Fig. 1

Rainfall N inputs in the dry and rainy seasons during the initial phase of natural recovery following karst desertification. nr and nd indicates the sample size of each N form in the rainy and dry seasons, respectively. *p < 0.05.

Rainfall N inputs in the dry and rainy seasons during the initial phase of natural recovery following karst desertification. nr and nd indicates the sample size of each N form in the rainy and dry seasons, respectively. *p < 0.05.