Fig. 3 Phosphorus status of the C horizons of the 27 studied sites (bars = SD; M3P, Mehlich-III extractable P; Pw, water-soluble P; Po, organic P; Pt, total soil P; Psi, P sorption index; Pox/(Alox + Feox), P saturation index)
Fig. 3 Phosphorus status of the C horizons of the 27 studied sites (bars = SD; M3P, Mehlich-III extractable P; Pw, water-soluble P; Po, organic P; Pt, total soil P; Psi, P sorption index; Pox/(Alox + Feox), P saturation index)