摘要
苹果腐烂病的发生和蔓延，与苹果园的管理、树势强弱、年龄、坡向、林地生长状况、土壤质地等环境因子有着极为密切的关系。其综合防治措施有：调整产量、合理施肥、合理灌水、树体喷药、外科刮除病斑及涂药防治。
The occurence and spread of apple canker caused by Valsa mali related closely to environment factors such as management of apple orchard, power and age of tree, slope aspect, sanitary conditions of forest land and soil texture, the integrated measures to control this disease are following f output adjustment, rational application of fertilizer, rational irrigation, agricultural chemicals spray, striking off the scab and smearing chemicals.
出处
《云南林业科技》
1997年第3期83-87,共5页
Yunnan Forestry Science and Technology
关键词
腐烂病
发生规律
药剂防治
苹果树
apple canker, occurrence regularity, chemical control
