Abstract - 1

Pradyumn Kumar and Ballal, C. R. (1990). An improved oviposition cage and egg collection technique for the mass multiplication of Heliothis armigera Hübner. Indian J. Plant Prot. 18:255-259, 1990.

Heliothis spp. is serious pests of cotton, pulse, tobacco, maize, tomato etc., throughout the world. For the management of these pests, their mass production is required for mass production of natural enemies, microbial pesticides; releasing sterile males in the field and to obtain uniform and repeatable level of pest infestation for resistance screening.