水稻受乙草胺藥害後用奈安能不能解除藥害呢?據了解,奈安對磺酰脲類、xiananleidengduozhongchucaojiyoujieduzuoyong,danyibanyaoqiuyuyouguanchucaojihunheshiyong,huozhezaiturangzhongkenengcunzaiyouguanchucaojicanliushitiqiandandushiyong,jinxingyufang。zaidaoyangshouyicaoanyaohaihouzaiyongnaianjiejiushifouyouxiao,womenmeiyoudedaoyouguanbumendemingquedafu。kaolvdaoshouhaiyangmiaojishinengzhujianhuifushengchang,qishengchangshiyebijiaoruo,ershuidaoyuyangjijiehenjin,jianyijizaozhongxinbozhongyuyang,yimianwulenongshi。
土壤對乙草胺吸附性強,乙草胺施入農田後淋漏少。乙草胺在土壤中的半衰期為8-18天(tian)。誤(wu)用(yong)乙(yi)草(cao)胺(an)的(de)秧(yang)田(tian),耕(geng)翻(fan)後(hou)重(zhong)新(xin)播(bo)種(zhong)育(yu)秧(yang)仍(reng)有(you)一(yi)定(ding)的(de)風(feng)險(xian),最(zui)好(hao)換(huan)田(tian)育(yu)秧(yang)。這(zhe)些(xie)秧(yang)田(tian)可(ke)以(yi)在(zai)耕(geng)翻(fan)後(hou)播(bo)種(zhong)豆(dou)類(lei)作(zuo)物(wu)。如(ru)果(guo)乙(yi)草(cao)胺(an)用(yong)量(liang)不(bu)是(shi)很(hen)大(da),也(ye)可(ke)以(yi)在(zai)耕(geng)翻(fan)後(hou)移(yi)栽(zai)水(shui)稻(dao)(目前有部分乙草胺複配劑登記用於水稻移栽田,要求在水稻移栽活棵後施用)。移栽前對秧苗噴施奈安等解毒劑可能更有利於稻苗免受乙草胺藥害
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