【摘要】 针对近年来江门市蔬菜种植过程中害虫种类繁多、化学农药使用量增加,且抗药性不断增强,防治工作困难的现状,进行了多年实践,在分析江门市十字花科蔬菜害虫发生种类及发生特点的基础上,提出通过采用清除残株落叶、合理轮作等农业防治措施,设置杀虫灯、黄板、性诱剂等物理防治措施,释放寄生蜂、捕食性天敌等生物防治措施,辅之以合理使用高效、低毒、低残留化学农药的综合治理技术,实现了害虫防控总体防效达到90%、化学农药使用量减少30%以上、产量增加5%以上的良好效果,值得大面积推广。更多还原

【Abstract】 In view of the current situation that there were many kinds of vegetable planting pests,the use of chemical pesticides was increasing,the drug resistance was increasing and the control work was difficult in Jiangmen city in recent years,many years of practice had been carried out.Based on the analysis of the occurrence types and characteristics of Brassicaceae vegetable pests in Jiangmen city,the agricultural control measures of removing residual trees and leaves and reasonable rotation,physical control measures of setting insecticidal lamps yellow board and sexual attractants,biological control measures of eleasing parasitic wasps and predatory natural enemies,supplemented by the rational use of comprehensive management technology with high efficiency,low toxicity and low residue chemical pesticides were put forward,which had achieved a good effect of 90% overall control effect of pest control,more than 30% reduction in the use of chemical pesticides and more than 5% increase in output,which was worthy of large-scale promotion.更多还原