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植物药害的发生原因及救治方法

   2014-12-05 972
核心提示:植物药害是指因用药不当对园林植物造成的伤害,药害可分为急性药害和慢性药害。急性药害指的是用药几小时或几天内,叶片很快出现斑点、失绿、黄化等;果实变褐,表面出现药斑等。慢性药害是指用药后,药害现象出现相对缓慢,如植株矮化、生长发育受阻、开花结果延迟等。现将植物药害发生的原因及救治方法整理如下。

zhiwuyaohaishizhiyinyongyaobudangduiyuanlinzhiwuzaochengdeshanghai,yaohaikefenweijixingyaohaihemanxingyaohai。jixingyaohaizhideshiyongyaojixiaoshihuojitiannei,yepianhenkuaichuxianbandian、shilv、huanghuadeng;guoshibianhe,biaomianchuxianyaoban;genxifayubulianghuoxingchengheigen、jiguagendeng。manxingyaohaishizhiyongyaohou,yaohaixianxiangchuxianxiangduihuanman,ruzhizhuaihua、shengzhangfayushouzu、kaihuajieguoyanchideng。xianjiangzhiwuyaohaifashengdeyuanyinjijiuzhifangfazhengliruxia。

 

yi、zhiwuyaohaidefashengyuanyin:

1、yaojizhongleixuanzebudang。ruboerduoyehantonglizinongdujiao gao,duoyongyumubenzhiwu,caobenhuahuiyouyuzuzhiyounen,yichanshengyaohai。shiliuhe jifangzhibaifenbingxiaoguopojia,danyouyuqijuyoufushixingjiqiangjianxing,yongyuguayeju dengcaobenhuahuishiyichanshengyaohai。   

 

2、bufenhuahuiduimouxienongyaopinzhongguomin。youxiehuahuixingzhiteshu,jishizaizheng changshiyongqingkuangxia,yeyichanshengyaohai。rubitao、shoutao、yinghuadengduididiweimingan, tao、meileiduileguomingan,tao、lileiduiboerduoyemingandeng。

  

3、zaihuahuiminganqiyongyao。gezhonghuahuidekaihuaqishiduinongyaozuimingandeshiqi zhiyi,yongyaoyaoshenzhong。

  

4、gaowen、wuzhongjixiangduishidujiaogaoshiyichanshengyaohai。wendugaoshi,zhiwuxi shouyaojijizhengtengjiaokuai,shiyaojihenkuaizaiyejian、yeyuanjizhongguoduoerchanshengyaohai; wuzhong、shidudashi,yaodifenbubujunyunyeyichuxianyaohai。

  

5、nongduguogao、yongliangguoda。weikefubingchonghaizhikangxingdengyuanyinersuiyijiada nongdu、yongliang,yichanshengyaohai。

 

er、zhiwuyaohaidejiuzhifangfa:  

1、genjuyongyaofangshirugenshihuoyependebutong,fenbiecaiyongqingshuichonggenhuoyemian linxidebanfa,quchucanliuduwu。  

 

2、jiaqiangfeishuiguanli,shizhijinkuaihuifujiankang,xiaochuhuojianqingyaohaizaochengdeyingxiang。

 
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