[Study of resistance in cotton aphid Aphis gossypii Glover (Homoptera: Aphididae) to various insecticide products in Sudan [including deltamethrin]]

acetilcolinesterasa acetylcholinesterase aphis gossypii chemical resistance dimethoate dimetoato endosulfan enzyme inhibitors esterasas esterase esterases fenvalerate fenvalerato inhibidores de enzimas inhibiteur d'enzyme insecte nuisible insecticidas insecticide insecticides lindane lindano methidathion methomyl metidation metomilo oxidoreductases oxidorreductasas pest insects pirimicarb pirimicarbe synthetic pyrethrins