Phosphorus Sorption Kinetics in Reclaimed Lignite Mine Soils under Different Age Stands of Robinia pseudoacacia L. in Northeast Germany

Figure 8

Fit of Elovich equation to P desorption data for the 0–3, 3–10, and 10–30 cm soil depths under 2 (R2), 3 (R3), 4 (R4), and 14 (R14) years old Robinia pseudoacacia plantations; is the amount of desorbed P (mmol P kg⁻¹) at time .