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红掌叶斑病的有效防治方法

   2014-12-19 884
核心提示:红掌叶斑病主要有细菌感染形成,此病危害极为严重,据记载20世纪90年代,红掌叶斑病差点毁了整个夏威夷地区的红掌花卉产业。因此红掌养殖人员一定要注意红掌叶斑病的预防和治疗,以免造成不必要的损失。本文将为你详细介绍红掌叶斑病的防治方法。

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hongzhangyebanbingzhuyaotongguojing、yeshangdeshangkou,huozhetongguozhizhushangqikong、yeyuantushuikongqiangzhijinruzhiwutinei。shuifenshibingjunchuanboheqinrudezhuyaomeijie。qinruyepianbiaomianxuyao20fenzhongyishang,zhuyaoqinranyidingfayujieduanjiaoyounendezuzhi(qikongxingchengduo,kaifangxing,zhongxida)。binghaichulejingyoubingzhudejiechuhuozhizhubiaomiandaijunshuidiluozhizhubiaomiandechuanbowai,gongzuorenyuanshouwurandeshuangshou、yifu、caihuaqieyedegongju、feijiandeyushui、wurandeguangaishui、daijundejiezhiyijidaibingjundexiezi、chelundengdoushichuanbodetujing。

   

youxiaofangzhihongzhangyebanbingdefangfa:

     

1、jiaqiangyufang,fangzhibingjunjinruyuanqu,zhuyaozhuyiyixiasigefangmian

yishiyaoqiuzhongzhiqingjiewubingjundezupeijiankangzhongmiao。zaixuanzeyinjinguoneiwaidehongzhangzhongmiaoshi,yidingyaoxuanzeyouweishengjianyizhengmingdezhengguizhongmiaoshengchanshangshengchandejiankangzhongmiao。

ershiyaozaishengchanqumenkoufangzhixiaoduchi,meitiantianjiaxiaoduye,jinchuwenshiderenyuandoubixuduixiezijinxingxiaodu。jinruwenshiderenyuanbixuchuankeyiyonglaixiaodudebaidagua,bingdingqigenghuanhexiaodu。jinliangjianshaoshengchanqurenyuandegenghuanyuliudong。

sanshiyaojianshaoshengchanquneizuoyegongjudeliudong,fangzhibingqugongjudaijinyuanqu。caihuaqieyedaojufenqushiyong,zuodaodingqixiaodu。

sishibimiansuiyicongwaijiedairuhongzhangshengchanqugaibinghaidejizhuzhiwu(rutiannanxingkedezhiwu)。

   

2、quanmianzonghefangzhi,fangzhibingjunzaiquneichuanbomanyan。ruguobinghaiyijingzaiyuanquneifasheng,fangzhibingjunzaiyuanquneichuanbo,yaozuohaoyixiajifangmiandegongzuo:

   

yishiyaojiaqiangshengchanqudeweishengcuoshi,qianmiansuotidaodeweishengcuoshirengshishifenzhongyaode。

   

ershiyaodingshipaicha,jinzaoquchubeiganrandeyepian(yebuqinrande),bingbatazhuangrumibidesuliaodaizhongdaichuyuanquxiaohui。huozhengzhubachu(xitongqinrande),linjindezhizhujijizhiyeyaoquchu。suoyoucaozuodoubixushixianjinqingjiequhoujinwuranqu。churuwenshi,bixuyongxiaoduye(keyong85%dejiujing)xishou。

   

sanshiweifangzhibinghaitongguoqiehua、qieyezaizhizhujianchuanbo,daojuyingzaimeicishiyonghouxiaodu,jimeicishiyongmeicixiaodu,xiaodukeyiyong85%dejiujing。zuihaozhishaoshiyongliangbayishangdedaozi,zheiyangdangshiyongyigedeshihou,lingyigekefangjinxiaoduyezhongjinxingxiaodu。

   

sishijinkenengliyongqiadangdehuanjingtiaojianshizhizhubaochiganzao,jinkenengdujuezhizhudetushuixianxiang。

   

wushizaishifeishangyingjinkenengjiangdiqizhongdeantaidanhexiaotaidanshuiping,quchuyuanyoufeiliaopeifangzhongdeantaidan,jiayuansubaochiyuanlaiyaoqiudeshuiping。

   

liushiyingdangjinliangbimianbuliangdehuanjingtiaojianjipiangaodewendu,xijunfanzhilixiangdewenduzai30℃zuoyou,jiaogaodewenduxiaxijunxingbinghaifazhansudugengkuai。

   

    七是要合理使用农药。在上述防治方法同时,要配合科学合理的施用农药。可选用浓度为72%的硫酸链霉素4000倍、新植霉素5000倍、10%的溃枯宁可湿性粉剂1000~1300倍、20%的噻枯唑可湿性粉剂1000~1200倍轮换使用,防止病原菌产生抗性,每周喷一次。由于铜制剂对红掌植株有毒害作用,50%的琥胶肥酸铜可湿性粉剂500~800倍、加瑞农可湿性粉剂500~800倍等铜制剂农药要慎重选择使用。
 
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