蔬菜使用农药怎样才能无污染？蔬菜是人们日常生活中的必需食物，其品质好坏，会直接影响人们的身体健康。食用蔬菜必须无农药污染或低残留，符合食品卫生标准。怎样施药才能既可治虫，而又无污染呢？据各地经验，一般应注意以下五点：一、对蔬菜病虫害，应采用综合防治的... How to use pesticide vegetable without pollution? Vegetables are essential food in people’s daily life, and their quality will directly affect people’s health. Vegetables must be free of pesticide contamination or low residue, in line with food hygiene standards. How can the application of pesticides can both cure insects, but no pollution? According to local experience, the general should pay attention to the following five points: First, the pest of vegetables, should be integrated prevention and control of ...