Fig. 2From: Recalcitrant carbon controls the magnitude of soil organic matter mineralization in temperate forests of northern ChinaCanonical correspondence analysis (CCA) of forest plots and soil biophysical properties. The Pinus tabulaeformis plot includes P1, P2, P3, P4, and P5; The Quercus plot: P6, P7, P8, P9, and P10; The Mixed forest plot: P11, P12, P13, P14, and P15Back to article page