【摘要】 本文汇录了作者收集的甘肃省22种霜霉菌。其中2个新种(已另文发表),即:寄生于藜科植物甜菜(Beta vulgaris L.)上的甜菜盘梗霜霉菌(Bremia betae Bai et Cheng sp.nov.)和寄生于唇形科植物薄荷(Mentha arvensis L.)上的薄荷霜霉菌(Peronospora menthae Cheng et Bai sp.nov.)。10个省内新记录种。对新种做了较详尽的形态描述,省内新记录种和省内已经报道过的种,仅分别将种名和寄主名列出。对近年来省内外其他学者报道的甘肃省霜霉菌新种共3种,我们还未采集到标本,也收录在文末附录内。至此,甘肃省共有霜霉菌25种。更多还原

【Abstract】 There are 22 taxa of Peronosporaceae reported in this paper.Two of them (Bremia betae Bai et Cheng sp. nov.,Peronospora menthae Cheng et Bai sp. nov.) are described as new species, ten of them are new records from Gansu. Chinese diagnoses are given for the new species, the chinese and latin name and host range of the other 20 are given.更多还原