Figure 4

Change in soil total P in China’s forest ecosystems along the latitudinal (a), longitudinal (b), and elevation (c) gradient. *, p < 0.05; **p < 0.01; ***p < 0.001.

Change in soil total P in China’s forest ecosystems along the latitudinal (a), longitudinal (b), and elevation (c) gradient. *, p < 0.05; **p < 0.01; ***p < 0.001.