Seasonal abundance of diamondback moth, Plutella xylostella (L.) and its natural enemies

Studies on seasonal abundance and population dynamics of Plutella zylostella alongwith natural enemies revealed that pest appeared in February end and its population peaked in mid-April during 2001–02. Four parasitoids viz. Diadegma fenestralis, Cotesia plutellae, Brachymeria excarinata and Platybus sp. were found parasitising diamondback moth, the domimant being D. fenestralis and C. plutellae.