中国沙漠微生物分布及特征
潘颜霞, 回嵘, 李新荣

Distribution and characteristics of microorganisms in deserts of China
Yanxia Pan, Rong Hui, Xinrong Li
图2 固氮菌群落在科(A)水平和属(B)水平组成分析[38]
Fig.2 Diazotrophic community compositions in the topsoil of sampling sites at the family level (A) and the genus level (B), respectively[38]