highly significantp < 0.01
3.4 Effect of environmental factors on microbial communities In low density, bacterial community showed highly significant correlation with soil TP, AP, AK and SOM ( p < 0.01), and significant correlation with TK and AK ( p < 0.05), and fungal community showed highly significant correlation with soil EC, TP, AP, AK and SOM ( p < 0.01) ( Figure 7A ).