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目前 ,在三大类农药中 ,除草剂用量逐年增加 ,的确提高了农业生产效率 ,解放了劳动力 ,为农业生产的丰收提供了保障。但是 ,随着除草剂种类和品种的增多、农业种植结构的调整、除草剂使用不当等诸多原因 ,导致药害屡有发生 ,而且除草剂使用技术要求严格 ,同一种除草剂甚至是同?
At present, among the three major types of pesticides, the amount of herbicides used has increased year by year, which has indeed improved the efficiency of agricultural production and liberated the labor force, which has provided a guarantee for the harvest of agricultural production. However, with the increase of the types and varieties of herbicides, the adjustment of agricultural planting structure, the improper use of herbicides and many other reasons, the phytotoxicity often occurs, and the technical requirements of herbicide use are strict, and the same herbicide is even the same?