誤區一:zhongchengchongqipenyaofangzhi,qingchongyongqisadutufangzhixiaomaixijiangchongdemeigeshengchangfayujieduan,yongyuanyuxiaomaideshengchangfayuxiangyizhi,jixiaomaiyunsuiqi,xijiangchongchutuhuayong,xiaomaichousuiqixijiangchongyuhua,xiaomaiguanjiangchuqiyouchongfuhua。fangzhixijiangchongyaojianchichongyongqihechengchongqifangzhibingzhongdecelve,bushishijidizhuahaozhelianggehuanjie,cainengtigaofangzhixiaoguo,shixijiangchongduixiaomaibuzaochengweihai。gebienonghuchongyongqibusadutufangzhi,dankaochengchongqipenyaofangzhi,shibizaochengchengchongqiyuhuadechongzishuliangduo,zengjiafangzhinandu。runengzaichongyongqijishisadutufangzhi,jiuzhuazhulexiaomiexijiangchongdezuijiashiji,weiyihouchengchongqifangzhijianshaolechongyuan。yinci,chongyongqifangzhishifeichangguanjian、必不可少的。
誤區二:行動拖拉,抓不住防治關鍵期小麥吸漿蟲防治關鍵期短,蟲蛹期1周左右,成蟲期3天tian左zuo右you,這zhe兩liang個ge環huan節jie也ye是shi吸xi漿jiang蟲chong生sheng存cun最zui薄bo弱ruo的de環huan節jie,是shi防fang治zhi的de最zui佳jia時shi機ji。植zhi保bao部bu門men一yi旦dan發fa出chu蟲chong情qing預yu測ce預yu報bao,就jiu要yao快kuai速su行xing動dong,嚴yan防fang拖tuo拉la,錯cuo過guo最zui佳jia防fang治zhi時shi機ji,造zao成cheng不bu必bi要yao的de損sun失shi。
誤區三:盲(mang)目(mu)用(yong)藥(yao),操(cao)作(zuo)不(bu)規(gui)範(fan)當(dang)前(qian)撒(sa)毒(du)土(tu)防(fang)治(zhi)吸(xi)漿(jiang)蟲(chong)蟲(chong)蛹(yong)的(de)農(nong)藥(yao)品(pin)種(zhong)缺(que)乏(fa),致(zhi)使(shi)農(nong)民(min)朋(peng)友(you)難(nan)以(yi)選(xuan)擇(ze),加(jia)重(zhong)了(le)亂(luan)用(yong)藥(yao)的(de)現(xian)象(xiang),造(zao)成(cheng)防(fang)治(zhi)效(xiao)果(guo)不(bu)佳(jia)。據(ju)試(shi)驗(yan),當(dang)前(qian)防(fang)治(zhi)蟲(chong)蛹(yong)期(qi)的(de)藥(yao)劑(ji),以(yi)2.5%甲基異柳磷顆粒劑和5%毒死蜱顆粒劑為好。成蟲期防治以5%高效氯氰菊酯或高效氯氟氰菊酯,與敵敵畏、bichonglinhunhe,jifangxijiangchong,youfangyachong。sadutushibuyaodailushuisashi,bimianyaojizhanzaiyezishangzaochengyaohai,yingxiangyaoxiaofahui,tongshiyaojiangsazaiyezishangdedutudanluozaidimian,yichongfenfahuiyaoxiao。
誤區四:噴(pen)藥(yao)用(yong)水(shui)少(shao),影(ying)響(xiang)藥(yao)效(xiao)發(fa)揮(hui)噴(pen)藥(yao)防(fang)治(zhi)吸(xi)漿(jiang)蟲(chong),麥(mai)株(zhu)稠(chou)密(mi),成(cheng)蟲(chong)多(duo)活(huo)動(dong)在(zai)麥(mai)叢(cong)中(zhong),因(yin)此(ci)噴(pen)藥(yao)一(yi)定(ding)要(yao)噴(pen)勻(yun)打(da)透(tou)。有(you)的(de)農(nong)戶(hu)每(mei)畝(mu)隻(zhi)用(yong)一(yi)噴(pen)霧(wu)器(qi)藥(yao)液(ye),惜(xi)水(shui)惜(xi)藥(yao),無(wu)法(fa)噴(pen)勻(yun)打(da)透(tou),嚴(yan)重(zhong)影(ying)響(xiang)藥(yao)效(xiao)的(de)發(fa)揮(hui)。使(shi)用(yong)常(chang)規(gui)噴(pen)霧(wu)器(qi)每(mei)畝(mu)用(yong)水(shui)量(liang)宜(yi)在(zai)45-60公斤。
誤區五:隻zhi噴pen藥yao,不bu檢jian查zha防fang治zhi效xiao果guo有you的de農nong戶hu防fang治zhi吸xi漿jiang蟲chong,認ren為wei噴pen了le藥yao就jiu萬wan事shi大da吉ji了le,不bu注zhu意yi檢jian查zha防fang治zhi效xiao果guo。要yao在zai噴pen藥yao後hou的de第di二er天tian檢jian查zha防fang治zhi效xiao果guo,如ru發fa現xian撥bo開kai麥mai壟long一yi眼yan可ke見jian1-2頭成蟲時,說明防治效果不佳,需要立即進行補噴。
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