Studies on persistence and efficacy of nuclear polyhedrosis virus against field populations of Spodoptera litura Fab. on groundnut
1985
Reddy, K.U. | Ramasubbaiah, K. | Reddy, P.G.V. | Subramanyam, K. (Agricultural Coll., Bapatla (India). Dept. of Entomology)
The persistence and efficacy of nuclear polyhedrosis virus studied against field populations of tobacco caterpillar on groundnut indicated that nuclear polyhedrosis virus as foliar application persisted for about five days as against seven days in the form of baits. Combination of NPV with half the doses of thest insecticides gave significantly higher yields over control excepting carbaryl
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