在防治农作物害虫的过程中,长期使用单一的农药品种以及滥用农药,很易促使害虫产生抗药性,导致防治效果下降。为控制作物害虫抗药性的发展,防止新的抗药性产生,采用防治结合、综合治理的对策,科学合理使用化学农药,并把药剂防治和各项非化学防治手段结合起来,可收到良好的效果。 1、药剂防治对策 (1)轮换用药 轮换使用的农药应尽可能选用作用机制不同的农药,如有机磷农药和氨基甲酸酯类农 In the process of controlling crop pests, long-term use of a single pesticide varieties and abuse of pesticides, it is easy to promote pest resistance, resulting in decreased control. In order to control the development of crop pest resistance, prevent the emergence of new drug resistance, adopt the combination of prevention and cure and comprehensive management, use chemical pesticides scientifically and reasonably, and combine the prevention and control of pesticides with non-chemical control measures to receive good effect. 1, Pharmacy Prevention and Control Measures (1) rotation of pesticides used in drug rotation should be used as far as possible the mechanism of different pesticides, such as organophosphate pesticides and carbamates