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Table 2 Mantel analysis on the relationship between the relative abundance of OTUs and soil or plant variables

From: Long-term effects of mixed planting on arbuscular mycorrhizal fungal communities in the roots and soils of Juglans mandshurica plantations

Environmental variables Root Soil
R2 P R2 P
pH 0.647 0.213 0.695 0.158
Moisture (%) 0.61 0.257 0.178 0.743
C (g·kg−1) 0.543 0.29 0.148 0.788
N (g·kg−1) 0.565 0.254 0.116 0.821
P (g·kg−1) 0.311 0.594 0.047 0.922
C/N 0.386 0.472 0.864 0.032*
Cmic (mg·kg−1) 0.881 0.044* 0.455 0.415
Nmic (mg·kg−1) 0.170 0.749 0.439 0.411
NH4+-N (mg·kg−1) 0.454 0.394 0.688 0.165
NO3-N (mg·kg−1) 0.906 0.029* 0.656 0.208
TPh (mg·kg−1) 0.542 0.336 0.442 0.419
CPh (mg·kg−1) 0.603 0.257 0.944 0.019*
WSPh (mg·kg−1) 0.601 0.233 0.676 0.179
Colonization (%) 0.521 0.306
  1. Cmic soil microbial biomass carbon, Nmic soil microbial biomass nitrogen, TPh soil total phenol, CPh soil complex phenol, WSPh soil water-souble phenol