Vol. 10, Issue 8 (2021)

Author(s):
Gopika R, Dr. Sonkamble MM and Dr. Lad AG

Abstract:
The experiments on biology were carried out in the laboratory of Department of Agricultural Entomology, VNMKV, Parbhani. According to studies on the biology of Spodoptera litura, the average incubation period was 3.15±0.36 days. The larvae go through six instars and five moults. The duration for completing six larval instars were14.2±1.12 days. Pupal period lasted for 7.45±1.14 days. The pre-oviposition, oviposition and post-oviposition period lasted for 2.8±0.91, 7.5±0.62 and 2.00±0.66 days respectively. The average fecundity was 887±30.25 eggs per female. The total developmental period ranging between 31 to 36 days with mean of 33.6±1.60 days.