15%嗪吡嘧磺隆·五氟磺草胺可分散油悬浮剂防除移栽水稻田杂草药效及安全性评价
Hubei Agricultural Sciences(2021)
Abstract
为明确15%嗪吡嘧磺隆·五氟磺草胺可分散油悬浮剂的田间药效及安全性,采用茎叶喷雾法进行田间药效试验.结果表明,15%嗪吡嘧磺隆·五氟磺草胺可分散油悬浮剂田间拟推荐剂量为67.50~112.50 g(a.i.)/hm2.药后30 d,对杂草株防效和鲜重防效分别高达98.39%和98.83%.供试药剂在拟推荐剂量内使用可有效防除移栽水稻田杂草且对水稻安全.
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