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莲藕常见病虫害的防治

发布日期: 2017-08-16 02:22

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er、lianouheibanbingchuqichengzhenjianzhuanghuanghesexiaobandian,houqiquanyebumanbingbanyoulunwen,zhishibanyehuoquanyeganku。fangzhi: zengshilinjiafei,bimianpianshidanfei。dongjitianjianchediqingchubingcanyebingjizhongshaohui。fabingchuqizhaichubingyebingpenyaofangzhi。changyong70%jiatuo1000beiyehuo65%daisenxin600beiye。huo1∶1∶166-200beiboerduoye,meige10tianpenyici,gongfang2-3ci。

san、lianoubingdubingshouhaihoudeheyejidixiagenjingshangjunkebiaoxianzhengzhuang,yepianshangchanshengdaxingduojiaoxingzhibuzhengqixingdanhesekuban。genjingbiaopichanshenganhesetanjutiaoban。fangzhi: xuanyongkangbingpinzhong,jishifangzhiyachong。fabingchuqipen1.5%zhibinglingruji1000beiye。

si、heyekuweibingshouhaiheyejiaohuang、kuwei,yingxianglianoushengzhang,zaochengjianchan。fangzhi: baochioutianqingjie,fangzhiyouwuwuranoutian。wushui,feizaoshuiyehuidaozhiheyekuweisiwang。lianouduichucaojishifenmingan。outianjuebunengshiyongchucaoji。

wu、changjianhaichongyouyachong、xiewenyee,ciedeng。weihailiyehehualei。keyong90%dibaichong800-1000beiyehuo40%leguo2000beiyepensa。shuiqushunxilianougen、jing、yedezhiye。daozhiheyefahuang,yidanfaxian,keshishihuiqusha,muyongliang10-15gongjin。

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