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莲藕腐败病、黒斑病的发病症状与防治对策

发布日期: 2018-07-26 00:12

lianoushushuishengshucai,shidgzhenrenyouxixianzhuyaojingjizuowuzhiyi,qichangjianbinghaiyoufubaibingheheibanbing。

dg真人游戏1、lianoufubaibingdefabingzhengzhuangyufangzhiduice: fabingzhengzhuang: bingzhuzaoqiyesedan,yeyuanqingku,zuihouyepianjuanqu,quanyebianhejiaoku,yebingdingduanduochengwanqu、heseganku,youdeyepianzaifabingchuqichengqingkuzhuang,houqibianhuangkusi。zhongbingzhuquanzhukusi,qingbingzhukaishidingyahaikechoushengxinye,bujiuxinyeyeqingkubianhuang。bingjing、lianbianjigenbeihaibuchenghesezhiziheise,zhizhifulan。fangzhiduice: fabingzhongdedikuaishixing2-3nianlunzuo,gaizhongqitashuishengshucai,xuanyongwubingouzhong。qianshuitianshengeng,jiashengengzuoceng。jiaqiangfeishuiguanli,nongjiafei、lvfeihezuowujieganbixuchongfenfushu,shengzhangqianqiguanqianshui,shuishen5-6limi,cujinfayazhangye,zhongqiguanshuishen15-16limi,youliyujieou。yaojifangzhi: fabingchuqikeyong75%baijunqingkeshixingfenji600beiyehuo70%daisenmengxinganxuanfen500beiyepenwu,10tianzuoyoupen1ci,pen2-3ci。

2、lianouheibanbingdefabingzhengzhuangyufangzhiduice: fabingzhengzhuang: chuqizaiyepianshangshengdanhuanghesezhentoudaxiaodebandian,kuodahouchengjinyuanxinghuobuguizexinghesebingban,zhijing6-15haomi,bianyuanmingxian,lvejulunwen,bingbanwaiweiyouhuangyun,chaoshishibanmianshengheisemeizhuangwu,yanzhongshibingbanlianjiechengpian,yepianjiaoku。fangzhiduice: shouhuohoubingzhujizhongshaohui,xiaomieyuedongjunyuan。jiaqiangguanli,outianbaochiyidingshuiwei,helishifei,youjifeiyaofushu,jipianshidanfei,zengshilin、jiafei。yaojifangzhi: fabingchuqikeyong50%duojunlingkeshixingfenji800beiyejia75%baijunqingkeshixingfenji800beiyehunhepensa,yekeyong50%jiajiliujunlingliuhuangxuanfuji800beiyepenwu。

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