Aiming at verifying the effect of host on the development, the biology of Rhyzopertha Dominica (Fab.) was studied on paddy variety, Sumati, Maize Hybrid DHM-111 and sorghum variety M 35-1 during 2009-10 in the Department of Entomology, College of Agriculture, Rajendranagar, Hyderabad. The biological parameters assessed were egg duration, egg hatching percentage, total larval and pupal period, total development period, fecundity, male and female longevity, sex ratio, pre-oviposition, oviposition and post oviposition period. |