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Position: Home > Articles > Identification of Pathotype of Plasmodiophora brassicae on Crucifer Vegetables in Eight Provinces of China China Vegetables 2013,1 (16) 85-88

我国8省市十字花科蔬菜根肿病菌生理小种的鉴定

作  者:
丁云花;简元才;余阳俊;汪维红;耿丽华;康俊根
单  位:
北京市农林科学院蔬菜研究中心
关键词:
十字花科蔬菜;根肿病菌;生理小种
摘  要:
采用菌液接种法,利用Williams鉴别系统,对采集自我国8个省市14个地点的18份根肿病菌进行了生理小种鉴定。结果表明:采自云南魏山、盘龙、玉溪,重庆武隆,湖北长阳,山东青岛,陕西太白,四川郫县、彭州、什邡,上海嘉定,辽宁大连等地的16份根肿病菌均为4号生理小种;采自四川甘孜的根肿病菌为7号生理小种;采自云南通海的根肿病菌为2号生理小种。说明目前我国的十字花科蔬菜根肿病菌以4号生理小种为主。
译  名:
Identification of Pathotype of Plasmodiophora brassicae on Crucifer Vegetables in Eight Provinces of China
作  者:
DING Yun-hua,JIAN Yuan-cai,YU Yang-jun,WANG Wei-hong,GENG Li-hua,KANG Jun-gen (Beijing Vegetable Research Center,Beijing Academy of Agricultural and Forestry Science,Beijing 100097,China)
关键词:
Crucifer vegetables;Clubroot zymad;Physiological race
摘  要:
Identification of pathotypes of Plasmodiophora brassicae distributed in 18 clubroot infested fields from 8 provinces of China was carried out by inoculating resting spore suspension. The result showed that pathotype 4 of P. brassicae,as classified on the differentials of Williams, was detected in 16 infested roots from the following regions,Weishan,Panlong and Yuxi in Yunnan Province,Wulong in Chongqing municipality,Changyang in Hubei Province,Qingdao in Shandong Province,Taibai in Shaanxi Province,Pixian,Pengzhou and Shifang in Sichuan Province,Jiading in Shanghai municipality,Dalian in Liaoning Province.And pathotype 7 and 2 were detected, respectively in the roots from Ganzi in Sichuan Province and Tonghai in Yunnan Province.Pathotype 4 appeared to be predominant on Crucifer vegetables in these regions.

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