白粉病
在冬剪的同時,徹底清潔出間,消滅越冬菌源,合理施肥,適量灌溉,防止樹體貪青徒長,減輕病害發生。藥劑防治可在發病初期噴布0,3度石硫合劑,或50%甲基托布津可濕性粉劑1000倍液。
枝枯病
jianchubingzhibingshaohui,qingchuhejianshaobingyuan,jiaqiangzaipeiguanli,zengqiangshushizengshiyoujifei,cushishutijianzhuang,tigaokangbingli。zaidongjizuohaofangdonggongzuo,yufangshutishoudong,jianqingfabing,jishiyufanghaichong,bimianzaochenggezhongshangkou,jianshaobingjunqinrujihui。lingwai,dangzhuganhuodazhifabingshi,yaojishiguachubingban,kezaibingbuyong10%蔥油進行塗治。
腐爛病
jiaqiangzongheguanli,zengjiayoujiyuebaliao,gailiangturang,helixiujian,tigaoshushi,zengqiangkangbingli。chunjifabinggaofengshi,jishiguachubingban,xiaohuibingshupijibingzhi。guahouyaozaishangkouchutumofumeishen100倍液或5度~10度的石硫合劑。最關鍵的是,在入冬前一定要對樹幹進行塗白以預防凍害。
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