论文部分内容阅读
农药是控制农作物重大病虫为害,保障农业丰收的重要生产资料。使用农药是农业保产、增产、提高农产品品质和劳动生产率的一项重要措施。但农药又是一种有毒物质,使用不当、管理不严,会对农作物产生药害,污染环境,危害人畜健康和生命安全。1、当前农药使用现状近年来,随着市场经济的发展及种植结构的调整,农作物病虫害发生程度高、蔓延
Pesticide is a major pest and disease control crop diseases, agricultural bumper harvest to ensure that the important means of production. The use of pesticides is an important measure for ensuring agricultural production, increasing production and improving the quality of agricultural products and labor productivity. However, pesticides are a kind of toxic substances. Improper use and poor management can cause phytosanitary damage to crops, pollute the environment, endanger the health of human and livestock as well as life safety. 1, the current status of the use of pesticides In recent years, with the development of market economy and planting structure adjustment, crop pests and diseases occur to a high degree, spread