STUDIES ON THE PREDAC-EOUS AND PARASITIC INSECTS ON TilE PINK AND SPINY BOLLWORMS

Abstract

Experiments were carried ou t to•study the effect of

kmperatun.: and hy m en opterou s Braconid ae) and

h ost fl:<.:ding Oil th <.: bi ol ogy n f' the t wo pa rasitoids, Bracon hebetor ( Fam . Dibracllys sp. ( Fa m . Pteroma lidae) under

<.:ontrolled conditio ns of 22, 26 and 30°C associ ated w ith (65-70) % R.H.. Other experim enta l studi es were bi onomics a nd reed in g ca pacit y of so me pred aceous insect s peci es a nd s to rage o f some predato r adults, at two l ow tempera tures, und er different regimes o r nutriti on were ca rri ed oul