Introduction
The pink bollworm, Pectinophora gossypiella (Saunders) (Lepidoptera: Gelechiidae) is a major world-wide pest of cotton. Once the eggs have hatched and the larvae have entered into the bolls it is difficult to control using conventional insecticides.
The spiny bollworm, Earias insulana (Boisduval) (Lepidoptera: Noctuidae), is lar...
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