一般来讲,使用农药防治病虫害是安全的,但由于某些原因,农药药害每年都有发生。在农药使用的过程中,如果使用方法不当,很容易产生药害,但如能够把好以下几道关,则可避免药害的发生。1.注意农药质量农药变质后容易造成药害。乳油剂原药要求药液清亮透明、无絮状物、无沉淀,加入 In general, the use of pesticides to control pests and diseases is safe, but for some reason, pesticide phytotoxicity occurs every year. In the process of pesticide use, if used improperly, it is easy to produce phytotoxicity, but if you can make the following few pass, you can avoid the occurrence of phytotoxicity. Pay attention to pesticide quality Pesticide deterioration easily lead to injury. Cream original drug liquid clear and transparent, no flocculent, no sediment, add