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紫甘蓝根朽病的防治

特征描述及防治方法

  GENXIUBINGWEIZIGANLANZHONGYAOBINGHAI,FENBUJIAOGUANG,FASHENGPUBIAN,BAOHUDI、LUDIZHONGZHIJUNYOULINGXINGFABING。YIBANBINGZHUZHAN5%——10%,YANZHONGDIKUAIKEDA20%YISHANG,MINGXIANYINGXIANGZIGANLANSHENGCHAN。CIBINGHAIWEIHAIDUOZHONGQITASHIZIHUAKESHUCAI。

  【ZHENGZHUANG】CIBINGZAIYOUMIAOQI、CHENGZHUQIJUNKEFASHENG,YIMIAOQIFABINGWEIHAIZHONG。MIAOQIFABING,ZIYE、ZHENYEHEYOUJINGSHANGCHANSHENGYUANXINGZHITUOYUANXINGBAN,CHUQIANHESE,HOUBIANCHENGHUIBAISE,QISHANGCHANSHENGXUDUOHUIHESEKELIDIAN,ZHONGBINGMIAOHENKUAISIWANG。QINGBINGMIAOYIZAIHOUBINGHAIYANJINGJISHANGXIAFAZHANMANYAN,XINGCHENGZHANGTIAOZHUANGHUIHEZHIANHESEBINGBAN,SUIBINGQINGFAZHAN,BINGJINGHEBINGGENPICENGFUXIU,LUCHUMUZHIBU,ZHIZHIZHUWEIYANSIWANG,HOUQIZAIBINGBUCHANSHENGXUDUOHUIHESEXIAOLIDIAN,JIBINGJUNFENSHENGBAOZIQI。CHENGZHUFABING,DUOZAILAOYEHECHENGSHUYEPIANSHANGFASHENG,XINGCHENGBUGUIZEHUAISIBANKUAI,HUAGENGHEZHONGJIASHOUHAIHOUZHENGZHUANGYUJINGSHANGXIANGSI,HOUQIZAIBINGBUJUNCHANSHENGHUIHESEKELIZHUANGXIAODIAN,ZONGPOUGEN、JINGKEJIANWEIGUANSHUBIANHE。ZHUZANGQIFABING,SHIYEQIUGANFU。

  【BINGYIN】 BINGJUNYIFENSHENGBAOZIQIHEJUNSITIZAIBINGCANTISHANGYUEDONG,ZHONGZIDEZHONGPIYEKEDAIJUN。BINGJUNHAIKEZAITURANGNEI、FEILIAOZHONGHUOYESHENGJIZHUSHANGYUEDONG,ZAITUZHONGKECUNHUO3NIAN。TIANJIANYIFENSHENGBAOZIJIEFENGYU、JIAOSHUI、SHIFEIJIKUNCHONGCHUANBO,YOUZHIZHUQIKONG、PIKONGHUOSHANGKOUQINRU。ZHONGZIDAIJUN,BINGJUNKEZHIJIEQINHAIYOUMIAOZIYEHEYOUJING,FABINGHOUFENSHENGBAOZIKEZHONGFUQINRANSHIBINGHAIMANYAN。GAOWENGAOSHILIYUFABING。CHAOSHI、DUOYU,YOUQISHIYUHOUGAOWENYIYINQIFABING。YUMIAOQIYURIDUO、YULIANGDA,TIANJIANGAOSHI,BINGHAIFASHENGYANZHONG。CIWAI,BOZHONGGUOMI,GUODUOJIAOSHUI,DIMIANGUOSHI,TIANJIANGUANLIBULIANG,ZHIZHUSHENGZHANGSHUAIRUODENGJUNYIYOUFACIBING。

  【FANGZHIFANGFA】CIBINGZAIYOUMIAOQI、CHENGZHUQIJUNKEFASHENG,YIMIAOQIFABINGWEIHAIZHONG。MIAOQIFABING,ZIYE、ZHENYEHEYOUJINGSHANGCHANSHENGYUANXINGZHITUOYUANXINGBAN,CHUQIANHESE,HOUBIANCHENGHUIBAISE,QISHANGCHANSHENGXUDUOHUIHESEKELIDIAN,ZHONGBINGMIAOHENKUAISIWANG。QINGBINGMIAOYIZAIHOUBINGHAIYANJINGJISHANGXIAFAZHANMANYAN,XINGCHENGZHANGTIAOZHUANGHUIHEZHIANHESEBINGBAN,SUIBINGQINGFAZHAN,BINGJINGHEBINGGENPICENGFUXIU,LUCHUMUZHIBU,ZHIZHIZHUWEINIANSIWANG,HOUQIZAIBINGBUCHANSHENGXUDUOHUIHESEXIAOLIDIAN。CHENGZHUFABING,DUOZAILAOYEHECHENGSHUYEPIANSHANGFASHENG,XINGCHENGBUGUIZEHUAISIBANKUAI,HUAGENGHEZHONGJIASHOUHAIHOUZHENGZHUANGYUJINGSHANGXIANGSI,HOUQIZAIBINGBUJUNCHANSHENGHUIHESEKELIZHUANGXIAODIAN,ZONGPOUGEN、JINGKEJIANWEIGUANSHUBIANHE。ZHUZANGQIFABING,SHIYEHUAIGANFU。ZAIGAIBINGDEFABINGCHUQI,KEXUANYONG50%YIJUNNIAOKESHIXINGFENJI1200BEIYE,HUO70%JIAJILIUJUNLINGKESHIXINGFENJI600BEIYE、40%DUO·LIUXUANFUJI400BEIYE、50%DIJUNDANKESHIXINGFENJI800BEIYE、45%SAIJUNLINGXUANFUJI1000BEIYE、80%DAISENMENGXINKESHIXINGFENJI600BEIYEPENWUFANGZHI,7-10TIANFANGZHI1CI,LIANXUFANGZHI2-3CI。

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