保护地蔬菜农药的选择和施用在温室、大棚等保护地蔬菜生产中，使用化学农药防治病虫害，它不仅关系到病虫害的防治效果和蔬菜的产量高低、品质好坏、经济效益如何，而且关系到生态环境和人体健康。因此，保护地蔬菜的病虫防治，应该遵照安全、高效、低毒、低残留的原则。... The Selection and Application of Vegetable Pesticides in Protected Areas In the production of greenhouses, greenhouses and other protected vegetable crops, the use of chemical pesticides to control pests and diseases is not only related to the prevention and control of pests and diseases, the yield of vegetables, quality and economic benefits, but also to Ecological environment and human health. Therefore, pest control of vegetables in protected areas should follow the principle of safety, high efficiency, low toxicity and low residue. ...