Search Results       Your search for [subject]Insects -- Effects of insecticides returned 1 record.           Seasonal development of the boll weevil and effects of different insecticide programs on insect populations and yield of cotton. by Marges, Bernardo E.; Los Ba?os, Laguna: University of the Philippines, 1981. Subject: Entomology; Cotton -- Yield; Weevil,Boll -- Seasonal development; Insects -- Effects of insecticides.          Add to Book Cart Relevance: 23.32%