濰(wei)坊(fang)市(shi)昌(chang)樂(le)縣(xian)寶(bao)城(cheng)街(jie)道(dao)埠(bu)頭(tou)村(cun)有(you)不(bu)少(shao)菜(cai)農(nong)種(zhong)植(zhi)了(le)秋(qiu)茬(cha)西(xi)瓜(gua),當(dang)前(qian)秋(qiu)茬(cha)西(xi)瓜(gua)正(zheng)處(chu)於(yu)幼(you)瓜(gua)膨(peng)大(da)期(qi),記(ji)者(zhe)在(zai)該(gai)村(cun)采(cai)訪(fang)時(shi)了(le)解(jie)到(dao),今(jin)年(nian)不(bu)少(shao)秋(qiu)茬(cha)西(xi)瓜(gua)出(chu)現(xian)了(le)莖(jing)蔓(man)劈(pi)裂(lie)的(de)現(xian)象(xiang)。
jizhezaizhaoshifudegongpengzhongkandao,congxiguazhenmuwangshangyizhidaojiesuidiyipianyezhixia,yueyouyigenzhitoudechangduchuxianlejingmanpiliedezhengzhuang,gangfabingshizaizhenmuyujiesuidejiedianshangchuxianjinyuanxingdebingban,yibanchenghongse。erhouxiangshangfazhan,shidecongjiajiediandaodiyipianyezhijiandezheyiduanjingmanbiaopichuxianpilie,houpiliezhujianjiashen,yanzhongdeluchuweiguanshuchengmasizhuang。fabingzhongqibingchuduoshubanyouhongsehupozhuangzhanye。
zheshidianxingdemankubing,eryoudecainongrenweishikuweibing,shiyinweixiguakuweibingdezhengzhuangyumankubingjiweixiangsi。xiguakuweibingfabinghoudejingmanjibubianhe,jingpizonglie,yeyoushuzhizhuangjiaozhiyichu,ganhouchenghongheise,cishiweiguanshuchenghese。daolehouqibingbanpicengboli,muzhibusuilie,genbufulanjinshenghuanghesexianwei。ermankubingdebingjingpouqiehoukejianweiguanshububianse,bingqiezaibingbanshangchanshengdaliangxiaoheilidianjifenmihuposejiaozhiwu,tayukuweibingzuidadequbieshimankubingbulangen。
西(xi)瓜(gua)到(dao)了(le)幼(you)瓜(gua)膨(peng)大(da)期(qi),需(xu)要(yao)大(da)量(liang)的(de)水(shui)分(fen)和(he)營(ying)養(yang),如(ru)果(guo)是(shi)枯(ku)萎(wei)病(bing),那(na)西(xi)瓜(gua)勢(shi)必(bi)會(hui)出(chu)現(xian)萎(wei)蔫(nian)的(de)情(qing)況(kuang),而(er)後(hou)逐(zhu)漸(jian)死(si)亡(wang)。而(er)趙(zhao)師(shi)傅(fu)的(de)棚(peng)裏(li)雖(sui)然(ran)大(da)量(liang)出(chu)現(xian)了(le)這(zhe)樣(yang)的(de)病(bing)狀(zhuang),但(dan)是(shi)沒(mei)有(you)一(yi)棵(ke)萎(wei)蔫(nian)。這(zhe)就(jiu)說(shuo)明(ming)這(zhe)種(zhong)病(bing)害(hai)是(shi)西(xi)瓜(gua)蔓(man)枯(ku)病(bing),而(er)不(bu)是(shi)枯(ku)萎(wei)病(bing)。
因此記者建議趙師傅應及時用藥防治。可交替使用40%百可得900倍液或25%咪鮮胺1500倍液或阿米妙收1500倍液噴霧防治。也可用50%多菌靈或70%甲基托布津加水和成麵糊狀(約20倍)塗抹於發病處。
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