一、戊唑醇防治哪些病
1、禾谷類作物病害
(1)防(fang)(fang)(fang)治小麥腥黑穗病和散(san)黑穗病,每(mei)100千(qian)(qian)克(ke)(ke)(ke)種(zhong)(zhong)(zhong)(zhong)子(zi),用(yong)2%干(gan)拌(ban)(ban)(ban)劑(ji)(ji)或(huo)濕(shi)拌(ban)(ban)(ban)劑(ji)(ji)100~150克(ke)(ke)(ke)或(huo)2%干(gan)粉(fen)種(zhong)(zhong)(zhong)(zhong)衣(yi)(yi)劑(ji)(ji)100~150克(ke)(ke)(ke)或(huo)2%懸(xuan)浮(fu)種(zhong)(zhong)(zhong)(zhong)衣(yi)(yi)劑(ji)(ji)100~150克(ke)(ke)(ke)或(huo)6%懸(xuan)浮(fu)種(zhong)(zhong)(zhong)(zhong)衣(yi)(yi)劑(ji)(ji)30~45克(ke)(ke)(ke),拌(ban)(ban)(ban)種(zhong)(zhong)(zhong)(zhong)或(huo)包衣(yi)(yi)。防(fang)(fang)(fang)治小麥紋枯病,每(mei)100千(qian)(qian)克(ke)(ke)(ke)種(zhong)(zhong)(zhong)(zhong)子(zi),用(yong)2%干(gan)拌(ban)(ban)(ban)劑(ji)(ji)或(huo)濕(shi)拌(ban)(ban)(ban)種(zhong)(zhong)(zhong)(zhong)劑(ji)(ji)170~200克(ke)(ke)(ke)或(huo)5%懸(xuan)浮(fu)拌(ban)(ban)(ban)種(zhong)(zhong)(zhong)(zhong)劑(ji)(ji)60~80克(ke)(ke)(ke)或(huo)6%懸(xuan)浮(fu)種(zhong)(zhong)(zhong)(zhong)衣(yi)(yi)劑(ji)(ji)50~67克(ke)(ke)(ke)或(huo)0.2%懸(xuan)浮(fu)種(zhong)(zhong)(zhong)(zhong)衣(yi)(yi)劑(ji)(ji)1500~2000克(ke)(ke)(ke),拌(ban)(ban)(ban)種(zhong)(zhong)(zhong)(zhong)或(huo)包衣(yi)(yi)。防(fang)(fang)(fang)治小麥白粉(fen)病、銹(xiu)病,畝用(yong)有效(xiao)成分12.5克(ke)(ke)(ke),對水噴霧(wu)。
(2)防治玉米絲黑穗病,每100千(qian)克(ke)種子,用2%干拌劑或(huo)濕(shi)拌種劑或(huo)2%干粉種衣劑400~600克(ke)或(huo)6%懸浮種衣劑100~200克(ke),拌種或(huo)包衣。
(3)防治高粱絲黑穗病,每100千克(ke)(ke)種(zhong)子,用2%干拌(ban)劑(ji)或濕拌(ban)種(zhong)劑(ji)400~600克(ke)(ke)或6%懸浮(fu)種(zhong)衣劑(ji)100~150克(ke)(ke),拌(ban)種(zhong)或包衣。
用戊唑醇處理過(guo)的(de)種(zhong)子,播種(zhong)時要(yao)求土(tu)地耙平,播種(zhong)深度一般(ban)在3~5厘米為宜(yi)。出苗可能稍(shao)遲,但不影響以后的(de)生長(chang)。
2、果樹病害
(1)防治蘋果斑(ban)點落葉病(bing),于發病(bing)初期(qi)開始噴(pen)43%懸浮劑5000~7000倍(bei)液(ye),隔10天噴(pen)1次(ci),春梢期(qi)共噴(pen)3次(ci),秋梢期(qi)共噴(pen)2次(ci)。
(2)防治梨黑星病,于發病初期開始(shi)噴43%懸浮劑3000~4000倍液,隔15天噴1次,共(gong)噴4~7次。
(3)防治香蕉葉斑病,在(zai)葉片發病初期(qi)開(kai)始噴農藥殺菌劑(ji)戊唑醇12.5%水乳(ru)(ru)劑(ji)800~1000倍液(ye)或25%水乳(ru)(ru)劑(ji)1000~1500倍液(ye)或25%乳(ru)(ru)油840~1250倍液(ye),隔(ge)10天噴1次,共(gong)噴4次。
二、戊唑醇的使用方法及注意事項是什么
1、戊唑醇對不同病害,有著不同的使用方法:
(1)小(xiao)麥(mai)散黑穗病:在小(xiao)麥(mai)播(bo)種(zhong)(zhong)(zhong)前把每100公斤的種(zhong)(zhong)(zhong)子用100-150克的2%干拌(ban)(ban)劑(ji)或濕(shi)拌(ban)(ban)劑(ji)拌(ban)(ban)種(zhong)(zhong)(zhong),或用6%懸浮劑(ji)30-45毫升拌(ban)(ban)種(zhong)(zhong)(zhong),充分拌(ban)(ban)均后播(bo)種(zhong)(zhong)(zhong)。戊唑醇拌(ban)(ban)種(zhong)(zhong)(zhong)可以(yi)抑制(zhi)小(xiao)麥(mai)出芽,其將會比未拌(ban)(ban)種(zhong)(zhong)(zhong)的普通麥(mai)種(zhong)(zhong)(zhong)晚發芽2-3天(tian),多(duo)至(zhi)3-5天(tian),而對后期的產量則(ze)不(bu)會產生影響(xiang)。
(2)高粱絲黑穗(sui)病:在高粱播(bo)(bo)種前把每100公斤種子用400-600克(ke)2%立(li)克(ke)秀干拌(ban)劑(ji)(ji)或濕拌(ban)劑(ji)(ji)拌(ban)種,或者(zhe)使用100-150克(ke)的6%懸浮劑(ji)(ji)拌(ban)種,充分拌(ban)均后進行播(bo)(bo)種。
(3)其次(ci)是25%戊(wu)唑醇(chun)水乳(ru)(ru)劑的(de)使(shi)(shi)用(yong)(yong)方法(fa):其主要(yao)針對香蕉(jiao)(jiao)葉斑病(bing)進行(xing)(xing)防治(zhi),在25%戊(wu)唑醇(chun)水乳(ru)(ru)劑使(shi)(shi)用(yong)(yong)方法(fa)(43%戊(wu)唑醇(chun)可按2%同比例進行(xing)(xing)使(shi)(shi)用(yong)(yong)):防治(zhi)香蕉(jiao)(jiao)葉斑病(bing),在香蕉(jiao)(jiao)葉片發病(bing)初期進行(xing)(xing)藥劑噴施,用(yong)(yong)25%戊(wu)唑醇(chun)水乳(ru)(ru)劑1000-1500倍液噴霧(wu),并每隔10天進行(xing)(xing)噴藥1次(ci),總共(gong)需(xu)要(yao)噴施4次(ci)藥。
(4)后(hou)是43%戊唑(zuo)醇(chun)(chun)懸浮(fu)劑的(de)(de)使(shi)用(yong)方法:水稻(dao)紋枯病的(de)(de)防治(zhi),在水稻(dao)苗(miao)期,采用(yong)每畝10-15毫升(sheng)的(de)(de)43%戊唑(zuo)醇(chun)(chun)懸浮(fu)劑,兌水30-45升(sheng),進行(xing)手(shou)動(dong)噴霧。
(5)蘋果斑(ban)點落(luo)葉病的防治,在其發病初期(qi),使用43%戊唑(zuo)醇(chun)懸浮劑5000-8000倍(bei)液進行(xing)噴施,并(bing)每(mei)隔10天噴1次(ci)(ci)藥(yao),春梢時期(qi)共噴藥(yao)3次(ci)(ci),秋梢時期(qi)噴藥(yao)2次(ci)(ci)。
(6)梨黑星(xing)病的(de)防治,在發(fa)病初(chu)期(qi)使用43%戊(wu)唑(zuo)醇(chun)懸(xuan)浮劑3000-5000倍液噴(pen)(pen)施(shi),每(mei)隔(ge)15天(tian)噴(pen)(pen)藥1次(ci),共噴(pen)(pen)4-7次(ci)。
(7)玉米(mi)絲黑穗病:在玉米(mi)播種前將每(mei)100公斤(jin)種子用(yong)400-600克的2%干(gan)拌(ban)劑(ji)或濕拌(ban)劑(ji)進行拌(ban)種,充分拌(ban)勻后(hou)播種。
2、使用戊唑醇的注意事項:
(1)接觸本劑應(ying)(ying)遵守農(nong)藥(yao)安全使用(yong)操作規程,穿好防護衣服。工(gong)作時禁(jin)止吸煙(yan)和(he)進食。工(gong)作結束后,應(ying)(ying)用(yong)肥皂和(he)清(qing)水洗(xi)臉(lian)、手(shou)和(he)裸露部(bu)位。
(2)用本劑(ji)處理(li)過的種子,嚴禁(jin)用于人(ren)食(shi)或動物飼料(liao)。
(3)本劑應貯存于(yu)干燥、通風、陰涼和兒童觸(chu)及不到的地方(fang)。
(4)如有中(zhong)毒情況(kuang)發生,應立(li)即(ji)就醫。該藥無特殊解毒劑,應對癥治(zhi)療。
(5)莖葉(xie)噴霧時(shi),在蔬菜幼(you)苗(miao)期、果(guo)樹幼(you)果(guo)期應注意使用(yong)濃度(du),以免造成藥害。