THE SYNERGISTIC MECHANISM OF PHOXIM TO FENVALERATE IN PYRETHROID RESISTANT HOUSE FLIES Resistance mechanisms of Spodoptera exigua (Hübner) to fenvalerate and alpha-cypermethrin. Eco-toxicological effect of fenvalerate on soil urease activity in subtropical orchards RESISTANCE DEVELOPMENT OF LIP APHIS ERYSIMI KALTENBACH TO FENVALERATE AND ITS CROSS-RESISTANCE Effects of pyrethroid insecticides on chemical communication system of female cotton bollworm, Helicoverpa armigera Effects of two points mutations of esterases from Helicoverpa armigera on metabolic activities of three kinds of insecticides Lethal and sublethal effects of fenvalerate applied to host larvae on the parasitoid Cotesia plutellae Influence of phoxim, fenvalerate and their mixture on development and male reproduction of cotton bollworm, Helioverpa armigera THE EFFECTS OF MIXTURES OF PHOXIM (OR DIMETHOATE) AND FENVALERATE ON RESISTANT EVOLUTION IN GREEN PEACH APHIDS MONITORING ON THE REPRODUCTION RATE OF COTTON APHID AND CARMINE SPIDER MITE ON COTTON AND THE RESURGENCE OF COTTON APHID UNDER PYRETHROIDS PRESSURE FIELD MONITORING FOR INSECTICIDE RESISTANCE IN PINK BOLLWORM MOTH(LEPIDOPTERA:GELECHIIDAE)WITH SEX PHEROMONE TRAPS Toxicity Analysis of Ten Pesticides on Controlling Anoplophora glabripennis Effect of endocrine disruptors fenvalerate and TBTC on reproduction of rotifer Brachionus calyciflorus Lethal and sublethal effects of fenvalerate residue on adults of Cotesia plutellae STUDY ON THE ALLEVIATION OF COTTON BOLLWORM TO INSECTICIDES BY Bt TREATMENT