title: Frego bract cotton and normal bract cotton: how morphology affects control of boll weevils by insecticides.
mesh_terms: D000818:Animals; D001387:Azinphosmethyl; D001517:Coleoptera; D003368:Gossypium; D007300:Insect Control; D007306:Insecticides; D010278:Parathion
chemical_list: D007306:Insecticides; D001387:Azinphosmethyl; D010278:Parathion