Survival capability and effect of selected insecticides against pumpkin caterpillar, Diaphania indica on watermelon

Abstract

The particular study was conducted in laboratory condition at Khanzada Agriculture Farm, Tando Allahyar, during 2019. The moths frequently can be seen holding their brushes above the body level and slowly waving them in a circular fashion. Longetivity of male and female lasted for 6.8 days and 8.6 days, respectively on watermelon and 6.2 days and 7.8 days respectively on pointed gourd Post spray observations were recorded with an interval of 24, 48 and 72 hours after spraying. Treatments T1 (Emamectin benzoate), T6 (Triazophos) and T7 (Cartap hydrochloride) showed 100 percent mortality at 24 hrs after spraying and all these treatments were at par with each other. At 48 hrs of spraying, the treatments T3 (Dimethoate) and T4 (Profenophos) recorded 100 % mortality and both these treatments were at par with each other.