Resistance to the Cry1Ac delta-endotoxin of Bacillus thuringiensis in the cotton bollworm, Helicoverpa armigera (Lepidoptera: Noctuidae). Journal of Economic Entomology 96(4): 1290-1299, 2003
Susceptibility of the cotton bollworm, Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae) to the Bacillus thuringiensis toxin Cry2Ab before and after the introduction of Bollgard-II. Crop Protection 28(5): 371-375, 2009
Effects of Bacillus thuringiensis toxin Cry1Ac and cytoplasmic polyhedrosis virus of Helicoverpa armigera (Hübner) (HaCPV) on cotton bollworm (Lepidoptera: Noctuidae). Journal of Invertebrate Pathology 101(1): 71-76, 2009
Cross resistance of Cry1Ac resistant cotton bollworm, Helicoverpa armigera to spore- delta -endotoxin of various Bacillus thuringiensis (Berliner). Pakistan Journal of Biological Sciences 9(9): 1639-1649, 2006
Behavioral response of Helicoverpa armigera (Lepidoptera: Noctuidae) to cotton with and without expression of the CrylAc delta -endotoxin protein of Bacillus thuringiensis Berliner. Journal of Insect Behavior 18(1): 33-50, 2005
Selection and heritability of resistance to Bacillus thuringiensis subsp kurstaki and transgenic cotton in Helicoverpa armigera (Lepidoptera: Noctuidae). Pest Management Science 60(9): 887-893, 2004
Long-term selection for resistance to transgenic cotton expressing Bacillus thuringiensis toxin in Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae). Pest Management Science 60(2): 167-172, 2004
Toxicity of Bacillus thuringiensis insecticidal proteins for Helicoverpa armigera and Helicoverpa punctigera (Lepidoptera: Noctuidae), major pests of cotton. Journal of Invertebrate Pathology 80(1): 55-63, 2002
Effect of Bacillus thuringiensis on mortality, survivorship and movement of cotton bollworm (Helicoverpa zea) (Lepidoptera: Noctuidae) on cotton. 1998 Proceedings Beltwide Cotton Conferences San Diego California USA 5-9 January 1998 2: 1339-1343, 1998
Development and mechanisms of resistance to Bacillus thuringiensis endotoxin Cry1Ac in the American bollworm, Helicoverpa armigera (Hübner). Indian Journal of Experimental Biology 42(2): 164-173, 2004
Evidence of the shift in susceptibility to Bacillus thuringiensis delta-endotoxin CryIAc in Australian Helicoverpa armigera (Lepidoptera: Noctuidae). Resistant Pest Management Newsletter 11(2): 44-48, 2002
Baseline-susceptibility of the old-world bollworm, Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae) populations from India to Bacillus thuringiensis Cry1Ac insecticidal protein. Crop Protection 23(1): 53-59, 2004
Inheritance of Cry1Ac resistance and associated biological traits in the cotton bollworm, Helicoverpa armigera (Lepidoptera: Noctuidae). Journal of Invertebrate Pathology 104(1): 31-38, 2010
Pyrethroid resistance mechanisms in the cotton bollworm Helicoverpa armigera (Lepidoptera: Noctuidae) from West Africa. Pesticide Biochemistry and Physiology 74(1): 17-26, 2002
Diapause, migration and pyrethroid-resistance dynamics in the cotton bollworm, Helicoverpa armigera (Lepidoptera: Noctuidae). Ecological Entomology 20(4): 333-342, 1995