Fig. 3: Structural equation modeling of soil properties affecting soil N transformations and plant N uptake.
From: Heterotrophic nitrification of organic nitrogen is stimulated by agricultural plants
Blue arrows indicate positive effects, and orange arrows indicate negative effects. Numbers next to arrows indicate standardized coefficients. R2 indicates the degree of explanation of the corresponding variable for all covariates. All paths with P > 0.05 are hidden. N nitrogen, DOC dissolved organic carbon.
