【摘要】 本文简要介绍了我国的苹果生产情况、苹果病害种类和苹果树腐烂病、轮纹病、炭疽病、褐斑病、斑点落叶病、白粉病、黑星病等主要病害的发生流行特点及防治现状，并就当前防治中的几个问题进行了讨论。更多还原

【Abstract】 his papar is about a brief description of apple cropping in China, and apple diseases of significant varieities were listed, including canker(Valsa ceratosperma(=V. mali) ),fruit ring rot (Botryosphaeria berengeriana and B. berengeriana f. sp. piricola) , bitter rot (Colletotrichum gloeosporioides), Marssonina blotch (Diplocarpon mali) , Alternaria blotch (Alternaria mail), powdery mildew (Podosphaera leucotricha),and apple scab (Venturia inaequalis). The distribution, epidemiology and control strategies of these diseases were stated and discussed.更多还原