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期 刊 ：植物保护学报 2000年

关键词：春蚕豆；叶部病害；病原鉴定；致病性；病害种类；

Keywords:spring broad bean, leaf disease, identification of pathogen, pathogenicity,

摘 要 ：经田间采集、分离培养、致病性测定及回接试验特等系列鉴定程序，认定了９种蚕豆叶部病原及太。其中尾孢轮番斑病（Ｃｅｒｃｏｓｐｏｒａ ｚｏｎａｔａ Ｗｉｎｔｅｒ）、灰葡孢赤斑病（Ｂｏｔｒｙｔｉｓ ｃｉｎｅｒｅａ Ｐｅｒｓ．ｅｔ Ｆｒ）和葡萄孢赤斑病（Ｂｏｔｒｙｔｉｓ ｆａｂａｅ Ｓａｒｄｉｎａ）为甘肃省主要流行病害，其发生特点和侵染条件基本一致，是制约甘肃春蚕豆发展的主要因素。此外，棒孢霉（Ｃｏｒｙｎｅ

Abstract:Nine Leaf diseases and the pathogens were identified through isolation culture, test of pathogenicity and retro-isolation, etc. Among them, Cercospora zonata Winter, Botrytis cinerea Pers. et Fr. , and B.fabae Sardina were the main prevailing pathogens. T

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