The pathogen causing stem dry rot of Ziziphus jujuba
枣树干腐病病原菌的鉴定

A new disease infecting grafted plants of Ziziphus jujuba and causing stem dry rot was investigated. The field and laboratory survey indicates that the pathogen only produces conidial stage. Morphological observation and rDNA ITS analysis have proved that the pathogen is Fusicoccum aesculi, the anamorph of Botryosphaeria dothidea.