番(fan)茄(qie)感(gan)染(ran)黃(huang)化(hua)曲(qu)葉(ye)病(bing)毒(du)病(bing)後(hou)突(tu)出(chu)症(zheng)狀(zhuang)為(wei)生(sheng)長(chang)點(dian)黃(huang)化(hua),植(zhi)株(zhu)明(ming)顯(xian)矮(ai)化(hua),葉(ye)片(pian)變(bian)小(xiao)並(bing)向(xiang)上(shang)卷(juan)曲(qu),葉(ye)片(pian)邊(bian)緣(yuan)變(bian)黃(huang),坐(zuo)果(guo)期(qi)影(ying)響(xiang)坐(zuo)果(guo)及(ji)果(guo)實(shi)膨(peng)大(da)和(he)轉(zhuan)色(se),嚴(yan)重(zhong)時(shi)會(hui)造(zao)成(cheng)絕(jue)收(shou)。近(jin)兩(liang)年(nian)來(lai)黃(huang)化(hua)曲(qu)葉(ye)病(bing)毒(du)病(bing)在(zai)我(wo)省(sheng)發(fa)生(sheng)嚴(yan)重(zhong),成(cheng)為(wei)越(yue)夏(xia)和(he)秋(qiu)延(yan)後(hou)茬(cha)口(kou)番(fan)茄(qie)最(zui)主(zhu)要(yao)的(de)病(bing)害(hai)之(zhi)一(yi)。
在目前的研究水平下,番茄感染黃化曲葉病毒病後很難治療,因此,應對黃化曲葉病毒病最主要的是做好預防工作。白粉虱、yachongdengmeijiekunchongshihuanghuaquyebingdubingzuizhuyaodechuanbotujing,suoyizuohaobaifenshidefangzhigongzuoshiyufanghuanghuaquyebingdubingdezhongzhongzhizhong。lingrendanyoudeshi,xuduononghubingbuzhongshizaoqidefangzhi,zongrenweibaifenshishuliangbuduojiubuyongfangzhi,shubuzhibaifenshideshuliangshichengbaozhashidezengchang,dangchengchongdaliangchuxianhouzaijinxingyaojifangzhishixiangdangkunnande。
zaifangzhibaifenshidetongshi,xuanyongkanghuanghuaquyebingdubingdefanqiepinzhongyeshiguanjian。suiranshimianshangwomenkeyimaidaoduihuanghuaquyebingdubingjuyoukangxingshenzhishigaokangxingdefanqiepinzhong,danwomenhaimeiyouzhaodaoduihuanghuaquyebingdubingmianyidepinzhong,qianwanbuyaorenweizhongzhideshikangbingdupinzhongjiugaozhenwuyoule。erqiebingduhekangxingpinzhongzhijianyecunzaiyizhongxietongjinhuadeguanxi,kangxingpinzhongzaizhongzhijinianyihouyehuimianlinzhekangxingsangshidefengxian,yinciwulunwomenzhongzhidefanqiepinzhongshifouduihuanghuaquyebingdubingjuyoukangxing,doubunenghushiduihuanghuaquyebingdubingdeyufanggongzuo,youqishibaifenshidengmeijiekunchongdefangzhigongzuo。
預防白粉虱等病毒媒介昆蟲,菜農可以在定植前2~3天使用銳勝或阿克泰等強內吸殺蟲劑進行淋灌,持效期可達20天以上,20天之後再噴霧防治1次。同時使用50muyishangdefangchongwangduizhizhuhehaichongjinxingwuligeli,bingzaizhizhushangfangxuanguazhanchongbanjinxingyousha,zheyangkeyijianshaohaichongdeqinhai。fanqieduihuanghuaquyebingdubingdekangxingyuzhizhudechangshiyouzhezhijieguanxi,zaihelishifeidejichushang,shiyongzhiwuneiyuanjisubihujinxingyemianpenwu,muyongliang3~6克,可以提高植株長勢,增強對病毒的抗性。
手機版




