Figure 4
From: Biochar influences nitrogen and phosphorus dynamics in two texturally different soils

Effect of (a) biochar type (b) biochar rates and, (c) levels of P on Olsen P (mg kg−1) in Clay loam soil.
From: Biochar influences nitrogen and phosphorus dynamics in two texturally different soils

Effect of (a) biochar type (b) biochar rates and, (c) levels of P on Olsen P (mg kg−1) in Clay loam soil.