Position: Home > Articles > Study on Apple-tree Canker on the Peak Fruit Period in Weibei Area of Shaanxi
Northern Horticulture
2007,2007
(10)
214-216
陕西渭北地区盛果期苹果树腐烂病调查研究
作 者：
马志峰;王荣花;刘文国;康克功;高平文
单 位：
西北农林科技大学园艺学院;彬县果树协会;杨凌职业技术学院生物工程系
关键词：
陕西渭北地区;盛果期;苹果树;腐烂病
摘 要：
通过对陕西渭北3县区苹果树腐烂病调查研究,结果表明:陕西渭北地区13a生红富士苹果树腐烂病发病株率平均达56.14%,平均单株病疤数最低1.3个;中干剪锯伤口部位与主枝基部夹角处病疤百分率合计达56.8%以上;主枝基部开张角度与基部发生腐烂病率之间存在着极显著的负相关性,此结果反应出陕西渭北地区盛果期苹果树腐烂病流行早、发病重的现实及其危害特点。增强树势、尽量减少中干剪锯伤口量、开张主枝角度、重视对剪锯伤口和主枝基部的保护等是防治腐烂病的重要措施。
译 名：
Study on Apple-tree Canker on the Peak Fruit Period in Weibei Area of Shaanxi
作 者：
MA Zhi-feng1,WANG Rong-hua2,LIU Wen-guo1,KANG ke-gong1,GAO Ping-wen3(1.Yangling Vocational and Technical College,Yangling,Shaanxi 712100,China;2.College of Horticulture,Northwest A&F University,Yangling,Shaanxi 712100,China;3.Binxian Fruit-tree Society,Binxian,Shaanxi 713500,China)
关键词：
Shaanxi Weibei area;Peak fruit;Apple-tree;Canker
摘 要：
Through the survey and study of apple-tree canker on the peak fruit in three counties of Shaanxi Province,the result showed that 13 year apple-trees were taken canker on average of 56.14% and disease scars over 1.3 per tree.The percent of disease scars at the conner of center trunks and basal position total over 56.8%.There is a notable negative correlation between the basal debut angle of bough and the percent of taking canker.The survey showed that the facts of the canker prevail early and take harm characteristics of peak fruit apple-trees in Weibei area of Shaanxi Province.It is the important measure that boosting up trees potential,reducing wounds,debuting angle of bough and protecting wounds.
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