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The spacing and density of cotton plants as factors affecting populations of the bollworms, Earias insulana Boisd. and Pectinophora gossypiella (Saund.)



The spacing and density of cotton plants as factors affecting populations of the bollworms, Earias insulana Boisd. and Pectinophora gossypiella (Saund.)



Bulletin Entomological Society of Egypt: ub 1980) (60) 85-94




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