毛乌素沙地臭柏（Sabina vulgaris）群落生物土壤结皮细菌群落组成及其影响因素

周虹, 吴波, 高莹, 成龙, 贾晓红, 庞营军, 赵河聚

Composition and influencing factors of the biological soil crust bacterial communities in the Sabina vulgaris community in Mu Us Sandy Land

Hong Zhou, Bo Wu, Ying Gao, Long Cheng, Xiaohong Jia, Yingjun Pang, Heju Zhao

表2 不同发育阶段生物土壤结皮细菌群落组成的不相似检验

Table 2 Dissimilarity tests of the bacterial community compositions in different developmental stages of biological soil crusts

样品分组 ANOSIM MRPP Adonis R P A P R2 P 裸沙-微生物结皮 0.986 0.002 0.009 0.003 0.746 0.002 裸沙-藻结皮 0.926 0.014 0.087 0.021 0.594 0.018 裸沙-地衣结皮 0.996 0.008 0.051 0.004 0.684 0.006 裸沙-苔藓结皮 0.979 0.003 0.160 0.028 0.793 0.022 微生物结皮-藻结皮 0.370 0.048 0.013 0.041 0.184 0.039 微生物结皮-地衣结皮 0.926 0.009 0.106 0.039 0.364 0.028 微生物结皮-苔藓结皮 0.778 0.028 0.120 0.026 0.376 0.004 藻结皮-地衣结皮 0.222 0.045 0.012 0.023 0.210 0.047 藻结皮-苔藓结皮 0.370 0.039 0.022 0.035 0.195 0.036 地衣结皮-苔藓结皮 0.481 0.033 0.104 0.020 0.358 0.011