【摘要】 丁、扑、喹啉酸系丁草胺、扑草净、二氯喹啉酸的复配制剂。于１９９３年开始研制并对其除草效果，对秧苗的安全性进行了试验。结果表明每苗床（２０米２）用本品１００克在水稻旱育苗秧田芽前封闭对单子叶及双子叶杂草防除效果达８５％以上，并对水稻安全。经９４、９５、９６三年大面积试验，深受农民欢迎。更多还原

【Abstract】 A mixture of butachlor,prometyne and quinclorac was effective to control weeds in rice upland nursery field,and safe to rice.The field trials and demonstrations of control weeds with the mixture were performed from 1993-1996.The results showed that pre-emergence using the mixture at dosage of 100 g/20m 2,the control effect to grass and many broadleaf weeds was over 85%.更多还原