Figure 4

Bioplot of RDA for the relationships between SOC and TN contents and stocks and selected soil properties in surface soils in 2007 (Sites1–44) and 2012 (Sites 45–71).
Bioplot of RDA for the relationships between SOC and TN contents and stocks and selected soil properties in surface soils in 2007 (Sites1–44) and 2012 (Sites 45–71).