Kranthi, K. R. and Jadhav, D R and Wanjari, R. and Kranthi, S. and Russell, D. (2001) Pyrethroid Resistance and Mechanisms of Resistance in Field Strains of Helicoverpa armigera (Lepidoptera: Noctuidae). Journal of Economic Entomology, 94 (1). pp. 253-263. ISSN 0022-0493