基于分子生态学网络分析松嫩退化草地土壤微生物群落对施氮的响应

朱瑞芬,刘杰淋,王建丽,韩微波,申忠宝,辛晓平

Molecular Ecological Network Analyses Revealing the Effects of Nitrogen Application on Soil Microbial Community in the Degraded Grasslands

ZHU RuiFen,LIU JieLin,WANG JianLi,HAN WeiBo,SHEN ZhongBao,XIN XiaoPing

表5 不同处理中关键OTUs

Table 5 The key role of OTUs in different treatments

No. OTUs 关键OTUs Key OTUs 样品名称Sample ID 1 OTU76 c_Subgroup_6;Unclassified; Unclassified; Unclassified NF 2 OTU545 c_Chloroflexia;o_Chloroflexales; f_Roseiflexaceae; g_Roseiflexus NF 3 OTU1682 g_Chthoniobacter; s_uncultured_Verrucomicrobia_bacterium NF 4 OTU1975 g_Bryobacter; s__uncultured_bacterium_g_Bryobacter NF 5 OTU3589 g_Roseomonas NF 6 OTU1174 g_Haliangium NF 7 OTU300 g_uncultured_bacterium_f_0319-6A21; s_uncultured_ bacterium_f_0319-6A21） NF 8 OTU2179 g_uncultured_bacterium_f_Acidobacteriaceae_ [Subgroup_1] NF 9 OTU688 g_uncultured_bacterium_c_Gitt-GS-136; s_uncultured_bacterium_c_Gitt-GS-136 NF 10 OTU5024 c_Subgroup_6; Unclassified; Unclassified; Unclassified; Unclassified NF 11 OTU1827 f_Geobacteraceae; Unclassified; Unclassified NF 12 OTU6317 g__uncultured_bacterium_f_Caldilineaceae; s__uncultured_bacterium_f_Caldilineaceae NF 13 OTU828 c_Subgroup_6 NF 14 OTU1069 g_uncultured_bacterium_f_Acidimicrobiaceae NF 15 OTU3349 c_OM190; Unclassified; Unclassified; Unclassified; Unclassified NF 16 OTU1830 s_uncultured_bacterium_c_BD2-11_terrestrial_group NF 17 OTU1179 s_uncultured_bacterium_f_Chitinophagaceae F 18 OTU1954 c_Betaproteobacteria; o_SC-I-84; Unclassified; Unclassified; Unclassified F 19 OTU2194 g_Gemmatirosa; s_uncultured_bacterium_g_Gemmatirosa F 20 OTU532 g_uncultured_bacterium_f_MWH-CFBk5;s_uncultured_bacterium_f_MWH- CFBk5 F 21 OTU3703 c_MB-A2-108; Unclassified; Unclassified; Unclassified; Unclassified F 22 OTU630 c_Nitrospira; o_Nitrospirales; f_Nitrospiraceae; g_Nitrospira F