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莲藕常见病害的发生与防治

发布日期: 2017-01-18 13:49

yi、lianouhebanbing: shilianouchangjiandeyizhongyebubinghai,zaiyepianshangchanshengdanhesebingban,shibingyejubuganku。

fangzhifangfa: helimizhi,quebaooutiantongfengtouguang;shidangzengshilin、jiafei,tigaozhizhukangbingxing;jishiqingchubingzhucanti,fangzhibinghaichuanbomanyan。fabingchuqi,jishiyong25%duojunling600beiyehuo75%baijunqing1000beiyepenwu。

dg真人游戏er、lianouheibanbing: youjiaohewenbing,jinfashengzaiyepianshang,yanzhongshibingbanhuihe,yepiankuhuang。

fangzhifangfa: dongjiqingchutianjianbingzhucanye,bingjizhongshaohui。fabingchuqijishizhaichubingye,bingyong70%jiajituobujin1000beiye、65%daisenxin600beiyehuo1:1:160~200boerduoyepenwufangzhi,yibanmeige10~15tianpenyici,lianpen2~3ci。

san、lianoufubaibing: youjiaokuweibing,zhuyaoweihaidixiajing,dishangbufenyepianyekefabing。fabingyanzhongshi,quantianchenghuoshaozhuang。

dg真人游戏fangzhifangfa: (1)nongyefangzhi。helilunzuoshimuqianfangzhicibingzuiyouxiaodefangfa,lunzuozhouqiyibanwei2~3nian。zhuyicongwubingoutianxuanzejianzhuzuozhongou,fangzhidaijunchuanbing。helishifei,bupianshidanfei,zengqiangzhizhukangbingxing。(2)yaojifangzhi。zhongzhiqian,yong70%jiajituobujin1000beiyehuo75%baijunqing800beiyepenwumenzhong,gainongmomibi24xiaoshi,liangganhouzhongzhi。fabingchuqi,yong75%baijunqing0.5qianke,jianitu30qianke,banyunhousaruqianshuitiannei,huoyong50%duojunlingkeshixingfenji600~800beiye、50%tuobujinkeshixingfenji800~1000beiye,meige7~10tianpenyici,lianpen2~3ci,junyouyidingxiaoguo。

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