二防治措施:1、及時摘除病葉,病果,為避免摘除時傳播病菌,用塑料小袋套上再摘,連袋帶出田間集中銷毀。2、加強田間管理,合理密植,注意通風透光,該病在空氣相對濕度大時易於發病,所以要避免田間積水。3、定植後發現零星病葉就要及時防治,可用的藥劑有: 50%速克靈可濕性粉劑1500~2000倍液,或50%撲海因可濕性粉劑、50%農利靈可濕性粉劑1000~7500倍液、50%撲海因可濕性粉劑1000倍液加90%三乙磷酸鋁(乙磷鋁)可濕性粉劑800倍液、45%持克多懸浮劑4000倍液、50%混殺疏懸浮劑600倍液或用甲黴靈或50%多黴靈可濕性粉劑900倍液等。
一、症狀:菜豆莖、葉、花及莢均可染病。染病後先在根頸部向上11~15limichuxianchuwenban,zhouyuanshenhese,zhongbudanzongsehuoqianhuangse,ganzaocunbingbanbiaopipoliexingchengxianweizhuang,shidudashishangshenghuisemeiceng。youshibingjuncongjingmanfenzhichuqinru,zhibingbuxingchengaoxianshuijinban,houweinian。miaoqiziyeshouhai,chengshuijinzhuangbianruanxiachui,houyeyuanchangchubaihuimeiceng,jibingjunfenshengbaozigenghefenshengbaozi。yepianranbing,xingchengjiaodadelunwenban,houqiyipolie。jiaguoranbingxianqinranbailuodehua,houkuozhandaojiaguo,bingbanchudanhezhihesehouruanfu,biaomianshenghuimei。
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