异丙隆防除麦田硬草杜金河，杨克林，李友政（江苏省宿迁市植保站．２２３８０３）硬草是我市麦田恶性杂草之一，发生面积１５万亩左右。过去多采用绿麦隆防除，由于受多种因素影响，效果较差。为探寻硬草化学防除的理想药剂，１９９２年用异丙隆作防除试验，取得较为理想... Isoproturon Control hard wheat grass fields Du Jinhe, Yang Kelin, Li Youzheng (Suqian City, Jiangsu Province Plant Protection Station .223803) Hard grass is one of the malignant weeds in the city of wheat, the occurrence of an area of ​​about 15 acres. In the past, the use of chloropicrin to prevent and control, due to a variety of factors, the less effective. In order to explore the hard chemical chemical control of the ideal agent, in 1992 with isoproturone for prevention and control, made more ideal ...