10月18日,筆者應邀前往孫家集街辦鮑家樓村一茄子棚內發現,該棚茄子有零星植株表現茄子葉片畸形、yemaizhousuotuchudengbuliangzhengzhuang。gaipengzhuhuaiyi,zhexiangshidianhuashibuxiaoxindishangdianhuayaodaozhidejisuzhongdu,danyouhaoxiangshichahuangyemanweihai,tongshiyoubunengpaichushibingdubingdebiaoxianzhengzhuang,zhedaodishizahuishine?
jingxianchangguanchahezhuanjiajiancehouzhenduanzhezhongqingkuangshijueyebingdubing。shouxianpaichujisuzhongdu,jugaicainongjieshao,qidianhuayaozhongchanyouhuangsesu,ruguoyoudianhuayaodiluodaoyepianshang,yepianbiaomianyinggaiyouhuangseyaoyehenji。danbizhezaipengneiguancha,yepianmeiyouyidianyoudianhuayaodehenji。tongguofangdajingguancha,jixingyepianzhengfanliangmianjunwuchahuangyeman;再說茶黃葉蟎為害後的葉片除了表現畸形外,葉片表麵發白色;因此也可以斷定不是茶黃葉蟎為害症狀。通過以上分析,確定該畸形葉片為蕨葉病毒。雖然茄子上常見的病毒是花葉型、壞(huai)死(si)斑(ban)點(dian)型(xing)和(he)大(da)型(xing)輪(lun)點(dian)型(xing)三(san)種(zhong),但(dan)也(ye)可(ke)能(neng)會(hui)發(fa)生(sheng)蕨(jue)葉(ye)病(bing)毒(du)。因(yin)此(ci),建(jian)議(yi)該(gai)菜(cai)農(nong)按(an)照(zhao)防(fang)治(zhi)病(bing)毒(du)病(bing)配(pei)方(fang)來(lai)防(fang)治(zhi)該(gai)病(bing)害(hai)。另(ling)外(wai),在(zai)該(gai)茄(qie)子(zi)大(da)棚(peng)內(nei)還(hai)發(fa)現(xian)有(you)花(hua)葉(ye)病(bing)毒(du)病(bing)。為(wei)清(qing)除(chu)或(huo)減(jian)少(shao)病(bing)毒(du)病(bing)源(yuan),建(jian)議(yi)最(zui)好(hao)拔(ba)出(chu)病(bing)株(zhu)集(ji)中(zhong)銷(xiao)毀(hui)。同(tong)時(shi)整(zheng)棚(peng)噴(pen)灑(sa)病(bing)毒(du)A等藥劑加豐收一號或碩豐481。
二、空心茄、小老茄
據筆者調查,最近壽光市孫家集街道辦部分地區棚室茄子生產出現空心茄、xiaolaoqiexianxiang。shengchanzhongqiezizhengchangdeyouguoyinggaishilvzise,suizheqiguoshidepengdaerzhujianbianzi,erzhekongxinguozebiaoxianguoseanziwuguangze,guoshishengchangdaoyidingdaxiaojiubuzaipengda,bingqiexingchengzhongkong。baikaihoufaxianqizhongzimeinengzhengchangfayu,zhongxinguorouzuzhiyetingzhishengchang,suoyibiaoxianchukongxinguo,xingchengxiaolaoqie。
其發生原因就是前期營養生長過盛,再加上10月1日前後的連陰天導致茄子花及子房等器官發育不良;另外可能還與硼元素缺乏有關係。因此,建議菜農朋友合理控製茄子植株長勢,並且及時補充硼肥,並結合噴施豐收一號促進花、幼果等正常生長。
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