Fig. 3. The relationship between water-extractable and Mehlich III–extractable P concentrations and dissolved molybdate reactive P in runoff for calcareous and noncalcareous soils at the 0- to 5-cm depth.
Fig. 3. The relationship between water-extractable and Mehlich III–extractable P concentrations and dissolved molybdate reactive P in runoff for calcareous and noncalcareous soils at the 0- to 5-cm depth.