Table 1:
Summary of samples and OTUs assigned to different taxonomic levels
| % of OTUs assigned to | |||||||
|---|---|---|---|---|---|---|---|
| Sample group | Sample number | Average reads/sample | Average OTUs/sample | No. of OTUs | Genus | Family | Phylum |
| BS.YL | 8 | 23 473 | 2980 | 8132 | 59.7 | 68.8 | 92.2 |
| RS.YL | 1219 | 33 373 | 3333 | 15 676 | 62.2 | 78.8 | 92.8 |
| RP.YL | 1219 | 36 396 | 2479 | 15 110 | 54.1 | 88.4 | 97.7 |
| BS.ZJK | 8 | 54 756 | 4414 | 9426 | 56.7 | 64.3 | 88.6 |
| RS.ZJK | 214 | 26 218 | 3555 | 14 696 | 63.7 | 73.8 | 92.8 |
| RP.ZJK | 214 | 34 879 | 3433 | 14 558 | 65.6 | 80.1 | 95.3 |
| Total | 2882 | 34 264 | 2998 | 16 109 | |||
YL: Yangling; ZJK: Zhangjiakou; BS: bulk soil; RS: rhizosphere; RP: rhizoplane.