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、葉(ye)脈(mai)皺(zhou)縮(suo)凸(tu)出(chu)等(deng)不(bu)良(liang)症(zheng)狀(zhuang)。該(gai)棚(peng)主(zhu)懷(huai)疑(yi),這(zhe)像(xiang)是(shi)點(dian)花(hua)時(shi)不(bu)小(xiao)心(xin)滴(di)上(shang)點(dian)花(hua)藥(yao)導(dao)致(zhi)的(de)激(ji)素(su)中(zhong)毒(du),但(dan)又(you)好(hao)像(xiang)是(shi)茶(cha)黃(huang)葉(ye)蟎(man)為(wei)害(hai),同(tong)時(shi)又(you)不(bu)能(neng)排(pai)除(chu)是(shi)病(bing)毒(du)病(bing)的(de)表(biao)現(xian)症(zheng)狀(zhuang),這(zhe)到(dao)底(di)是(shi)咋(za)回(hui)事(shi)呢(ne)?
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、huaisibandianxinghedaxinglundianxingsanzhong,danyekenenghuifashengjueyebingdu。yinci,jianyigaicainonganzhaofangzhibingdubingpeifanglaifangzhigaibinghai。lingwai,zaigaiqiezidapengneihaifaxianyouhuayebingdubing。weiqingchuhuojianshaobingdubingyuan,jianyizuihaobachubingzhujizhongxiaohui。tongshizhengpengpensabingduA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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