都尔防除地膜籽瓜田杂草的试验研究  

Research on the Weeds Control in the Seed Melon Field Covered Plastics with Metolachlor

作　　者：张炳炎[1] 

机构地区：[1]甘肃省农业科学院植物保护研究所

出　　处：《中国农学通报》1997年第5期24-26,共3页Chinese Agricultural Science Bulletin

摘　　要：都尔（ｍｅｔｏｌａｃｈｌｏｒ）不同剂量防除地膜籽瓜田杂草，以每６６７ｍ２用７２％乳油７５ｍｌ比较适宜，防除稗草、狗尾草既有效又经济；不同施药方法，以喷都尔后覆地膜比较好，不需轻耙混土、省工、省时；高剂量药害试验表明，每６６７ｍ２安全用量为２００ｍｌ。The experiment of weed contro with different doses of metolachlor showed the better way was 75 ml of 72% emulsio oil per 667m 2 .It could control barnyardgrass and green bristlegrass efficiently and economically. Spraying metolachlor before covering plastics is the better applying methods, which needn't raking the soil. The drug harm experiment indicated that the safety dose was 200ml of 72%emulsion oil per 667m 2.

关 键 词：都尔 籽瓜田 杂草 药剂防治 

分 类 号：S451.242[农业科学—植物保护]