【摘要】 对贵州省西南地区火龙果种植园发生的一种茎病害进行发病率调查,并对其病原菌进行鉴定。结果表明:该茎病害的发病率为10%~20%,病原菌显微结构观察和分子鉴定结果表明其为黑附球菌(Epicoccum nigrum)。本研究是该病原菌对火龙果危害的初次报道。更多还原

【Abstract】 The incidence of stem disease occurring on pitaya was investigated in the plantation of the southwestregion of Guizhou Province, and the corresponding pathogen was identified. The result showed that the stemdisease incidence was about 10%- 20%, and the pathogen was identified as Epicoccum nigrum with itsmicroscopic observation and molecular identification. This was the first report of the hazard of Epicoccumnigrum on pitaya.更多还原