jufanying,duoshuyouyuxidingchonganhequemanteyaojiyinqide。zhenduigaixianxiangjianyicainongpengyouyidingyaoheliyongyao,yaoyangeanzhaoshuomingshuhuojishurenyuananpaijinxingnongyaopeibi,bingqiemeiciyongyaojiangeqixianbuduanyu5-7天。另外,如有藥害嚴重的可噴施豐收一號、解害靈或碩豐481等來緩解藥害,連續噴施3-5次即可。
二、褐色圓星病:當dang前qian,茄qie子zi生sheng產chan中zhong褐he色se圓yuan星xing病bing仍reng有you發fa生sheng。筆bi者zhe通tong過guo壽shou光guang市shi孫sun家jia集ji鮑bao家jia樓lou巡xun棚peng時shi發fa現xian,當dang前qian部bu分fen茄qie子zi棚peng內nei仍reng有you斑ban點dian病bing發fa生sheng。經jing顯xian微wei鏡jing檢jian測ce,該gai病bing斑ban為wei褐he色se圓yuan星xing病bing。
其田間具體發病症狀為:yepianshangyoujinyuanxinghesehuohonghesedebingban,bingbankuozhanhouzhongyangtuiweihuihese,bingbanzhongbuyoushipolie,bianyuanrengweihesehuohonghese。shidudashi,bingbanshangkejianhuisemeiceng。weihaiyanzhongshi,bingbanlianpian,yepianyiposuihuozaoluo。
藥劑防治:建議菜農可選擇霜脲錳鋅類藥劑來防治,由於茄子葉片表皮毛多,為增加藥液展著性0.1-0.2%中性洗衣粉或混入27%高脂膜乳劑100-300倍液,但霧滴宜細,確保噴勻噴足。
在此提醒菜農注意區分殺蟲劑藥害和褐色圓星病,並及時防治。
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