Fig. 3. Effect of poultry litter (PL) and biosolids added calcium-related phosphorus (Ca-P) on (a) Elsinboro silty clay loam and (b) Woodstown sandy loam Mehlich-3 phosphorus (M3-P).
Fig. 3. Effect of poultry litter (PL) and biosolids added calcium-related phosphorus (Ca-P) on (a) Elsinboro silty clay loam and (b) Woodstown sandy loam Mehlich-3 phosphorus (M3-P).