Figure 1

Concentrations of soil extractable NH4-N, NO3-N and available P under different treatments in the secondary tropical forest of Xiaoliang station.
Data are illustrated as means; Error bars represent 1 SE, n = 5.
Concentrations of soil extractable NH4-N, NO3-N and available P under different treatments in the secondary tropical forest of Xiaoliang station.
Data are illustrated as means; Error bars represent 1 SE, n = 5.