蘋果黴心病又稱心腐病、果腐病,在許多蘋果產區都有發生,有些品種發病率很高,如紅星、紅冠受害嚴重的發病率可達80%。gaibingzaizhuzangqihainengjixukuozhan,bingyinqiquanguofulan,bukanshiyong。gaibingyiyuelaiyueyinqirenmendezhuyi。bizhejianyiguonongpengyouyingtizaoyufang,jishifangzhi。
發病規律 蘋果黴心病是由多種真菌浸染而引起的。該病菌一般以菌絲體潛伏在蘋果樹體各部位或殘留在樹上、dimianshangdengchujiangguoneiyuedong。ciwai,hainengyibaozixingtaiqianzangzaiyadelinpianjianyuedong。cinianchunxiazhiji,yuedongbingjunkaishichuanbojinran。bingjuncongguoshietongjinranzhizhiguoxin,huozhezaihuaqijinranhou,bingjunqianfuzaiguoxin,suizheguoshifayuhebingjunkuozhan,shouhaiguoshicongxinshikaishizhujianxiangwaikuozhanmeilan,shiguoshibingqingriyijiazhong,zhidaozhuzangqiquanguomeilanbianzhi。binghaidefashengyupinzhongguanximiqie,zaizaipeipinzhongzhong,fanguoshietongchang,qieyuguoxinxiangliandefabingzhong,ruhongxing、紅冠等元帥係品種均感病重;金冠半開萼發病就輕;祝光一般為閉萼,萼筒短,發病輕。此外,樹勢弱、鬱閉的果園發病重。
危害症狀 該gai病bing主zhu要yao危wei害hai果guo實shi。果guo實shi受shou害hai後hou,初chu期qi症zheng狀zhuang不bu明ming顯xian,較jiao難nan識shi別bie,幼you果guo受shou害hai嚴yan重zhong的de出chu現xian早zao期qi落luo果guo現xian象xiang。接jie近jin成cheng熟shu時shi,有you的de病bing果guo偶ou爾er可ke見jian果guo麵mian發fa黃huang,或huo者zhe著zhe色se較jiao早zao。發fa病bing嚴yan重zhong的de果guo實shi,明ming顯xian呈cheng畸ji形xing,也ye偶ou見jian果guo麵mian有you粉fen紅hong色se黴mei狀zhuang物wu。貯zhu藏zang期qi內nei,果guo心xin黴mei爛lan發fa展zhan更geng快kuai,病bing果guo果guo麵mian可ke見jian水shui漬zi狀zhuang、褐色、不規則形的濕腐狀斑,斑塊可聯成片,以致全果腐爛,果肉味極苦。
預防方法 清除病源:冬季認真做好清園工作,徹底剪除病枯枝,收集樹上、地麵上的僵果,並集中處理。噴施3~5波美度石硫合劑加0.3%的五氯酚鈉,以消滅越冬菌源,減輕次年發病程度。噴藥保護:於現蕾期、初花期、謝花期及花後10天各噴1次藥劑,以保護果實,並防止病菌從花器侵入。藥劑可用15%粉鏽寧可濕性粉劑1000倍液,或70%甲基托布津可濕性粉劑1000倍液,或50%多菌靈可濕性粉劑1000倍液。在噴藥時能加入0.2%的硼砂效果更好。
蘋果黴心病又稱心腐病、果腐病,在許多蘋果產區都有發生,有些品種發病率很高,如紅星、紅冠受害嚴重的發病率可達80%。gaibingzaizhuzangqihainengjixukuozhan,bingyinqiquanguofulan,bukanshiyong。gaibingyiyuelaiyueyinqirenmendezhuyi。bizhejianyiguonongpengyouyingtizaoyufang,jishifangzhi。
發病規律 蘋果黴心病是由多種真菌浸染而引起的。該病菌一般以菌絲體潛伏在蘋果樹體各部位或殘留在樹上、dimianshangdengchujiangguoneiyuedong。ciwai,hainengyibaozixingtaiqianzangzaiyadelinpianjianyuedong。cinianchunxiazhiji,yuedongbingjunkaishichuanbojinran。bingjuncongguoshietongjinranzhizhiguoxin,huozhezaihuaqijinranhou,bingjunqianfuzaiguoxin,suizheguoshifayuhebingjunkuozhan,shouhaiguoshicongxinshikaishizhujianxiangwaikuozhanmeilan,shiguoshibingqingriyijiazhong,zhidaozhuzangqiquanguomeilanbianzhi。binghaidefashengyupinzhongguanximiqie,zaizaipeipinzhongzhong,fanguoshietongchang,qieyuguoxinxiangliandefabingzhong,ruhongxing、紅冠等元帥係品種均感病重;金冠半開萼發病就輕;祝光一般為閉萼,萼筒短,發病輕。此外,樹勢弱、鬱閉的果園發病重。
危害症狀 該gai病bing主zhu要yao危wei害hai果guo實shi。果guo實shi受shou害hai後hou,初chu期qi症zheng狀zhuang不bu明ming顯xian,較jiao難nan識shi別bie,幼you果guo受shou害hai嚴yan重zhong的de出chu現xian早zao期qi落luo果guo現xian象xiang。接jie近jin成cheng熟shu時shi,有you的de病bing果guo偶ou爾er可ke見jian果guo麵mian發fa黃huang,或huo者zhe著zhe色se較jiao早zao。發fa病bing嚴yan重zhong的de果guo實shi,明ming顯xian呈cheng畸ji形xing,也ye偶ou見jian果guo麵mian有you粉fen紅hong色se黴mei狀zhuang物wu。貯zhu藏zang期qi內nei,果guo心xin黴mei爛lan發fa展zhan更geng快kuai,病bing果guo果guo麵mian可ke見jian水shui漬zi狀zhuang、褐色、不規則形的濕腐狀斑,斑塊可聯成片,以致全果腐爛,果肉味極苦。
預防方法 清除病源:冬季認真做好清園工作,徹底剪除病枯枝,收集樹上、地麵上的僵果,並集中處理。噴施3~5波美度石硫合劑加0.3%的五氯酚鈉,以消滅越冬菌源,減輕次年發病程度。噴藥保護:於現蕾期、初花期、謝花期及花後10天各噴1次藥劑,以保護果實,並防止病菌從花器侵入。藥劑可用15%粉鏽寧可濕性粉劑1000倍液,或70%甲基托布津可濕性粉劑1000倍液,或50%多菌靈可濕性粉劑1000倍液。在噴藥時能加入0.2%的硼砂效果更好。
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