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苹果黑点病症状及病原菌鉴定

作  者:
徐秉良;魏志贞;王喜林
单  位:
甘肃农业大学植保系;甘肃天水市秦城区果树站
关键词:
苹果黑点病;病原鉴定;症状类型
摘  要:
近年在甘肃省天水、陇南苹果产区发现苹果果实黑点病 ,经对其病原菌形态、培养性状和致病性等方面的测定表明 ,其主要致病菌为苹果柱盘孢霉 (Cylindrosporium pomiBrooks) ,其次为苹果茎点菌 (PhomapomiPass)。该病在苹果不同品种果实上造成的症状不同 ,将其归纳为 5种症状类型。该病在我国尚属首次发现
译  名:
Symptoms and identiflcation of black spot disease on apple fruit
作  者:
XU Bing liang 1, WEI Zhi zhen 2, WANG Xi lin 2 (1. Plant Protection Department, Gansu Agricultural University, Lanzhou 730070,China; 2. Fruit Tree Station of Qincheng Region, Tianshui 741000,China)
关键词:
apple fruit black spot; identification of pathogen; symptom types
摘  要:
The disease causing black spot on apple fruits was observed and identified in Tianshui and Longnan districts of Gansu Province in recent years. The chief pathogens, according to their morphology, cultural characteristics and pathogenicity, were identified as Cylidrosporium pomi and Phoma pomi. The disease caused different symptoms on different apple varieties. Five types of symptoms on the surface of apple fruits were observed. The disease has never been reported in China before.

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