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据稻区反映,使用乳剂型丁草胺防除稻田杂草,会对水稻产生一定药害。江苏铜山县农药厂特提供给我院植保所该厂用滚动法、包衣法生产的两种颗粒剂与乳剂同在晚稻田中进行除草对比鉴定。鉴定结果5％丁草胺滚动法、包衣法两种颗粒剂亩用3市斤(有效成份75克)与60％丁草胺乳剂亩用0.25市斤(有效成份为75克)防效相仿,只是用药后7天颗粒剂优于乳剂,用药后45天,三种剂型除草效果
According to the rice area reflects the use of emulsion butachlor control of weeds in rice will have some phytotoxicity on rice. Tongshan County, Jiangsu Province, Pesticide Factory special plant protection provided to the Institute of our plant rolling method, the two kinds of granules produced by the coating method and the emulsion in the late rice field weeds comparison. Identification results 5% Butachlor rolling method, the coating method of two granules mu with 3 kg (active ingredient 75 g) and 60% butachlor emulsion mu 0.25 kg (effective ingredient 75 g) control effect similar , Only 7 days after treatment granules better than emulsion, 45 days after treatment, three kinds of herbicidal effect