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莲藕常见的病害和其防治方法

发布日期: 2017-11-05 20:08

yi、lianouchangjianbinghaizhengzhuang

1、lianoufubaibing(youjiaoheigenbing): shilianoushengchanshangdediyidabinghai,yibanzaigengzuocengqianheshuiqiandelaooutianjilianzuotianyifabing,yingxiangjieouerjianchan。tashiyououqiujingzhuanglianzhuangjunqinranhousuozhidelianoubinghai,zhuyaoweihaidixiajing,zaochengbianhefulan,dishangbufenweinian,youyudixiajingshouhai,congbingjingchouchudeyepiansezedan,xiancongyeyuankaishifashenghesegankuhuojuanqu,zuihoukusi。bingjunduocongshangkou、xishougenhuoshengzhangdianqinru,bingjunsuiliushuiguangaichuanbo。

dg真人游戏2、lianouyekubing: shilianoushengchanshangdedierdabinghai,bingyuanshidansiqiaoshudebingyuanzhenjun。zhuyaoweihaiheye,heyebianyuanxianchuxiandanhuangsedebingban,houzhujianxiangyepianzhongjiankuozhan,chenghuanghese,zuihoucongyeroukuojidaoyemai,zhizhiquanyekusi。gaowenduoyu,youlifabing,outianfeilibuzu,binghaiyanzhong。

er、lianouzonghefangzhijishu

dg真人游戏1、shixing2-3nianlunzuo。shuihanlunzuoduijianqingbinghaiqizhezhongyaozuoyong。

2、xuanyongkangbingzhongouzaizhong。zhongoudaijunshifubaibingfabingdezhuyaojunyuan,yufanggaibingguanjianyaocongwubingoutianxuanzejianzhuangzhuzuozhongou,dujuejunyuan,zaizaizhiouqian,zhongouyong50%duojunlinghuojiajituobujin800beiye,huo75%baijunqingkeshixingfenji800beiyepenwuhou,yongsuliaobomofugaimifengmen24xiaoshi,liangganhoubozhong。

dg真人游戏3、qingchubingzhu。chediqingchufabingoutianbingzhujibingcanti,bingshenmaihuojizhongshaohui。zaizhiqianmeimushishengshihui50-100gongjin,jinengshajunqingjietianyuan,youkejiasuyoujifeidefenjie。

4、helishifei。jifeiyichongfenfushudenongjiafeiweizhu。shengzhangqijiandan、lin、jiafeibilipeiheshiyong,youtiaojiandifangyingzengshiguizhifei,tichangbushipeng、xin、mudengweifei,qiejipianshihuaxuedanfei,yitigaozhizhukangbingnengli。

5、kexueguanshui。shengbingqijianjiashenshuiceng,jiangdidiwenyizhibingjunfanzhi。

6、yaojifangzhi。fabingchuqiyong50%duojunlingkeshixingfenji600-800beiye,huo50%tuobujinkeshixingfenji800-1000beiye,huoyong50%duojunlingkeshixingfenji600beiyejia75%baijunqing600beiyepenwu。yekeyongshangshuhunheyaofen500kebanxitu25-30gongjin,duimen3-4xiaoshihousaruqianshuiceng。ge3-4tianhouzaiyong70%jiajituobujin800beiye,huoduojunling200beiyehunhe“402”4000beiye,pensayemianhuoyebing,lianpen2-3ci,nengyouxiaodijianqingkongzhicibingdemanyan。

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