近年来，我县粮食连年增产，为了实现稳粮增收的目标，调整产业结构，除大搞增、间、套作外，认真抓好了“菜篮子”工程。在蔬菜生产中，防治蔬菜病虫长期使用高毒、高残留农药（如甲胺磷、水胺硫磷、氧乐果、三氯杀螨醇等），且用量大，次数多，忽视安全间隔期，不仅容易造成 In recent years, grain production in our county has been increasing year after year. In order to achieve the goal of increasing the income of stable grain crops and adjusting the industrial structure, we have earnestly grasped the “vegetable basket” project in addition to vigorously increasing, intercropping and intercropping. In the vegetable production, long-term use of high toxicity and high residual pesticides (such as methamidophos, isocarbophos, omethoate, dicofol, etc.) in the prevention and control of vegetable pests and long-term use of large quantities of pesticides and vegetables, ignoring the safety interval is not only easy Cause