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谨防瓜绢螟为害大棚黄瓜

发布日期: 2017-05-05 21:19

yanxia,dapenghuangguazhengchuyudingzhiheshengzhangqianqi,youbushaocainongfanyingtamenzhongzhidehuangguaguajuanmingweihaiyanzhong。

guajuanmingyouchongzhuyaoweihaihuangguayepianheguoshi,chulingyouchongzaiyezibeimianqushiyerou,zaochengyepianquekehuochuankong,yanzhongshijinliuxiayemai。yekeweihaiguatiao,zhuruguaneihuojingbu,youchongzhuguochengkong,jiangdishangpinjiazhi,huozaochengguofu,bunengshiyong。

guajuanmingyoujiaoguayeming、guaming,chuweihaihuangguawai,haiweihaisigua、kugua、xigua、xianggua。suizhesheshinongyedexunmengfazhan,guajuanmingzhujianyouyizhongciyaohaichongkaishishangshengweizhuyaohaichong。jiuqiyuanyin,zheiyujinjinianbeifangzaipeijiegouyoujiaodaguanxi,qiujihedongjipengneizuowuchengweiguajuanmingdezhuyaojizhu。

dg真人游戏jutieryan,pengneiguajuanmingfashengzhuyaoyouyixiajifangmiandeyuanyin:

dg真人游戏1.chengchongxiangdapengneizhuanyi。jiushiyuedingzhidehuanggua,cainongweifangzhishineihuangguatuzhang,dapengzhouyebuguanbi,yudaoxiayu,zeguajuanmingchengchongyoulutiandixiangbaohudiqianyi,zaochengdapengneiguajuanmingchanluanliangjiaopengwaigao,jiashangpengneihuanjingbuliyutiandishengcun,pengneitiandishuliangjiaopengwaishao,zaochengdapengneiguajuanmingfashengliangda,weihaizhong。

2.dapengneiwen、shidutiaojianshiyifasheng。chunjiyouyupengshidebaohuzuoyong,pengneiwendujiaopengwaigao,youliyuguajuanmingyuhua,shiguajuanmingdefashengshijiantiqian,dongjiyoujiangguajuanmingdefashengshijianyanzhang,jiashangpengneiturangshidushiyi,youliyuguajuanmingdeyouchonghuayongheyongdechenghuo,zengjialechongkoujishu,zaochengdapengneihaichongfashengliangjiaoda。

dg真人游戏3.shiliaochongzu。youyudapengneiturangfuhanyoujizhi,guanlijingxi,shucaizhangshihao,shiliaochongzu,zhongzhibijiaomiji,yinbixingjiaohao,tebieshiyiyuguajuanmingshengzhangfayu。

fangzhifangfa:

guajuanmingdefangzhiyaoyinongyefangzhiweizhu,fuyihuaxuefangzhi,nongyaoyishiyongdidu、dicanliunongyaoheshengwunongyaoweizhu。

dg真人游戏1.nongyefangzhi。jiehefangzhibaifenbing、shuangmeibing,jishiquchuxiabulaoye、bingye,keyizengjiafangxiaoheshasilaoyeneidechongyong;jiaqiangtianyuandeqingjiegongzuo,chanchupengshizhouweidezacao,caishouwanbiyihou,guamanjishiqinglichupengshenmai,jiangdiyongliang;shixinglunzuo,zuodaogualeishucaibuliancha;zaiyidingfanweinei,dujuejizhuzuowu,zhanduanshiwulian,keyishidangjiangdifashengliang;zaihuangguazhengzhidiaomanshi,kerengongbuzhuodalingyouchong,zhijiejiangdichongkoujishu。

2.huaxuefangzhi。zaiyouchong1-3lingshishiyongyixieshengwunongyaofangzhixiaoguojiaohao。yaojikexuanyong1.2%yanjian·kucanjianruyou800-1500beiye、0.5%lilujian1000-1200beiyehuo2%awei·suyunjunkeshixingfenji2000-3000beiyedeng。

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