以草治草的应用

• 作 者: 藤井义晴
• 出 处: 农药市场信息
• 发表日期: 2001年10期
• 关键词: 农林水产省 农业环境 土壤生态 杂草 异株克生 药剂 昆虫 大田 微生物 杂草防治

众所周知,大田杂草会给农作物生长带来诸多不利影响。通常,人们大多采用人工及化学药剂等方法除草。但是,这不仅仅是增加劳动强度和耗用资金的问题,更严重的是因大量使用化学药剂给环境带来了污染,导致土壤中许多有益微生物及昆虫数量的锐减,最终造成土壤生态恶化和病虫害多发的严重后果。近年来,日本农林水产省农业环境

It is well-known that the weeds in the fields have many adverse effects on crop growth. In general, people mostly use artificial and chemical methods to weed out grass. However, this is not just an issue of increasing labor intensity and capital expenditure. More seriously, the pollution caused by the heavy use of chemical agents in the environment has resulted in a sharp drop in the number of beneficial microorganisms and insects in the soil, which eventually leads to the deterioration of soil ecology And pests and diseases of the serious consequences. In recent years, Japan Agriculture, Forestry and Fisheries Department of Agriculture environment