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科学用药是保证大棚蔬菜高产稳产的重要措施。为了充分发挥农药的防治效果,又避免和减少用药带来的副作用,在使用技术上应重点掌握以下几点: 一、对症下药:蔬菜病虫害种类多,农药种类也不少,只有准确认识病虫害种类,同时掌握农药品种特性,才能做到对症下药。如扑虱灵对
Scientific medication is an important measure to ensure high and stable production of greenhouse vegetables. In order to give full play to the effectiveness of pesticide control, but also to avoid and reduce the side effects of medication, the use of technology should focus on the following points: First, the right medicine: vegetable pests and many types of pesticides are also many, only an accurate understanding of pest species, At the same time grasp the characteristics of pesticides, in order to make the right medicine. For example, Pui Liling right