Effects of Abamectin Stress on the Food Chain of Malus micromalus- Aphis citricola-Harmonia axyridis Abamectin resistance selection and its cross-resistance revealed in diamondback moth, Plutella xylostella L. Microbial degradation of Abamectin in soil Susceptibility of the egg parasitoid Trichogramma dendrolimi (Hymenoptera: Trichogrammatidae) to three kinds of insecticides commonly used in fields SELECTION FOR ABAMECTIN RESISTANT STRAINS IN DIAMOND BACK MOTH AND PATTERNS OF CROSS-RESISTANCE Abamectin resistance of Tetranychus urticae and detection for resistance-related gene by PASA technique Effects of sublethal dosage of imidacloprid, abamectin and beta-cypermethrin on the development and reproduction of green of the morph of pea aphid (Acyrthosiphon pisum)