tianguabingdubingfabingzhengzhuang,wangwangxianjubufabing,yepianshouhai,biaoxianyemaituilv,yibannenyexianbiaoxianzhengzhuang,youshizaidingduandeyepianshangchuxianduogexiangzhengmiantuqideshenlvsebingban,yepianzhousuo,juanqu、葉(ye)色(se)深(shen)淺(qian)不(bu)一(yi),呈(cheng)斑(ban)駁(bo)花(hua)葉(ye)症(zheng)。果(guo)實(shi)受(shou)害(hai),先(xian)在(zai)瓜(gua)表(biao)麵(mian)出(chu)現(xian)許(xu)多(duo)近(jin)圓(yuan)形(xing)或(huo)不(bu)規(gui)則(ze)水(shui)漬(zi)狀(zhuang)小(xiao)斑(ban)點(dian),後(hou)病(bing)斑(ban)變(bian)成(cheng)淺(qian)褐(he)色(se),斑(ban)點(dian)處(chu)凹(ao)陷(xian),削(xue)去(qu)瓜(gua)皮(pi)可(ke)見(jian)與(yu)斑(ban)點(dian)對(dui)應(ying)處(chu)的(de)瓜(gua)肉(rou)木(mu)質(zhi)化(hua),呈(cheng)褐(he)色(se)壞(huai)死(si)狀(zhuang),整(zheng)個(ge)瓜(gua)僵(jiang)硬(ying),失(shi)去(qu)食(shi)用(yong)價(jia)值(zhi)。
解除甜瓜激素中毒可及時噴施3000倍液天然芸薹素內酯—碩豐481或細胞分裂2-3次,能夠緩解激素中毒造成的危害。
fangzhitianguabingdubingzhuyaoyingcongyuantoushangkongzhifabing。xiajiyingxuankangrehekangbingdudetianguapinzhong。zaidapengtongfengkoufugaifangchongwang,fangzhichuandukunchongjinru。yaojifangzhikeyong50%氯溴異氰尿酸可溶性粉劑或20%病毒A嗎啉胍·乙酸銅可濕性粉劑500倍液噴霧或克毒保(烯.羧.嗎啉胍)1000倍液上噴下灌,並注意輪換用藥。
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