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Control of the tomato fruitworm, Heliothis armigera Hb. at different infestation levels in People's Democratic Republic of Yemen


, : Control of the tomato fruitworm, Heliothis armigera Hb. at different infestation levels in People's Democratic Republic of Yemen. Arab Journal of Plant Protection 4(2): 95-98

Tomatoes in the Yemen Democratic Republic are subject to attack by the noctuid Heliothis armigera which is usually controlled by applying carbaryl, tetrachlorvinphos and other insecticides when the percentage of infested fruits reaches 10.

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Related references

B.Angood, S.A.S., 1977: Control of the tomato fruitworm, Heliothis armigera Hb. (Lepidoptera: Noctuidae), in People's Democratic Republic of Yemen. Heliothis armigera (Hb.), which in the Yemen attacks cotton in October and November and from then onwards attacks tomato, is becoming increasingly important on the latter food-plant because of the extension of tomato-growing to meet the demands of...

B.Angood, S.A., 1984: A study on the effect of plant density on the spread of tomato fruitworm (Heliothis armigera Hb.) and on tomato yield in the People's Democratic Republic of Yemen. Observations in 1979-80 in tomato beds in the Yemen Democratic Republic that had been planted at different densities showed that the yield was lowest (37.5 tonnes/ha) at the normal spacing for the region (120 plants 60 cm apart), but that 140 plan...

Ba-Angood, S.A.S., 1977: Control of the tomato fruitworm heliothis armigera lepidoptera noctuidae in yemen. Several insecticides were tested for the control of H. armigera infesting tomatoes [Lycopersicon esculentum Mill.]. The most effective control was obtained with 0.5% tetrachlorvinphos and in practice it is recommended that 3 sprays should be appli...

Anonymous, 1979: Grain marketing and storage in some countries of the Near East region (People's Republic of Yemen, Yemen Arab Republic, Somali Democratic Republic, Democratic Republic of Sudan and Islamaic Republic of Mauritania). Aiming at proposals for actions to prevent food losses. A survey is made of production, trade and price policies for grains, status of storage capacity and management, and recommendations are put forward for improvements.

Costin, E.; Dragsted, J.; Balaidi, A.S.; Bazara, M., 1976: Agricultural research and training project El-Kod and Giar. People's Democratic Republic of Yemen. Establishment of the first road-side plantations in the People's Democratic Republic of Yemen. Techniques are described for the establishment and maintenance of road-side plantations for shade and landscape improvement. Species used were Azadirachta indica, Conocarpus lancifolius, Casuarina equisetifolia, Albizia lebbek and Prosopis spicige...

Costin, E.; Dragsted, J.; Balaidi, A.S.; Bazara, M., 1976: Agricultural research and training project El-Kod and Giar. People's Democratic Republic of Yemen. Species and provenance trials in Eucalyptus in the People's Democratic Republic of Yemen. Trials were established in 1973 and 1974 with 6 provenances of E. camaldulensis, 2 provenances of E. grandis and 13 other species of Eucalyptus. Preliminary results in 1975 showed that E. cornuta X occidentalis, E. grandis (from India), E. melliod...

Kabour, K.; Sane' , S., 1972: Chemical control of tomato fruitworm, Heliothis armigera Hb., at Deiralla Station. Sprays of a 40% emulsion concentrate of azinphos-methyl (Gusathion), an 85% wettable powder of carbaryl (Sevin), a 50% wettable powder of endosulfan (Thiodan), a 24% emulsion concentrate of tetrachlorvinphos (Gardona), an 80% soluble powder of tri...

Costin, E.; Dragsted, J.; Balaidi, A.S.; Bazara, M., 1976: Agricultural research and training project El-Kod and Giar. People's Democratic Republic of Yemen. Shelterbelt plantations in arid and extreme arid areas of the People's Democratic Republic of Yemen. Recommendations are made for the design, establishment and maintenance of shelterbelts for the protection of agricultural crops, soil conservation, wood production and amenity. In trials with 17 species, Eucalyptus camaldulensis, Albizia lebbek, C...

Ongoren, K.; Kaya, N.; Turkmen, S., 1977: Investigations on the morphology, bioecology and control of the tomato fruitworm (Heliothis armigera Hb.) injurious to tomatoes in the Aegean region. The ecology, bionomics and control of Heliothis armigera (Hb.), which is an important pest of tomato in the Aegean region of Turkey, were investigated in 1969-74 in the laboratory and in the field at various localities. The pupae overwintered in t...

Uvah, I.I.; Ajayi, O.; Olarewaju, J.D., 1989: Evaluation of insecticides and mulching materials for control of the tomato fruitworm Helicoverpa (Heliothis) armigera Hubner at Kadawa, Nigeria. In trials with 6 insecticides and 3 mulches against the noctuid Helicoverpa armigera on tomato in Nigeria in 1984-86, a ULV formulation of permethrin at 0.625 kg a.i./ha, and a mixture of cypermethrin (0.015 kg a.i./ha) and dimethoate (0.025 kg a....