出現黃麥的原因和防治方法
來源: http://www.98fo.cn/ 類別:行業資訊 更新時間:2014-10-27 閱讀次
【本資訊由中國糧油儀器網提供】 xiaomaizhongzhideguochengzhongyehuishichangpengdaoyixiewentihebuhaodexianxiangduixiaomaidechanliangyingxiangjiaoda,birumaitianzhongchuxianhuangmaijiuhuiyingxiangxiaomaideshijichanliang,yinciduiyuzhegexianxiangyinggaizuodaojishifangzhiheduizhengyufang,tongguoxiangxidefenxihetiaozhazongjieyuanyin,ranhougenjushijideqingkuangcaiquyouxiaodecuoshijinxingfangzhi,zheyangcainengjianshaoxiaomaidesunshi。changjiandeyuanyinyou:
jinzhenchongweihaichunjizhuyaoyiyouchongyaoshixiaomaijingganjibu,beihaibuchangbuquanyaoduan,qieduankoubuqi,changzaochengxiaomaidishangbufenxinyebianhuangweinian,yanzhongdejinggankusi,zaochengquemiaoduanlong。yibannianfen4月上中旬為為害盛期,也是防治最佳時期。如發現斷苗或幼蟲入土,用50%辛硫磷乳油500倍液,或48%樂斯本乳油500倍液灌根,灌根的工具采用去掉噴頭的噴霧器,順著麥壟灌根。隔8~10天灌1次,連續灌2~3次。
根腐病引起的黃苗:主要表現為病苗矮小、黃弱,葉鞘變褐,生長不良,嚴重的可萎黃枯死。防治時可用70%甲基托布津可濕性粉劑800倍順壟灌根。
密度過大發黃:播種不均勻或播量過多,使麥田群體密度太大,也會導致小麥發黃。
duiyudongqianxiaomaishengchangtebiewangshenghuozheshishifeiliangbugoudaozhidequefeimaitianshihuangmaichanshengdeyidayuanyin,xiaomaiduihuafeidexuqiuliangbuzudeqingkuangxiahuidaozhibianhuang,tangruochuxianzheyangdexianxiangtongguoshifeijiaoshui,danhuanongduyiquebaoxiaomaifanqinghezhengchangdeshengchang。gengduozixun:中國糧油儀器網 http://www.98fo.cn/
jinzhenchongweihaichunjizhuyaoyiyouchongyaoshixiaomaijingganjibu,beihaibuchangbuquanyaoduan,qieduankoubuqi,changzaochengxiaomaidishangbufenxinyebianhuangweinian,yanzhongdejinggankusi,zaochengquemiaoduanlong。yibannianfen4月上中旬為為害盛期,也是防治最佳時期。如發現斷苗或幼蟲入土,用50%辛硫磷乳油500倍液,或48%樂斯本乳油500倍液灌根,灌根的工具采用去掉噴頭的噴霧器,順著麥壟灌根。隔8~10天灌1次,連續灌2~3次。
根腐病引起的黃苗:主要表現為病苗矮小、黃弱,葉鞘變褐,生長不良,嚴重的可萎黃枯死。防治時可用70%甲基托布津可濕性粉劑800倍順壟灌根。
密度過大發黃:播種不均勻或播量過多,使麥田群體密度太大,也會導致小麥發黃。
duiyudongqianxiaomaishengchangtebiewangshenghuozheshishifeiliangbugoudaozhidequefeimaitianshihuangmaichanshengdeyidayuanyin,xiaomaiduihuafeidexuqiuliangbuzudeqingkuangxiahuidaozhibianhuang,tangruochuxianzheyangdexianxiangtongguoshifeijiaoshui,danhuanongduyiquebaoxiaomaifanqinghezhengchangdeshengchang。gengduozixun:中國糧油儀器網 http://www.98fo.cn/
【中國糧油儀器網】部(bu)分(fen)文(wen)章(zhang)轉(zhuan)載(zai)自(zi)其(qi)它(ta)媒(mei)體(ti),轉(zhuan)載(zai)目(mu)的(de)在(zai)於(yu)傳(chuan)遞(di)更(geng)多(duo)信(xin)息(xi),並(bing)不(bu)代(dai)表(biao)本(ben)網(wang)讚(zan)同(tong)其(qi)觀(guan)點(dian)和(he)對(dui)其(qi)真(zhen)實(shi)性(xing)負(fu)責(ze),且(qie)不(bu)承(cheng)擔(dan)此(ci)類(lei)作(zuo)品(pin)侵(qin)權(quan)行(xing)為(wei)的(de)直(zhi)接(jie)責(ze)任(ren)及(ji)連(lian)帶(dai)責(ze)任(ren)。如(ru)其(qi)他(ta)媒(mei)體(ti)、網站或個人從本網下載使用,自負版權等法律責任。如涉及作品內容、版權和其它問題,請在30日內與本網聯係。
上一篇:完善食品安全管理製度的重要性
下一篇:高粱粉末顆粒直鏈澱粉含量的測定

最近更新儀器
推薦儀器
相關新聞
熱門產品


