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1963年以来,作者对北京地区的白粉菌共搜集鉴定了7个属19个种,寄生在39种植物上。其中一个是生物分类学上的新种,定名为长叉丝壳(Microsphaera longissima n.sp.M.Y.Li)。
Since 1963, the authors collected a total of 19 genera and 7 genera of powdery mildew from Beijing and parasitized 39 species of plants. One of them is a new taxonomic name, named Microsphaera longissima n.sp.M.Y.Li.