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牡丹疫病的症状及防治方法

   2014-11-13 613
核心提示:牡丹兼有观赏与药用双重价值,在我国栽培种植十分广泛。牡丹常受到疫病等病害的危害,影响牡丹的生产品质和生产效率。下面我们就来了解牡丹疫病的症状、发病原因及防治的方法吧。

mudanjianyouguanshangyuyaoyongshuangzhongjiazhi,zaiwoguozaipeizhongzhishifenguangfan。mudanchangshoudaoyibingdengbinghaideweihai,yingxiangmudandeshengchanpinzhiheshengchanxiaolv。xiamianwomenjiulailejiemudanyibingdezhengzhuang、fabingyuanyinjifangzhidefangfaba。 

    

mudanyibingdezhengzhuang:zhuyaoweihaijing、ye、ya。jingburanbingchushengzhangtiaoxingshuizizhuangkuiyangban,houbianweizhangdashulimideheiseban,bingbanzhongyangheise,xiangbianyuanyansejianqian。jindimianyoujingranbing,zhenggezhitiaobianheikusi。bingjunqinrangenjingbushi,chuxianjingfu。yepianranbingduofashengzaixiabuyepian,chuchenganlvseshuizizhuang,houbianheihese,yepianchuiwei。gaibingzhengzhuangyuhuimeibingxiangjin,danyibingyiheiheseweizhu,lvechengpigezhuang,yibankanbudaomeiceng,erhuimeibingchenghuihese,zhangyouhuisemeiceng。

    

mudanyibingdefashengguilv:bingjunyiluanbaozi、houyuanbaozijijunsitisuibingcantiliuzaituzhongyuedong,yinianmudanshengzhangqiyuyoudayuzhihou,jiunengchuxianyigeqinranjifabinggaofeng。lianyinyuduojiangshuiliangdadenianfenyifabing,yuhougaowenhuoshiqizhiliufabingzhong。

   

mudanyibingdefangzhifangfa:

    

1、nongyefangzhi。xuanzegaozaodikuaihuoqilongzaipei,fangzhijingjibuyanshui,shidujiaoshui,zhuyipaiguanjiehe;peifangshifei,zengshilinjiafei,tigaozhizhukangbingli;tianjianfaxianbingzhujishibachu,shouhuohouqingchubingcanzuzhi,jianshaolainianjunyuan。 

    

2、药剂防治。发现病株及时拔除,病穴用生石灰或43%甲醛或70%敌克松可湿性粉剂500倍液消毒。发病初期及时喷洒25%甲霜灵可湿性粉剂200倍液或58%甲霜灵·锰锌可湿性粉剂400倍液、64%杀毒矾可湿性粉剂500倍液、72%杜邦克露可湿性粉剂600-700倍液、69%安克锰锌可湿性粉剂900-1000倍液。

 
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