苹果树腐烂病重发原因及有效应对措施

摘要： 腐烂病是我国北方果树重大病害之一，其危害会导致产量的明显下降，甚至是毁园。在调查研究重病果园苹果树腐烂病发生情况的基础上，初步总结了苹果树腐烂病的危害症状、发病规律及重发原因，提出苹果树腐烂病的防治要及时，其有效防治应从加强果园栽培管理、彻底清园、刮除病斑、药剂防治和物理防治等方面入手。

关键词：苹果树；腐烂病；应对措施

文章编号：2096-8108（2023）05-0061-03中图分类号：S436.611.1+1

中图分类号文献标识码：B

Causes and Effective Countermeasures of Apple Tree Valsa CankerLIU  Cuiling，LIU  Haizhen

（Horticulture Station of Xingping County， Xianyang Shaanxi 713100，China）Abstract： The fruit tree valsa canker is one of the major diseases of fruit trees in northern China. Its harm will lead to a significant decline in yield， and even destroy the orchard. On the basis of investigation and research on the occurrence of apple tree valsa canker in seriously diseased orchards， the harm symptoms， occurrence regularity and recurrence causes of apple tree valsa canker were preliminarily summarized. It was proposed that the prevention and control of apple tree canker should be timely， and its effective prevention and control should start from strengthening orchard cultivation and management， thoroughly clearing orchards， scraping disease spots， chemical control and physical control.

Keywords：apple tree; tree valsa canke; countermeasure

苹果腐烂病又被称为串皮湿或烂皮病，是北方果树重大病害之一。（剩余2806字）