassiusculus (Motschulsky). Memoirs of the College of Agriculture National Taiwan University 181: 107-123

Chen, Q. 1995: Observation on the hatching bihaviour of Python molurus bivittatus. Chinese Journal of Zoology 30(5): 34-35

Zhou, Y.feng. 1995: Observation on the hatching of Elaphe schrenckii. Chinese Journal of Zoology 30(6): 37-38, 52

Inukai, T.; Kadosaki, M. 1979: Observation on the hibernation den of the Yeso brown bear (Ursus arctos yesoensis). Journal of the Mammalogical Society of Japan, 75-6: 280-299

Wang, A.; Liu, X. 1994: Observation on the histological changes of oviduct of Bufo viridis during reproductive period. Chinese Journal of Zoology 29(2): 18-20

Zhao, Hui-Yan. 1997: Observation on the honeydew excretion of Aphis gossypii Glover. Entomological Knowledge 34(1): 32

Mikami, R. 1993: Observation on the hosts of three longicorn beetles in western seashore of Aomori Prefecture. Konchu to Shizen 28(5): 18-24

Yang, Q.; Chen, Q. 1997: Observation on the in vitro development of Haemonchus similis. Chinese Journal of Zoology ust; 32(4): 3-5

Higuchi Seiichi. et al. 1991: Observation on the in vivo seed development of Babesia ovata in Haemaphysalis longicornis. Chinese Journal of Veterinary Medicine 17(5): 17

Ballestero, J.; Segura, A. 1994: Observation on the incidence of five external lesion types in 506 olive ridley Lepidochelys olivacea (Eschscholtz) nesters in the Ostional Wildlife Refuge, Guanacaste, Costa Rica. NOAA Technical Memorandum NMFS-SEFSC 35(1): 14-16

Bi, Z.L.; Sun, Y.H.; Jia, C.X.; Jiang, Y.X. 2003: Observation on the incubating behavior of the Chinese leaf warbler Phylloscopus yunnanensis at Lianhuashan, Gansu. Chinese Journal of Zoology: 33-36

Stroud, DA. 1982: Observation on the incubation and post-hatching behaviour of the Greenland white-fronted goose. Wildfowl 33: 63-72

Cao, Y.-ming.; Luo, E.-jie.; Liu, Y.-jie. et al. 2002: Observation on the inducers for malaria gamete development in vitro. Chinese Journal of Parasitology and Parasitic Diseases 202: 127-128

Kumar, P.; Purohit, KG. 1981: Observation on the influence of reproductive activity on some haematological values and grass body composition in five striped squirrel, Funambulus pennanti Wroughton. Comparative Physiology and Ecology 64: 233-234

Chun, C.; Mingguang, F. 2004: Observation on the initial inoculum source and dissemination of Entomophthorales-caused epizootics in populations of cereal aphids. Science in China. Series C Life Sciences 47(1): 38-43

Siddiqui, QS.; Shaad, FU. 1981: Observation on the intrensic innervation of the ovary of house sparrow, Passer domesticus indicus. Indian Journal of Zoology 91: 45-48

Fukui, M. 1993: Observation on the larval growth of Libellula angelina. Tombo (Tokyo) 36(1-4): 18

Li, B.; Kong, X.; Meng, L. 2000: Observation on the life cycle of Diorhabda elongata deserticola Chen: an potential biocontrol agent of salticedar. Chinese Journal of Biological Control 16(1): 48-49

Olsen, U. 1982: Observation on the life habits of Drymarchron corais couperi.. Nordisk Herpetologisk Forening 259: 224-235

Li, Xiao-ping. 1992: Observation on the life history of Homona coffearia Nietner. Entomological Knowledge 292: 93-94

Murty, DS.; Sukumaran, KK.; Dey, RK.; Reddy, PVGK. 1989: Observation on the life history of grass carp, Ctenopharyngodon idella (Valenciennes). Journal of the Inland Fisheries Society of Indi 19(1): 54-66

Panigrahi, A. 1996: Observation on the life-history of Andraca bipunctata Walker- a serious lipidopterous pest of tea. Indian Biologist 28(2): 9-16

Y., S. 1997: Observation on the lung capillaries of Elaphe bimaculata. Chinese Journal of Zoology 32(5): 19-20

Koda, N. 1982: Observation on the male activity of five Japanese species of zephyrus hairstreaks, with special reference to the influence of the light intensity (Lepidoptera, Lycaenidae). Tyo To Ga 33(1-2): 29-39

Hu, G-w. et al. 1981: Observation on the male of short wing-type of Sogatella furcifera (Horvath). Entomological Knowledge 184: 154-156

Wang, Y.-Yan.; Du, X.-Dong.; Sun, H.-Shan. 2002: Observation on the mantle of Nuttallia olivacea with scanning electron microscope. Chinese Journal of Zoology 37(2): 14-16

Hishio, N. 1981: Observation on the mating behaviors of moths (1). New Entomologist 301: 19-22

Goto, T. 1984: Observation on the mating behaviour of Beckerina sp. (Phoridae, Metopininae). Makunagi 12: 20-22

Yousif, MJ.; Kader, A.; Al-Shaikhly, J.; Khamas, WA. 1989: Observation on the meningeal arteries of one-humped camel. Indian Journal of Animal Sciences 598: 952-954

Chongti, T.; Gu, J.; Li, Q. 1999: Observation on the mermithid larvae from Formica gagates and Amphimermis chinensis in ant colony soil in Korqing pasture of Inner Mongolia. Sichuan Journal of Zoology 28 November; 184: 152-156

Lai Yongqi,.; Yang Shiyu,.; Hu Dingquan,.; Du Zongxian, 1986: Observation on the migration of Schlechtendalia chinensis (Bell). Scientia Silvae Sinicae 22(4): 431-436

Zhang, Y-s. et al. 1985: Observation on the migration of the birds of prey from Tangshan region, Hopei Province, China. Chinese Journal of Zoology 201: 17-21

Lei, Chao-liang. et al. 1992: Observation on the morphological characters and bionomics of Stenus cicindeloides (Schaller). Entomological Knowledge 295: 294-296

Zhang, W. et al. 1986: Observation on the morphological features of early larvae in four species of flesh flies under scanning electron microscopy. Sichuan Journal of Zoology 52: 11-14

Chen Chengfu et al. 1987: Observation on the morphology and behaviour of different ages of adult Leptotrombidium deliense. Annual Bulletin of the Society of Parasitology Guangdong Province, 8-9: 35-37

Goel, SC.; Singh, B. 1993: Observation on the morphology of instars in the course of development of Lipaphis erysimi (Kalt.) on mustard plants in northern India. Russian Entomological Journal 2(3-4): 27-33

Wang, S-f. et al. 1984: Observation on the natural growth and decline of the gametocytes of Plasmodium yoelii yoelii in the peripheral blood of the white mouse. Chinese Journal of Zoology 6: 15-18

O'Brien, M.; Kurczewski, FE. 1979: Observation on the nesting behaviour of Alysson conicus Provancher (Hymenoptera: Sphecidae). Proceedings of the Entomological Society of Washington 813: 435-437

Ding-Liang; Huang-Dun-Yuan; Zhang-Yan-Zhou; Huang-Hai-Rong; Li-Jie; Zhu-Chao-Dong 2007: Observation on the nesting biology of Andrena camellia Wu (Hymenoptera : Andrenidae). Acta Entomologica Sinica 50(10): 1077-1082

Wu, Z.; Yang, J.; Xu, W. 1981: Observation on the nests and eggs among Muscicapidae in Guizhou Province. Memoirs of Beijing Natural History Museum 15: 1-13

Qian, Hui-Lin. et al. 1991: Observation on the nocturnal activity of Anopheles dirus in Hainan Province. Chinese Journal of Parasitology and Parasitic Diseases 92: 85

Zhu, Q X.; Et Al 1987: Observation on the occurrence and control of Agromyza albipennis Meigen. Entomological Knowledge 24(2): 69-71

Liu, L.-Chun.; Chen, J.-Jun.; Gu, G.-Hua.; Yang, G.-Xin.; Wang Tao.; Shao, X.-Quan.; Song, R.-Guo. 1994: Observation on the occurrence and injury of Ostrinia furnacalis (Guenee) in the cotton field. Entomological Knowledge 31(5): 277-279

Liu, Z R. 1984: Observation on the occurrence of Chilo luteellus in Weishan Lake, Shandong Province. Entomological Knowledge 21(3): 126-127

Das, M.; Mishra, B. 1989: Observation on the occurrence of dimorphic forms of Psettodes erumei (Bloch & Schn.), an Indian halibut. Indian Journal of Fisheries 364: 337-338

Principato, M. 1989: Observations on the occurrence of five species of Gasterophilus larvae in free-ranging horses in Umbria, central Italy. Veterinary Parasitology 31(2): 173-177

Sun, C-x. 1980: Observation on the orientation of the first cleavage of the fertilized egg of Bombyx mori. Acta Entomologica Sinica 234: 445-446

Ni, H.-er.; Du, L.-qin. 2001: Observation on the ovary development of Ilisha elongata in the East China Sea. Journal of Fisheries of China 25(4): 317-322

Zhong Fusheng. et al. 1992: Observation on the over-wintering ecology of Aix galericulata. Chinese Journal of Zoology 272: 27-28

Zhang Huijie.; L.J.anshe.; Zhu Changqing.; Zhang Huijun. 1994: Observation on the ovipositing selectivity of Allothrombium ignotum to the different soil moisture content. Acta Arachnologica Sinica. Nov; 32: 100-103

Inoue, K.; Murakami, T. 1994: Observation on the oviposition of Sympetrum frequens at a high marsh in Hokkaido. Tombo (Tokyo) 37(1-4): 68-69

Xin, J-C.; Li, L-Y. 1989: Observation on the ovipositional behavior of Anastatus japonicus (Ashmead) by in vitro rearing method and the results of its continuous rearing in vitro. Natural Enemies of Insects 112: 61-64

Chi, Y.; Zhu, P.; Li, X. et al. 1997: Observation on the pancreas ultrastructure of red-crowned crane. Chinese Journal of Zoology 32(2): 22-23

Feng, D-Y. et al. 1985: Observation on the peony root borer, Apatophysis sinica Semenov-Tian-Shonskij. Entomological Knowledge 225: 217-218

Luo Lihua.; Zhou Shuida. 1985: Observation on the periodicity of bancroftian microfilaria in west part of Guangdong. Annual Bulletin of the Society of Parasitology Guangdong Province 7: 116-117

Xiao, Y.; Qiujin, Z.; Jin, Y. 2000: Observation on the peripheral blood cells morphology of the Bowring's gecko Hemidactylus bowringii. Wuyi Science Journal 1(6): 207-210

Kaires, R. 1980: Observation on the physiology of the freshwater crayfish Euastacus armatus and Cherax destructor. Australian Society for Limnology Inc. Newsletter, 181: 13

Humayun, NM.; Alam, AKMN. 1988: Observation on the pond growth rate of Macrobrachium rosenbergii at different stocking density. Bangladesh Journal of Zoology 16(2): 171-175

Anwar, S.; Siddiqui, MS. 1992: Observation on the predation by Mystus seenghala (Sykes) and Wallago attu (Bloch & Schneider) of the River Kali in North India. Journal of Environmental Biology 131: 47-54

Bhatti, U.; Bhatti, S. 1988: Observation on the predatory habits of ant-lion larva of Myrmeleon formicarius (Myrmeleontidae: Neuroptera). Bulletin of Entomology (New Delhi) 29(1): 45-49

Kim, J-P. 1986: Observation on the predatory strategy of Atypus coreanus Kim, 1985. Korean Arachnology 22: 63-68

Sun, Z.; Qiao, J.; Fu, J. et al. 1999: Observation on the regularity of Empoasca flavescens (Fabricius) activities in paulownia woods. Senlin Bingchong Tongxun 18(3): 14-16

Jiang, Y. 1998: Observation on the reproduction and behavior of Moschues chryschdster. Chinese Journal of Zoology: 39-41

Lobon-Cervia, J.; Zabala, A. 1984: Observation on the reproduction of Cobitis paludicola de Buen, 1930 in the Jarama River. Cybium 83: 63-68

Zhang, Y-w. 1991: Observation on the reproduction of gull-billed tern. Chinese Wildlife 1: 16-17

Sun, X. 1991: Observation on the reproduction of red squirrel in captivity. Chinese Wildlife 4: 30-31, 37 No. 62

Zhao, W-y.; Yang, D-r.; Shen, F-r.; Long, Y-c.; Yang, Y-x. 1989: Observation on the reproduction of the 'insect herb' moth Hepialus yulongensis Liang. Acta Entomologica Sinica 323: 382-384

Nishi, E.; Yamasu, T. 1992: Observation on the reproductive behavior and the development of a common fouling spirorbid, Dexiospira foraminosa Bush (Sedentaria, Polychaeta). Bulletin of the College of Science University of the Ryukyus ober; 54: 101-106

Zhou, C.; Xu, X.; Deng, Z.; Yu, Z. 1985: Observation on the reproductive glands of adult Acipenser sinensis Gray in Changjiang River below Gezhouba Dam. Acta Hydrobiologica Sinica 92: 164-170

Zhang, Jian-Jun. 2001: Observation on the reproductive habits of Dicrurus macrocercus. Chinese Journal of Zoology 36(4): 60-63

Tian, Y.; Sun, A.; Li, S. 1997: Observation on the reproductive habits of the Tylototriton kweichowensis. Chinese Journal of Zoology 32(1): 20-23

Yang Lan. et al. 1984: Observation on the reproductive habits of the rufous-headed crowtit. Chinese Journal of Zoology 3: 10-11

Chiu, YW. 1991: Observation on the reproductive system and behavior of the Babylonia formosae (Sowerby) (Prosobranchia: Buccinidae). Bulletin of Malacology Republic of China 16: 47-56

Wu, J. et al. 1987: Observation on the resistance of ascarid eggs of giant panda. Chinese Journal of Veterinary Medicine 137: 7-9

Tong, Y.; Gu, S. 1986: Observation on the retina in Bufo raddei by semi-thin sections - application of phase contrast microscopy to histological study. Acta Herpetologica Sinica 52: 124-128

Pan, H.; Chen, B. 1995: Observation on the retinas of two types of fresh-water teleosts of different ecological habits under microscope. Chinese Journal of Zoology 30(5): 6-8

Lapis, EB. 1986: Observation on the seasonal distribution of Ips calligraphus Germar, Baguio City, Philippines. Sylvatrop 11(1-2): 61-68

Huda, IA.; Ahmed, J. 1985: Observation on the seasonal variation in the composition of zooplankton and distribution of the planktonic biomass in inshore waters of Karachi coast (Korangi Creek). Records Zoological Survey of Pakistan 10(1-2): 91-99

Pan Cangsang.; Wang Shengyuan.; Lin Jing. 1990: Observation on the seasonal variation of Meloidogyne infesting young tea. Journal of Xiamen University Natural Science 291: 99-103

Gupta, ML.; Kumar, S. 1990: Observation on the sex mortality and survival rate in bipupal cocoons of trivoltine sukinda tasar silk insect Antheraea mylitta Drury (Lepidoptera: Saturniidae). Biological Bulletin of India 12(2-3): 85-89

Gao, F.; Bu, H.; Zhao, Y.; Lu, B.; Wu, S. 1994: Observation on the sexual behaviour of male giant panda during the mating. Acta Theriologica Sinica 142: 81-85

Ding, J.-Hua.; Fu, Q. 1995: Observation on the sexual generation of Aphis gossypii Glover. Entomological Knowledge 32(3): 141-143

Liu, Y.tang. et al. 1993: Observation on the skin microstructure of polar fox. Chinese Wildlife 2: 33-35

Alford, DV. 1978: Observation on the specificity of pheromone-baited traps for Cydia funebrana (Treitschke) (Lepidoptera: Tortricidae). Bulletin of Entomological Research 681: 97-103

Pattabiraman, SR.; Narasimhan, KS.; Peter, AT.; David, G. 1981: Observation on the spermatozoa of mongoose (Herpestes vitticolis). Cheiron 102: 89-90

Xu, S.-e.; Lu, X.-jun.; Zhang, D.-peng. 1993: Observation on the steroscopic morph of developing Enterobius vermicularis eggs and hatching larvae with scanning electron microscopy. Annual Bulletin of the Society of Parasitology Guangdong Province 11-13: 36-39 Modern Parasitology Suppl

Lu, A.; Yang, Q. 1986: Observation on the structure of larval body surface of Anastatus sp. with scanning electron microscope. Natural Enemies of Insects 84: 195-199

Hsia, P-y. 1981: Observation on the structure of the egg shells of Carposina niponensis Walsingham and Nezara viridula L. by scanning electron microscopy. Acta Entomologica Sinica 241: 111-112

Wang, W.-wei.; Chen, C. 2002: Observation on the survival and invasibility of Ascaris suum eggs preserved at low temperature for 5 years. Chinese Journal of Parasitology and Parasitic Diseases, 203: 140

Wu, W-P. 1981: Observation on the time and localization of tropomyosin synthesis in muscles of Cynops orientalis embryo by immunoperoxidase technique. Acta Biologiae Experimentalis Sinica 142: 181-190

Reynolds, P. 1987: Observation on the time budget and diving ecology of long-tailed ducks in Eqalungmiut Nunaat, west Greenland. Wildfowl 38: 55-62

Yang Yankong. et al. 1987: Observation on the transmission of Malayan filariasis by Anopheles yatsushiroensis and Anopheles kweiyangensis in Emei County, Sichuan. Chinese Journal of Parasitology and Parasitic Diseases 52: 146-147

Wang, W.; Zhou, S. 1987: Observation on the ultrastructure of Schistosoma japonicum schistosomula transformed from cercariae by artificial methods. Acta Hydrobiologica Sinica 111: 83-87

Gan Shaobai, E.Al, 1989: Observation on the ultrastructure of cryopreserved Toxoplasma. Chinese Journal of Parasitology and Parasitic Diseases 7(3): 9, 228

Shen Yiping.; Zhang Xiyuan. 1993: Observation on the ultrastructure of spermatogenesis and spermatozoon of pearl oyster, Pinctada martensii Dunker. Journal of Wuhan University (Natural Sciences Edition): 6: 123-129 Serial No 82

Cheng Gonghuang.; L.Y.chuan.; Cao Juntian.; T.X.uliang.; Zhu Junlin. 2000: Observation on the unhaired sensilla of the antenna of Periplaneta americana by SEM. Journal of Hubei University (Natural Science). Jun; 222: 195-196

Liu, C. 1998: Observation on the unusual transverse fission of Dugesia japonica. Chinese Journal of Zoology 33(3): 1-2

Har, S.P. 2000: Observation on the urinogenital papilla and sexual dimorphism in some Indian gobiids (Gobiidae: Teleostei). Journal of the Indian Fisheries Association 27: 7-17

Y.S.iyuan.; Yang Shuiyue.; Wang Jianlin.; Wang Ziren.; Liu Zongzhi. 2001: Observation on the uterine artery casts of Rhinopithecus r. roxellanae and human. Journal of Lanzhou University Natural Sciences. Dec; 376: 86-91 Sum 138

Zhang, S-m. et al. 1984: Observation on the viviparous habit of the chrysomelid beetle Gonioctena fulva (Mots.). Entomological Knowledge 213: 132-133

Robinson, M.F. 1994: Observation on the wildlife trade at the daily market in Chiang Khan, northeast Thailand. Natural History Bulletin of the Siam Society. Summer; 421: 117-120

Xu, Z.; Mei, W.; Zhang, G.; Chen, X.; Zeng, Z. 1994: Observation on the wintering habits of the Sichuan hill partridge. Chinese Journal of Zoology 29(2): 21-23

Srinivasan, M.; Raghunathan, MB. 1981: Observation on the zooplankton and hydrography at Adyar Estuary, Madras during solar eclipse, 1980. Indian Journal Of Zootomy: 221: 47-51

Zeng, C.; Wu, R.; Liu, Q. 1986: Observation on transmission and standing effect of cytoplasmic polyhedrosis virus of the masson-pine caterpillar Dendrolimus punctatus. Natural Enemies of Insects 81: 18-24

Tuskes, PM. 1980: Observation on tropical Atlantic angelfish on the reef and in captivity. Freshwater and Marine Aquarium 35: 7-11, 87-90

Wilson, JM. 1983: Observation on two captive land snails. Hawaiian Shell News, 314: 3

Qiu Liyan. 1989: Observation on two species of Periophthalmidae along Jiangsu coast. Oceanologia et Limnologia Sinica 206: 577-580

Chen Zhishui.; Jia Danbing.; Nie Zhiwei.; L.Y.o.; Yan Hong.; Sun Qili.; Wang He.; Zhao Fenglian.; Wang Yun xiang. 1999: Observation on ultrastructure of Cysticercus cellulosae treated with Chinese matria medica in vitro. Chinese Journal of Zoonoses 15(3): 54-56

Kang, J.F.; Liu, W.J.; Xue, H.X. 1992: Observation on ultrastructure of sterile cysts of Echinococcus granulosus in mice. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 10(4): 304-306

Chen, G.; Qian, Z.X.; Liu, R.L.; Cheng, B.Q.; Liu, H.Z.; Chen, L.; Wang, J.M. 1987: Observation on ultrastructure of the cysts and the tegument surface of protoscolices of Echinococcus granulosus from human cases. Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 5(4): 284-287; 14

Liu Naifa.; Gao Jincheng.; L.B.nian. 1994: Observation on ultrastructure of the eggshell and shell membrane of Himalayan snowcock, Tetraogallus himalayensis. Journal of Lanzhou University Natural Sciences 30(2): 101-105

Cheng Meng. et al. 1998: Observation on vaginal epithelial cell kerotosis rate in estrus period of giant panda. Sichuan Journal of Zoology 28 February; 171: 27

Chimkod, VB.; Basalingappa, S. 1991: Observation on variations in the number of ovarioles of dealate female termite, Odontotermes obesus, (Termitidae: Isoptera). Journal of Reproductive Biology and Comparative Endocrinology 3(2): 63-67

Allen, C.; Thames, S. 2007: Observation on vegetation changes in Cajun Prairie, a coastal prairie flora in southwest Louisiana. Journal of the Botanical Research Institute of Texas 1(2): 1141-1147

Liu, J.-rong.; Bo, X.-wen.; Wang, P.-fu.; Zou, F.-cai. 2004: Observation on viability of Trichostrongylidae in sheep at different circumstance temperatures. Chinese Journal of Veterinary Science and Technology. Jan; 341: 54-56 Sum 317

Wang, R. et al. 1992: Observation on wintering habits and distribution of cranes at delta of Huanghe River. Chinese Wildlife 4: 18-20

Berger, J M.; Sornette, P. 1982: Observation precoce d'une hirondelle de cheminee (Hirundo rustica) ou 'Une hirondelle ne fait pas le printemps?. Ciconia Eguelshardt 6(1): 56

Thommes, F.; Giraudoux, P. 1983: Observation printaniere d'un accenteur alpin (Prunella collaris) en plumage juvenile, au Fort de Douaumont (Meuse). Ciconia (Eguelshardt): 72: 105-106

Francois, J. 1984: Observation printaniere d'un phragmite aquatique (Acrocephalus paludicola) en Lorraine. Ciconia (Eguelshardt) 73: 171-172

Rapin, P.; Versel, C. 1988: Observation printaniere d'une becasseau falcinelle au Fanel. Nos Oiseaux 396: 295-296

Bertrand, A. 1985: Observation printaniere d'une mouette de sabine Larus sabini au large des cotes de la Charente-Maritime. Oiseau et la Revue Francaise d'Ornithologie 552: 151-152

Grange, P. 1978: Observation printaniere du phragmite aquatique Acrocephalus paludicola dans les Ardennes francaises. Oiseau et la Revue Francaise d'Ornithologie, 484: 383

Fouarge, J. 1994: Observation prolongee de deux cassenoix mouchetes (Nucifraga caryocatactes) dans la vallee de la Meuse en 1991-1992. Feuille de Contact de la Societe d'Etudes Ornithologiques "Aves" 30(2): 133-137

Arnaboldi, F. 2003: Observation recente de Nehalennia speciosa (Charpentier, 1840) en Finlande. Note sur son habitat. tinia embre; ): 109-118

Naoki, S. 2004: Observation records of birds and marine mammals on sea route of the Rishiri-Rebun-Wakkanai run. Rishiri Studies ; 23: 93-128

Tsushima, R. 1987: Observation records on Latham's snipe (Gallinago hardwickii) at Tokorozawa City, Kanto Plain, central Honshu, Japan, in the breeding season. Journal of the Yamashina Institute for Ornithology 192: 139-144

Ndao, B. 1981: Observation simultanee de la mouette tridactyle (Rissa tridactyla) et de la mouette pygmee (Larus minutus) a Saint-Louis-du-Senegal. Oiseau et la Revue Francaise d'Ornithologie 511: 61-63

Viennot-Bourgin, G. 1981: Observation simultanee en France du bud blast du Rhododendron et d'une cicadelle jouant le role de vecteur. Agronomie (Paris): 12: 87-92

Qi, J. 1988: Observation studies on reproduction of golden monkey in captivity. 1. Copulatory behaviour. Acta Theriologica Sinica 83: 172-175

Wang, Y.; Zheng, W.; Zhang, Z. 1995: Observation studies on the ultrastructure of olfactory epithelia in Paralichthys olivaceus. Tropic Oceanology 141: 77-81

Baldry, DAT. 1983: Observation sur l'ecologie et la distribution d'une population de Glossina tachinoides Westwood, dans le 'Bois de Boulogne', Ouagadougou, Republique de Haute-Volta. Notes et Documents Voltaiques 141: 29-47

Akogbeto, M.; Lauge, G.; Coluzzi, M. 1995: Observation sur la bioecologie d'Anopheles melas dans un milieu cotier lagunaire, Benin, Afrique occidentale. Journal of African Zoology 15 November; 1094: 399-406

Bameul, F. 1991: Observation sur la biomecanique de l'edeage des Psalitrus d'Orchymont (Col. Hydrophilidae). Nouvelle Revue d'Entomologie 7(3): 302

Cerdan, P.; Delye, G. 1988: Observation sur la fermeture des societes de Messor barbarus (Hym. Formicidae). Actes des Colloques Insectes Sociaux 4: 261-263

Buffetaut, E. 1992: Observation sur la note: Paleobiogeographie de la Tethys (Broin F. de et al., Bull. Soc. Geol. Fr., 1991, 162, 1, 13-26): remarques sur les dinosaures oxfordiens de Damparis (Jura) et leur signification paleogeographique. Bulletin de la Societe Geologique de France 1634: 521-523

Sermet, E. 1980: Observation sur la peche du grand butor, Botaurus stellaris. Nos Oiseaux 355: 242-243

Stanciu, M.; Jacob, M.; Plotoaga, G.; Ciufu, M. 1980: Observation sur le comportement de l'espece Mugil auratus Risso en rapport avec la variation de la temperature et de l'oxygene. Pontus Euxinus Studii si Cercetari 1: 35-40

Herman, R. 1991: Observation sur le comportement social chez le cerf (Cervus elaphus L.) en ete. Cahiers d'Ethologie Appliquee 113: 379-388

Lovaty, F. 1992: Observation sur le comportement territorial et vocal de la fauvette sarde (Sylvia sarda) durant un cycle de reproduction. Nos Oiseaux embre; 41(8): 463-487

Xie, X-c. 1989: Observation the breeding grey giant kangaroo under artificial feeding. Chinese Wildlife, 2: 42

Witztum, A.; Parthasarathy, MV. 1985: Observation with the scanning electron microscope of a fly captured in amber. Proceedings of the Entomological Society of Washington 873: 676-677

Arcos, M.; Sardin, J P. 1989: Observation, batrachologiques en 1988 en Charente. Charente Nature: 99-100 (61)

Perez-Paniagua, F.; Perez-Silva, J. de Puytorac, P. 1979: Observation, en microscopie electronique, de certains stades du developpement de l'infraciliature buccale, au cours de la morphogenese de division du cilie Tillina sp. Protistologica 154: 531-539

Marques, A. 1982: Observation, en microscopie electronique, de complexes synaptonemaux et des premiers stades du cycle d'un actinomyxidie. Comptes Rendus de l'Academie des Sciences Serie III Sciences de la Vie 2958: 501-504

Ledford, J.R.; Gast, D.L.; Luscre, D.; Ayres, K.M. 2008: Observational and incidental learning by children with autism during small group instruction. Journal of Autism and Developmental Disorders 38(1): 86-103

Piazza-Waggoner, C.; Modi, A.C.; Powers, S.W.; Williams, L.B.; Dolan, L.M.; Patton, S.R. 2008: Observational assessment of family functioning in families with children who have type 1 diabetes mellitus. Journal of Developmental and Behavioral Pediatrics: Jdbp 29(2): 101-105

Mori, H.; Fujitani, T.; Kanemura, Y.; Kino-Oka, M.; Taya, M. 2007: Observational examination of aggregation and migration during early phase of neurosphere culture of mouse neural stem cells. Journal of Bioscience and Bioengineering 104(3): 231-234

Wemmer, C.; Mishra, HR. 1982: Observational learning by an Asiatic elephant of an unusual sound production method. Mammalia 464: 556-557

Fredman, T.; Whiten, A. 2008: Observational learning from tool using models by human-reared and mother-reared capuchin monkeys (Cebus apella). Animal Cognition 11(2): 295-309

Hellmann, R. 1983: Observational learning in blue tits. Naturwissenschaften 705: 260-261

Hopper, L.M.; Lambeth, S.P.; Schapiro, S.J.; Whiten, A. 2008: Observational learning in chimpanzees and children studied through 'ghost' conditions. Proceedings. Biological Sciences 275(1636): 835-840

Robert, M. 1990: Observational learning in fish, birds, and mammals: a classified bibliography spanning over 100 years of research. Psychological Record 402: 289-311

Sasvari, L. 1979: Observational learning in great, blue and marsh tits. Animal Behaviour 273: 767-771

Scott, A.E.; Wiebers, T. 1996: Observational learning in sable ferrets (Mustela putorius furo). Arkansas Academy of Science Proceedings 50: 143-144

Johnston, C.E.; Shute, JR. 1997: Observational notes on the spawning behavior of the blue shiner (Cyprinella caerulea) and the holiday darter (Etheostoma brevirostrum), two rare fishes of the Conasauga River, Georgia and Tennessee. Southeastern Fishes Council Proceedings 3(5): 1-2

Baretta, J.W.; Baretta-Bekker, H.J. 1998: Observational requirements for validation of marine ecosystem models in the Mediterranean. Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 351: 18-20

James, J.; Tiwari, L.; Swahney, P.; Srinivas, V.; Francis, R.Marry.; Kumar, N. 2007: Observational sickness assessment by the NICU staff nurses. Indian Journal of Pediatrics 74(2): 123-125

Sossai, P.; Amenta, F.; Porcellati, C. 2007: Observational study of hypertension in Matelica, Italy (Matelica hypertension study). Clinical and Experimental Hypertension 29(8): 531-537

Kopka, A.; Wallace, E.; Reilly, G.; Binning, A. 2007: Observational study of perioperative PtcCO2 and SpO2 in non-ventilated patients receiving epidural infusion or patient-controlled analgesia using a single earlobe monitor (TOSCA). British Journal of Anaesthesia 99(4): 567-571

Sauro, A.M.; Frank, E.S. 1997: Observational study of the behavior of the Queensland koala at the Milwaukee County Zoo. American Zoo and Aquarium Association Regional Conference Proceedings, 590-594

Bongiovanni, M.; Gianotti, N.; Chiesa, E.; Nasta, P.; Cicconi, P.; Capetti, A.; di Biagio, A.; Matti, A.; Tirelli, V.; Marconi, P.; de Luca, A.; Mussini, C.; Gatti, F.; Zaccarelli, M.; Abeli, C.; Torti, C.; Antinori, A.; Castagna, A.; d'Arminio Monforte, A. 2007: Observational study on HIV-infected subjects failing HAART receiving tenofovir plus didanosine as NRTi backbone. Infection 35(6): 451-456

Gagnon, L.-Olivier; Tu, L.M.i 2008: Observational study on the implantation of the TVT-SECUR under local anesthesia. The Journal of Urology 179(4): 513

Kunz, T.H.; Thomas, D.W.; Richards, G.C.; Tidemann, C.R.; Pierson, E.D.; Racey, P.A. 1996: Observational techniques for bats. Wilson, D E, Cole, R, Nickols, J D, Rudran, R, Foster, M S Biological Diversity Handbook Series; Measuring and monitoring biological diversity: Standard methods for mammals: 105-114

Rudran, R.; Kunz, T.H.; Southwell, C.; Jarman, P.; Smith, A.P. 1996: Observational techniques for nonvolant mammals. Wilson, D E, Cole, R, Nickols, J D, Rudran, R, Foster, M S Biological Diversity Handbook Series; Measuring and monitoring biological diversity: Standard methods for mammals: 81-104

Chelliah, A.; Heydon, K.H.; Zaoutis, T.E.; Rettig, S.L.; Dominguez, T.E.; Lin, R.; Patil, S.; Feudtner, C.; St John, K.H.; Bell, L.M.; Coffin, S.E. 2007: Observational trial of antibiotic-coated central venous catheters in critically ill pediatric patients. Pediatric Infectious Disease Journal 26(9): 816-820

Magunacelaya, JC.; Chiappa, E.; Toro, H.; Guerrero, P. 1986: Observationes preliminares sobre la alimentacion de Vespula germanica (F.) (Hymenoptera: Vespidae), en el zona central de Chile. Revista Chilena de Entomologia 13: 55-58

de Armas, LF.; Alayon Garcia, G. 1987: Observationes sobre la ecologia Trofica de una poblacion de Argiope trifasciata (Araneae: Araneidae). en el sur de la Habana. Poeyana 344: 1-9

Cirio, U.; Savino, F.; Robinson, AS.; Capparella, M. 1988: Observationi sul comportamento in campo di popolazioni selvatiche e di laboratoric di laboratoric di Ceratitis capitata Wied. Atti del Congresso Nazionale Italiano di Entomologia 15: 951-956

Ehret, J-M. 1988: Observations (especes nouvelles pour la Bourgogne) et nouvelle synonymie concernant les Apioninae (Col. Curculionidae). Bulletin Trimestriel de la Societe d'Histoire Naturelle et des Amis du Museum d'Autun 127: 19-23

Johnson, S. 1978: Observations - the nudibranchs. Hawaiian Shell News 26(7): 4

Anonymous. 1983: Observations August 1982 - April 1983. Papua New Guinea Bird Society Newsletter, 32-38 Nos 201-202

Anonymous. 1982: Observations June-August 1982. Papua New Guinea Bird Society Newsletter 193-194: 37-42

Hicks, R.; Gregory-Smith, R.; Burrows, I.; Hopkins, M.; Hopkins, H.; Wahlberg, N.; Lambley, P. 1987: Observations September-December 1986. Papua New Guinea Bird Society Newsletter 227: 8-13

Dufourny, H. 1992: Observations a Conde-sur-l'Escaut (59,SE) en mai 1992. Heron. Octobre; 252: 54-57

Rose, L. 1995: Observations a Koksijde (B-8670) en 1993 et a Polleur-Theux (B-4910) pendant le deuxieme semestre 1993. Cercle des Lepidopteristes de Belgique Bulletin 235-6: 140-143

de Brichambaut, J-P. 1986: Observations a Noirmoutier. Alauda 542: 148-149

du Buit, M-H.; Ozouf-Costaz, C.; Quero, J-C. 1989: Observations a concarneau de Cryptopsaras couesi et Ceratias sp. (Pisces, Lophiiformes, Ceratiidae), especes nouvelles pour la faune ichtyologique francaise. Leur distribution en Atlantique nord-est. Cybium, 132: 192

Milbled, T. 1985: Observations a la colonie de larides de Merlimont (Pas-de-Calais). Heron, 1: 65

Bufftaut, E.; Rage, J-C. 1982: Observations a la note de C. Mourer-Chauvire 'Premiere indication de la presence de phorusrhacides, famille d'oiseaux geants d'Amerique du sud, dans le Tertiaire Europeen: Ameghinornis nov. gen. (Aves, Ralliformes) des phosphorites du Quercy (France)'. Geobios (Villeurbanne): 152: 267-268

Souquet, P.; Fondecave-Wallez, M.-Jose. 1995: Observations a la note de M. Bilotte. Mise au point et donnees nouvelles sur l'organisation sequentielle, la biostratigraphie et la grade-datation dans le Campanien -Maastrichtien sous-pyreneen (Ariege, Haute-Garonne). Geologie de la France 4: 51-58

Vianey-Liaud, M. 1982: Observations a la note de N. Mayo (1980) sur les Archaeomyinae de Oensingen et Mumliswil (Oligocene de la molasse suisse). Eclogae Geologicae Helvetiae 753: 689-696

Coppa, G. 1992: Observations a propos de carnivores trouves morts sur les routes du departement des Ardennes. Bulletin de la Societe d'Histoire Naturelle des Ardennes 82: 56-58

Radnai, F. 1998: Observations about Megasoma actaeon actaeon L. (Coleoptera: Dynastidae). Y E S Quarterly. Jan-Mar; 151: 1-6

Belcari, P.; Biagi, F.; Biagi, V. de Ranieri, S.; Mori, M.; Pellegrini, D. 1986: Observations about cephalopod distribution in the northern Tyrrhenian Sea. Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco, 302: 246

Singh, R. 1993: Observations about enteric plexuses of digestive tract of a teleostean fish. Indian Journal of Zoological Spectrum 1992- ; 41-2: 29-33

Sincai, M.; Marcu, A. 1994: Observations about placenta development in several rodents. Ciencia Rural. jan-abr; 241: 205-207

Veromann, H. 1989: Observations about the swift. Eesti Loodus. Juni; 6: 382-384

Guix, JCC.; Salvatti, M.; Peroni, MA.; Lima-Verde, JS. 1989: Observations additionnelles sur le comportement et la reproduction de Chelonoidis carbonaria (Spix, 1824) en captivite (Testudines-Testudinidae). Grupo de Estudos Ecologicos Serie Documentos 1: 20-31

Dintheer, C. 1983: Observations aeriennes sur la distribution et le comportement des cetaces autour de la Corse. Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 285: 207-208

Arena, P. 1981: Observations aeriennes sur la distribution et le comportement du thon rouge, Thunnus thynnus (L), en Mer Tyrrhenienne. Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 275: 151-154

Serov, GD. 1991: Observations after a nest of the swift (Apus apus). Ornitologiya 25: 207

O'Briain, M. 1985: Observations along the Irish east coast, winter 1983/84, of brent geese banded in the Canadian high arctic. Irish East Coast Bird Report 1984: 56-58

Nkouka, N. 1980: Observations anatomiques chez la larve de Thrips tabaci Lind. Annales De Zoologie Ecologie Animal 11(3): 347-354

Orsi, AM.; Pinto e Silva, P.; Mello Dias, S. de Melo, VR. 1980: Observations anatomiques sur l'epididyme de la saringue Sud-Americaine (Didelphis azarae). Zentralblatt fuer Veterinaermedizin Reihe C: 92: 164-168

Zintl, H. 1981: Observations and a theory on the building style change in the Potamophylax latipennis (Curt.) Neb. - Trichoptera, Limnephilidae. Proceedings of the International Symposium on Trichoptera 3: 441-447

Luo, M.; Jiang, L.-Ke.; Gan, Y.-Ling.; Song, X.-Fen. 2001: Observations and analyses of C. flavomarginata blood cell's submicroscopic structure by electron microscopy. Chinese Journal of Zoology 36(5): 9-13

Werner, Y.L.; Bouskila, A.; Davies, SJJF.; Werner, N. 1997: Observations and comments on active foraging in geckos. Russian Journal of Herpetology. January-June; 41: 34-39

Graf, W. 1981: Observations and comments on deer control and wildlife management in New Zealand. New Zealand Wildlife 8 17-21(64): 23-25

Metz, R. 1983: Observations and comments on recent 'tadpole nests' from New Jersey. Bulletin of the New Jersey Academy of Science 28(2): 61-66

Groves, JD. 1980: Observations and comments on the post-parturient behaviour of some tropical boas of the genus Epicrates. British Journal of Herpetology 6(3): 89-91

Arvidson, BE.; Eriksson, U.; Lindell, U. 1985: Observations and experiences with willow warblers' territory formation and breeding biology.. Fauna och Flora (Stockholm): 803: 111-120

Bauer, RT. 1989: Observations and experiments on grooming behavior of the tropical stomatopod Gonodactylus oerstedii. Collana U.Z.I. Selected Symposia and Monographs 3: 99-104

Picozzi, N.; Cuthbert, MF. 1982: Observations and food of hen harriers at a winter roost in Orkney. Scottish Birds 123: 73-80

Sanderson, BG.; Okubo, A.; Webster, IT.; Kioroglou, S.; Appeldoorn, R. 1995: Observations and idealized models of dispersion on the southwestern Puerto Rican insular shelf. Mathematical and Computer Modelling 21(6): 39-63

Mckenzie, K.G.; Abe, K. 2000: Observations and interpretations on surface swarming behavior by some marine Ostracoda and its possible correlation with their mating strategies. Crustacean Issues 12: 239-251

Elbel, R.E.; Bossard, R.L. 2007: Observations and larval descriptions of fleas (Siphonaptera: Ceratophyllidae, Ctenophthalmidae, Ishnopsyllidae) of the southern flying squirrel, little brown bat, and Brazilian free-tailed bat (Mammalia: Rodentia, Chiroptera). Journal of Medical Entomology 44(6): 915-922

Craddock, P. 2001: Observations and maintenance of Xenotilapia papilio (Buscher 1990). Cichlidae 22-24

Dils, J. van der Poorten, D. 1985: Observations and notes concerning Thersamonia thetis Klug with description of the populations of south and central Greece (Lepidoptera: Lycaenidae: Lycaeninae). Phegea 134: 109-112

Briscoe, MG. 1980: Observations and notes on the breeding of Siamese fighting fish. Aquarist and Pondkeeper, 458: 37

Townson, S. 1980: Observations and notes on the captive breeding of the green sea turtle (Chelonia mydas) on Grand Cayman, British West Indies. British Herpetological Society Bulletin 1: 11-17

Reason, D.; Reason, B. 1993: Observations and notes on the keeping and breeding of Chamaeleo calyptratus. ASRA Journal, 49-59

Oppenoorth, F. 1992: Observations and reactions of readers. The mating of avocet and blackwinged stilt. Natura (Hoogwoud). juni; 895: 112-113

Benson, D G.; Jr. 1985: Observations and recommendations on the fossil dinocyst genera Ctenidodinium, Dichadogonyaulax, and Korystocysta. Tulane Studies in Geology and Paleontology 18(4): 145-155

Kirby, RE.; Fuller, MR. 1978: Observations and reinterpretation of kingfisher-raptor interactions. Auk 953: 598-599

Hallchurch, TT. 1982: Observations and ringing in the Tyneham Valley/Warbarrow Bay area of Lulworth Ranges 1981. Army Bird Watching Society Bulletin, 1: C2-C5

Gotto, RV.; Threadgold, LT. 1980: Observations and speculations on the alate processes of the ascidicolous copepod Notopterophorus papilio (Cyclopoida: Notodelphyidae). Journal of Zoology (London): 1903: 337-363

van Gompel, J. 1991: Observations and strandings of Cetacea on the Belgian coast, 1975-1989. Lutra 341: 27-35

Armstrong, M. 1979: Observations and treatment during illness of an Indian python. Herptile 43: 7-8

Chapman, G. 1979: Observations and treatment during illness of black rat snake (Elaphe obsoleta obsoleta). Herptile 4(2): 35-36

de Preter, P. 1978: Observations at Geel.. Wielewaal 44.8-9: 279

Barritt, MK. 1984: Observations at South Georgia in 1982. Sea Swallow 33: 37-39

Copping, RJ. 1979: Observations at Suffolk starling roosts. Suffolk Natural History 181: 47-51

Kington, B.L. 2000: Observations at a Eurasian hobby's nest in West Midlands County, 1999. West Midland Bird Club Annual Report 1999? ; 66: 12-16

van Balen, S.; Dewi, D.; Jepson, PR. 1994: Observations at a Jawa hawk-eagle nest. Tropical Biodiversity 22: 329-331

Williams, MD. 1979: Observations at a breeding colony of yellow-crowned night herons in Blount County, Tennessee. Migrant 503: 53-55

Hauge, KS. 1981: Observations at a capercaillie lek in Norway. World Pheasant Association Journal 1980- ; (6): 73-79

Van Impe, J. 1992: Observations at a collective roost in whimbrel Numenius phaeopus and curlew N. arquata. Oriolus 58(1): 1-5

Freeman, J.; Wunder, L. 1988: Observations at a colony of the Brazilian free-tailed bat (Tadarida brasiliensis) in southern Colorado. Southwestern Naturalist 331: 102-104

Chittenden, H.; Myburgh, N. 1994: Observations at a crowned eagle's nest (chick feeds on berries). Birding in Southern Africa. Summer; 464: 112-114

Tayles, KV. 1981: Observations at a curlew nest. Magpie 2: 41-45

Davidar, ERC. 1991: Observations at a hyaena Hyaena hyaena (Linn.) den. Journal of the Bombay Natural History Societ 87(3): 445-447

Robbins, MB.; Wiedenfeld, DA. 1982: Observations at a laughing falcon nest. Wilson Bulletin 941: 83-84

Knapton, RW.; Maturi, S. 1984: Observations at a major crow roost in St. Catharines, Ontario. Ontario Birds 21: 46-48

Rogers, D T.; Jr.; Jackson, JA.; Schardien, BJ.; Rogers, MS. 1979: Observations at a nest of a partial albino red-headed woodpecker. Auk 961: 206-207

Bancroft, J. 1981: Observations at a nest of a red-vented bulbul. Elepaio 425: 42-43

Beste, H. 1982: Observations at a nest of eastern grass owls. Australian Bird Watcher 95: 154-157

Whitmore, MJ.; Eller, CM. 1983: Observations at a nest of painted honeyeaters. Emu 833: 199-202

Bringeland, R. 1981: Observations at a nest of pygmy owl. Var Fuglefauna 43: 172-174

O'Daniel, Donna, L. 1997: Observations at a nest of the Madagascar wagtail Motacilla flaviventris. Ostrich 68(1): 19-22

Whittingham, M.J. 1994: Observations at a nest of the Pacific royal flycatcher Onychorhynchus coronatus occidentalis. Bulletin of the British Ornithologists' Club 27: 131-132

Jackson, HD. 2002: Observations at a nest of the fiery-necked (pectoral) nightjar, Caprimulgus pectoralis. Ostrich 73(1-2): 62-64

Stoyanov, G.; Petkov, P.; Tenchev, P.; Stanchev, M. 1988: Observations at a nest of the goshawk (Accipiter gentilis) in Sofia.. Ornitologicheski Informatsionen Byuletin, 23-24: 44-52

Earle, R.A. 1978: Observations at a nest of the grass owl. Ostrich 49(2): 90-91

Manata, R. 2002: Observations at a nest of the grey-headed imperial pigeon Ducula radiata. Forktail 1(8): 159

Wander, SA.; Wander, W. 1985: Observations at a northern waterthrush nest. Journal of Field Ornithology, 561: 69

Wood, T.M.; Gallo, F.; Donahue, P.K. 1992: Observations at a paradise tanager nest. Wilson Bulletin 104(2): 360-362

Blomgren, A. 1983: Observations at a pine grosbeak, Pinicola enucleator, nest. Var Fagelvarld 42(5): 343-346

de Ridder, M. 1987: Observations at a roosting site of the white wagtail.. Wielewaal 53: 199-201 r

Adams, JT. 1987: Observations at a sandhill crane's nest. Florida Naturalist 604: 2-5

Nuttall, RJ. 1993: Observations at a small pan near Bultfontein, Orange Free State. Mirafra 10(4): 71-72

Mundahl, JT.; Johnson, OL.; Johnson, ML. 1981: Observations at a twenty-egg kildeer nest. Condor 832: 180-182

Dantu, S. 2001: Observations at a white-throated canary nest. Lanioturdus, 342: 28

Bancroft, J. 1986: Observations at a yellow-bellied sapsucker nest. Blue Jay 443: 191-193

Pollard, CJW. 1989: Observations at an African skimmer colony at the Victoria Falls. Honeyguide 351: 21-22

Seavy, N.E. 2000: Observations at an Ayres' hawk-eagle nest in Kibale National Park, Uganda. Journal of Raptor Research 34(1): 59-60

Petroczy, T. 1985: Observations at bird feeding places.. Buvar, 405: 232

Lynch, C. 2000: Observations at exceptionally large redwing roost. British Birds 93(3): 147-148

Avery, MI.; Cockerill, RA. 1982: Observations at lesser spotted woodpecker's nest. British Birds, 758: 378

Fischer, HW. 1991: Observations at nests of tawny pipits Anthus campestris on the Doornspijkse Heide in 1942 and 1943. Limosa 644: 165-167

Tremont, S.; Williams, B. 1999: Observations at nests of the painted honeyeater Grantiella picta. Australian Bird Watcher 18(2): 49-58

McAney, CM.; Fairley, JS. 1989: Observations at summer roosts of the lesser horseshoe bat in Co. Clare. Irish Naturalists' Journal 231: 1-6

Glaves, D.J. 2001: Observations at the Starcross turnstone roost, 1999/2000 - short report. Devon Bird Report 72: 178-181

Marceta, B. 1991: Observations at the daytime resting place of the barn owl.. Proteus 53(5): 163-168

Shallenberger, R.J. 1977: Observations at the nest of a Hawaiian hawk. Elepaio 37(7): 74-75

Danckwerts, B. 1979: Observations at the nest of a bateleur (Terathopius ecaudatus). Bulletin Zambian Ornithological Society 111: 12-15

Leach, GJ.; Lloyd, CG.; Hines, HB. 1987: Observations at the nest of a painted snipe Rostratula benghalensis in south-east Queensland. Australian Bird Watcher 121: 15-19

Brooks, T.M.; Kirathe, J.N. 1997: Observations at the nest of the blue-headed bee-eater Merops muelleri. Scopus 19(2): 65-68

Sollien, A.; Nesholen, B.; Fosseidengen, JE. 1978: Observations at the nest of three-toed woodpecker Picoides tridactylus. Cinclus 11: 58-64

Hall, DG. 1979: Observations at three longcrested eagle nests in the Nelspruit district. Bokmakierie 313: 65-71

Leduc, A.; Tombal, J-C. 1989: Observations au dortoir, de faucons emerillons Falco columbarius et d'eperviers d'Europe Accipiter nisus de Neuville-sur-Escaut (Nord). Heron 222: 91-99

Bentivegna, F.; Toscano, A. 1991: Observations au laboratoire sur le comportement alimentaire de trois especes de la superfamille Tonnoidea (Mollusca, Gastropoda). Revue Francaise d'Aquariologie Herpetologie 18(2): 33-38

Hohl, F. 1994: Observations au sujet de la chenille de S. pyri (Lep. Saturniidae). Lambillionea 94(1): 101-102

Moens, R. 1983: Observations au sujet de la predation de Zonitoides nitidus Muller sur Lymnaea truncatula Muller. Bulletin d'Ecologi 13(3): 273-282

Matsakis, J.; Frentzos, A.; Magoulas, A.; Molfetas, S.; Bournazos, D. 1984: Observations bio-ecologiques sur certaines populations insulaires de Ligidium de Grece (isopode, oniscoide). 1. Eubee. Biologia Gallo-Hellenica 111: 137-147

Marcuzzi, G. 1987: Observations biogeographiques sur les Tenebrionidae des iles Dalmates (Coleoptera: Heteromera). Bulletin de la Societe Zoologique de France, 1121-2: 81-115

Zibrowius, H. 1978: Observations biologiques au large du Lavandou (Cote mediterraneenne de France) a l'aide du sous-marin Griffon de la Marine Nationale. Travaux Scientifiques du Parc National de Port-Cros 4: 171-176

Guenot, B. 1984: Observations biologiques sur Acanthopsyche modesta Bourgogne dans la region de Port-Gentil (Gabon). Bulletin de l'Institut Fondamental d'Afrique Noire, A 42(4): 807-811

Turki, S. 1988: Observations biologiques sur Artemia dans les salines de Megrine. Bulletin de l'Institut National Scientifique et Technique d'Oceanographie et de Peche de Salammbo 15: 39-45

Pearson, G.R.; Skelton-Stroud, P.N.; Orford, C.R. 1985: Observations by light microscopy and transmission electronmicroscopy on intestinal spirochaetosis in baboons (Papio spp.). Journal of Medical Microbiology 19(3): 359-366

Laurent, L. 1991: Observations cetologiques en Mediterranee occidentale. Vie et Milieu 414: 263-269

Tzannetatou-Polymeni, R. 1987: Observations comparatives sur les populations de Mertensiella luschani (Steindachner), des iles Kastellorizo, Karpathos, Kassos et Saria (Amphibia, Salamandridae). Biologia Gallo-Hellenica 12: 445-450

Cavallo, O.; Gaudant, J. 1987: Observations complementaires sur l'ichthyofaune des marnes Messiniennes de Cherasco (Piedmont): implications geodynamiques. Bollettino della Societa Paleontologica Italiana 26(1-2): 177-198

Gaudant, J. 1979: Observations complementaires sur l'ichthyofaune des marnes messiniennes des environs d'Alba (Piemont, Italie). Geobios (Villeurbanne): 123: 411-421

His, E.; Maurer, D.; Robert, R. 1986: Observations complementaires sur les causes possibles de anomalies de la reproduction de Crassostrea gigas (Thunberg) dans le Bassin d'Arcachon. Revue des Travaux de l'Institut des Peches Maritime 481(2): 45-54

Dowsett-Lemaire, F.; Dowsett, RJ. 1991: Observations complementaires sur quelques grands mammiferes dans le bassin du Kouilou au Congo. Tauraco Research Report 4: 291-296

Fausser, J. 1979: Observations concernant Papilio hospiton Gene en Haute-Corse. Bulletin de Liaison de l'Association Entomologique d'Evreux 5: 18-19

Teocchi, P. 1987: Observations concernant Rhizotrogus vicinus Mulsant (Coleoptera, Melononthinae). Entomologiste 43(3): 172

Philippart, J C. 1979: Observations concernant l'efficacite de la peche a l'electricite dans une riviere de la zone a Barbeau. BULLETIN FRANCAIS DE PISCICULTURE: 157-172 (273)

Brustur, T.; Alexandrescu, G. 1992: Observations concernant l'ichnogenre Taphrhelminthopsis Sacco 1888. Romanian Journal of Paleontology 75: 1-5

Exbrayat, J.; Delsol, M.; Flatin, J. 1982: Observations concernant la gestation de Typhlonectes compressicaudus (Dumeril et Bibron, 1841), amphibien Apode vivipare. Bulletin de la Societe Zoologique de France 107(3): 486

Haimovici, S.; Comanescu, G. 1979: Observations concernant la morphologie du systeme circulatoire arteriel chez Natrix natrix (Reptilia - Ophidia). Anuarul Muzeului de Stiinte Naturale Piatra Neamt Seria Botanica-Zoologie 4: 249-253

Flohart, G.; Raevel, P. 1983: Observations concernant la premiere nidification du guepier d'Europe (Merops apiaster) dans le Pas-de-Calais. Heron 3: 100-116

Dupuy, AR. 1979: Observations concernant la reproduction du marabout et du pelican gris au Senegal et en Gambie. Notes Africaines 164: 110-111

Eytorff, J-M. 1982: Observations concernant le croisement male canari x femelle chardonneret. Journal des Oiseaux 157: 20-21

Istrate, G. 1980: Observations concernant les galeries de l'insecte Dendroctonus micans Kug. (l'hylesinegeant) dans les forets d'epicea du massif Rarau (Suceava). Suceava Annuarul Muzeului Judetean Fascicola Stiintele Naturii 6: 27-39

Petran, A.; Onciu, T. 1981: Observations concernant les migrations nycthemerales d'Acartia clausi de la cote Roumaine (Mer Noire). Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 277: 187-188

Brudea, V. 1980: Observations concerning Orthoptera's presence in clover crops in Moldavia. Suceava Annuarul Muzeului Judetean Fascicola Stiintele Naturii 6: 43-65

Nye, PE.; Suring, LH. 1978: Observations concerning a wintering population of bald eagles on an area in southeastern New York. New York Fish and Game Journal 252: 91-107

Wojtowski, F. 1979: Observations concerning the biology and utilization possibilities of solitary bee. Osmia rufa L. (Apoidea, Megachilidae). Roczniki Akademii Rolniczej w Poznaniu 111: 203-208

Simionescu, A. 1978: Observations concerning the flight of the bark beetles of spruce in 1976 in comparison with 1975 in Romania. Suceava Annuarul Muzeului Judetean Fascicola Stiintele Naturii 5: 81-95

Hofer, HO. 1985: Observations concerning the pineal morphology of Primates. Developments in Endocrinology 16: 347-358

Bonney, R. 2002: Observations count. Wild Earth 2001- Fall-Winter; 113-4: 18-23

Francois, R.; Delasalle, J.F.; Spinelli, F. 2003: Observations d'Ischnura pumilio (Charpentier, 1825) dans des champs inondes de la Somme et de l'Oise. Bilan des connaissances du Pas-de-Calais, de Seine-Maritime et du Val-d'Oise. tinia embre; ): 83-91

Gilot, F. 1998: Observations d'aigles bottes (Hieraaetus pennatus) a Cernay (Haut-Rhin) en 1996. Ciconia Eguelshardt 22(2): 73-75

Podor, M. 1986: Observations d'aigles royaux (Aquila chrysaetos) dans l'Yonne. Alauda 54(2): 148

Hutchinson, R. 1992: Observations d'araignees (Araneae) qui capturent des demoiselles et des libellules (Odonata: Zygoptera, Anisoptera) au Quebec et importance du phenomene. Pirata 11: 130-133

Daske, D. 1985: Observations d'eiders a duvet Somateria molissima a Kembs (Haut-Rhin). Ciconia (Eguelshardt): 92: 118-120

Lionnet, G. 1984: Observations d'histoire naturelles faites aux Seychelles en 1768 au cours de l'expedition Marion-Dufresne. Mauritius Institute Bulletin 101: 15-73

Cavin, L. 1994: Observations d'individus melaniques chez le lezard vivipare (Lacerta vivipara Jacquin, 1787) et le lezard des souches (Lacerta agilis Linne, 1758). Bulletin de la Societe Herpetologique de France 65-66: 76-78

le Calvez, V. 1994: Observations d'odonates dans la region du Puisaye (Departement de l'Yonne). Martinia. Juin; 102: 21-22

Duval, B. 1989: Observations d'odonates dans les Pyrenees-Orientales (66), l'Aude (11) et l'Ariege (09). Martinia 52: 41-42

Reinhardt, K. 1992: Observations d'odonates en Corse. Martinia 82: 41-43

Hazet, G. 1992: Observations d'odonates sur l'etang de Loperhet (departement du Morbihan). tinia 8(4): 93-94

de Ridder, M. 1978: Observations d'oiseaux en basse-Casamance. 2. Biologisch Jaarboek 46: 115-127

Roubert, F. 1984: Observations d'oiseaux rares a l'ile du Rhin du Rohrschollen pres de Strasbourg, de 1980 a 1983. Ciconia (Eguelshardt): 81: 64-65

Simenov, P. 1992: Observations d'un albatros a sourcils noirs Diomedea melanophris (Temminck, 1928) au large du Cap Corse (Mer Ligure, Mediterranee). Alauda 603: 173-174

Calame, F. 1990: Observations d'un elanion blanc, Elanus caeruleus, pres de Cartigny, Geneve. Nos Oiseaux. Decembre; 408: 480-481

Francois, J. 1983: Observations d'un labbe a longue queue, Stercorarius longicaudus, dans le Doubs (France). Nos Oiseaux, 371: 36

Quero, J-C. 1979: Observations d'un photophore maxillaire (MXO) nouveau pour les Searsiidae (Pisces, Clupeiformes), chez Sagamichthys schnakenbecki (Krefft 1973). Cybium 7: 99-100

Lecaille, R. 1986: Observations d'une mouette de sabine (Larus sabinii) a Madine. Ciconia (Eguelshardt): 103: 157-158

Reille, A. 1989: Observations dans l'ocean Indien. Oiseau et la Revue Francaise d'Ornithologie 593: 222-223

Siki, M. 1992: Observations dans le Parc National du Paradis des oiseaux (Bandirma, Balikesir). Journal of the Faculty of Science Ege University Series B: 141: 53-64

Keymeulen, A. 1995: Observations de Brenthis daphne D. & S. dans le nord-est de la France en 1974 (Lepidoptera Nymphalidae). Lambillionea 95(3): 392

Coin, J. 1992: Observations de Charaxes jasius L. dans le Gare en 1990 et 1991 (Lepidoptera Nymphalidae). Alexanor, 177: 420

Pages, J. 1985: Observations de Colotis evagore nouna Lucas en Andalousie. Nota Lepidopterologica 8(3): 286-288

Vincent, T. 1988: Observations de Delphinus delphis (Linne, 1758) en Seine Maritime. Arvicola 42: 57-58

Orieux, G. 1995: Observations de Meconema meridionale Costa dans le departement de la Nievre (Orthopt. Meconemidae). Entomologiste 51(3): 139

Miegeville, M.; Marjolet, M.; Vermeil, C. 1978: Observations de Schistosoma mansoni en microscopie electronique a balayage. Comptes Rendus Hebdomadaires Des Seances De L'academie Des Sciences Serie D Sciences Naturelles: 28611: 901-903

Dubois, P.; Riols, C. 1980: Observations de bernaches a cou roux Branta ruficollis Pall. en Champagne humide durant l'hiver 1978/79. Oiseau et la Revue Francaise d'Ornithologie 50(3-4): 346-347

Flacher, G.; Mathieu, R. 1981: Observations de bruant des nieges (Plectrophenax nivalis) dans la moyenne vallee du Rhone et la basse valle e de la Drome. Bievre 21: 103-104

Saucy, F. 1988: Observations de campagnols terrestres de la forme fouisseuse (Arvicola terrestris scherman (Shaw)) prelevant leur nourriture a la surface du sol. Mammali 51(4): 625-629

Sorbi, S.; Robbrecht, G.; Steeman, C.; Wille, E. 1990: Observations de cassenoix mouchetes (Nucifraga caryocatactes) nicheurs. Feuille de Contact de la Societe d'Etudes Ornithologiques "Aves" 27(1): 39-47

Stahl, J C. 1982: Observations de cetaces dans le sud-ouest de l'Ocean Indien. Annales de la Societe des Sciences Naturelles de la Charente: 59-63 Suppl

Hotker, H.; Bruns, HA.; Dietrich, S. 1990: Observations de chevaliers combattants (Philomachus pugnax) s'alimentant de cacahuetes. Oiseau et la Revue Francaise d'Ornithologie 604: 312-314

Bouvier, M. 1980: Observations de cigognes noires Ciconia nigra dans les Hautes-Alpes. Alauda 48(2-3): 151

Prieur, D. 1980: Observations de coupes histologiques en microscopie electronique a balayage: application a l'etude de microorganismes dans le tractus digestif de Mytilus edulis. Comptes Rendus Hebdomadaires Des Seances De L'academie Des Sciences Serie D Sciences Naturelles: 29015: 1087-1089

Lefranc, N.; Boet, M.; Boet, M. 1989: Observations de couples mixtes Lanius senator/Lanius collurio en France. Breve synthese des cas d'hybridation connus chez les Laniides d'Europe. Alauda 572: 109-118

Steimer, F. 1979: Observations de cygnes de Bewick (Cygnus bewickii) et des cygnes sauvages (Cygnus cygnus) dans les inondations du Ried Centre Alsace. Ciconia (Eguelshardt): 32: 121-122

Riols, C. 1979: Observations de demoiselles de numidie Anthropoides virgo L. en Champagne. Alauda, 471: 35

Blanchon, J-J.; Dubois, P.; Yesou, P. 1983: Observations de goelands a bec cercle Larus delawarensis sur le littoral atlantique francais. Alauda 512: 148-150

Grubac, BR. 1983: Observations de gypaete barbu (Gypaetus barbatus aureus) dans la macedoine du nord-ouest. Larus 1981- ; 33-35: 135-140

Franchimont, J. 1985: Observations de herons gardeboeufs (Bubulcus ibis) en plumage partiellement bleu-ardoise. Feuille de Contact de la Societe d'Etudes Ornithologiques "Aves" 22(2): 129-130

Mouton, J. 1979: Observations de l'hypolais polygotte Hippolais polygotta dans le Nord et le Pas-de-Calais. Heron 1: 70-74

Joveniaux, A.; Roblin, J.; Laferrere, M. 1982: Observations de l'outarde barbue, Otis tarda, dans le Val de Seille (Jura F.). Nos Oiseaux 36(8): 376-378

Launay, G. 1988: Observations de la chouette de Tengmalm Aegolius funereus dans la foret de la Sainte Baume (Var). Faune de Provence, 9: 91

Bairlein, F. 1985: Observations de la migration des rapaces palearctiques dans le Sahara algerien. Alauda 532: 140-144

Fournier, A. 1983: Observations de la nidification et de l'elevage des couvees chez la grive litorne (Turdus pilaris) dans le canton de Berlaimont. Heron 4: 1-19

Schahl, G. 1984: Observations de labbes en Alsace. Ciconia (Eguelshardt): 83: 163

Muller, Y.; Muller, M-J. 1979: Observations de mesanges remiz (Remiz pendulinus) en Lorraine. Ciconia (Eguelshardt): 32: 119-120

Rose, M. 1980: Observations de nouvelles especes. Bulletin de Mayenne-Sciences, 1977: 127

Genevois, F. 1994: Observations de petrels-tempete de Wilson Oceanites oceanicus en mue au large de l'archipel des Acores. Alauda 622: 143-144

Weissenberger, T.; Righetti, J-F.; Vogel, P. 1983: Observations de populations marquees de la musaraigne aquatique Neomys fodiens (Insectivora, Mammalia). Bulletin de la Societe Vaudoise des Sciences Naturelles 764: 381-390

Zingg, P. 1986: Observations de quelques especes de chauve-souris peu frequentes et reprises d'individus bagues dans les cantons de Berne et de Soleure. Rhinolophe 2: 6-8

Groliere, C-A. de Puytorac, P.; Grain, J. 1980: Observations de quelques especes de cilies endocommensaux d'Echinides du Golf du Mexique et de la Mer des Antilles. Protistologica 162: 233-239

Muller, M. 1982: Observations de quelques hivernants rares en Alsace sur une ancienne graviere pres de Strasbourg. Ciconia (Eguelshardt): 62: 133-134

Poutouli, W. 1995: Observations de quelques parasitoides oophages rencontres sur Heteropteres au Togo. Journal of African Zoology 15 September; 1093: 259-267

Allain, B. 1993: Observations de rhopaloceres en aout 1922 entre Faup et le Port d'Aula, Ariege. Premiere contribution a la connaissance des rhopaloceres de la Haut-Ariege (Lepidoptera Rhopalocera). Alexanor. octobre-decembre; 184: 203-206

Bretagnolle, V. 1982: Observations de rollier d'europe Coracias garrulus L. dans de Trieves. Bievre 4(2): 159-160

Gonseth, Y. 1991: Observations de terrain: un outil indispensable pour la protection de la nature. Bulletin Romand d'Entomologie 91: 41-47

Sorbi, S. 1987: Observations de tichodromes echelettes (Tichodroma muraria) en Belgique. Feuille de Contact de la Societe d'Etudes Ornithologiques "Aves" 24(1): 34-38

Duguy, R.; Duron, M.; Alzieu, C. 1980: Observations de tortues luth (Dermochelys coriacea L.) dans les Pertuis charentais en 1979. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 67: 681-691

Duguy, R.; Duron, M. 1981: Observations de tortues luth (Dermochelys coriacea L.) sur les cotes de France en 1980. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 68: 819-825

Duguy, R.; Duron, M. 1982: Observations de tortues luth (Dermochelys coriacea L.) sur les cotes de France en 1981. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 69: 1015-1020

Duguy, R.; Duron, M. 1983: Observations de tortues luth (Dermochelys coriacea) sur les cotes de France en 1982. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 71: 153-157

Duguy, R.; Duron, M. 1984: Observations de tortues luth (Dermochelys coriacea) sur les cotes de France en 1983. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 72: 227-230

Duguy, R.; Duron, M. 1985: Observations de tortues luth (Dermochelys coriacea) sur les cotes de France en 1984. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 73: 381-384

Duguy, R. 1989: Observations de tortues luth sur les cotes de France en 1989. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 78: 959-960

Duguy, R. 1992: Observations de tortues marines en 1991 (Atlantique). Annales de la Societe des Sciences Naturelles de la Charente-Maritime 81: 35-37

Duguy, R. 1993: Observations de tortues marines en 1992 (Atlantique). Annales de la Societe des Sciences Naturelles de la Charente-Maritime 82: 129-131

Duguy, R. 1994: Observations de tortues marines en 1993 (Atlantique). Annales de la Societe des Sciences Naturelles de la Charente: 235-238

Duguy, R. 1995: Observations de tortues marines en 1994 (Atlantique). Annales de la Societe des Sciences Naturelles de la Charente-Maritime. Mars; 84: 403-406

Laurent, L.; Oliver, G.; Nougarede, J.P.; Groul, J.M.; Robert, P.; Cheylan, M.; Finelli, F.; Bompar, J.M.; Dhermain, F. 1997: Observations de tortues marines en Mediterranee francaise: donnees anciennes inedites, annees 1996 et 1997. Faune de Provence 18: 95-101

Duguy, R. 1988: Observations de tortues marines sur les cotes de France (Atlantique et Manche) en 1988. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 77: 821-824

Duguy, R. 1986: Observations de tortues marines sur les cotes de France en 1985. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 74: 543-546

Duguy, R. 1987: Observations de tortues marines sur les cotes de France en 1986. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 75: 641-642

Duguy, R. 1988: Observations de tortues marines sur les cotes de France en 1987. Annales de la Societe des Sciences Naturelles de la Charente-Maritime 76: 727-728

Barille, L. 1994: Observations des elements structuraux intervenant dans les mecanismes de nutrition preingestifs chez l'huitre japonaise Crassostrea gigas. Haliotis 23: 126-137

Verschuren, J. 1986: Observations des habitats et de la faune apres soixante ans de conservation. Exploration du Parc National des Virunga 26: 1-44

D.Valliere, N. 1979: Observations des migrateurs nocturnes. Ciconia Eguelshardt 3(1): 68-70

Ritter, W.; Leclercq, E.; Koch, W. 1985: Observations des populations d'abeilles et de Varroa dans les colonies a differents niveaux d'infestation. Apidologi 15(4): 389-400

Boukhalfa, H.; Bonafonte, P. 1979: Observations des populations de l'aleurode des citrus, Dialeurodes citri Ashmead (Hom. Aleurodidae) dans la plaine de la Mitidja (Algerie), pendant la periode hivernal et post-hivernal. Fruits Paris 34(1): 43-52