Fig. 1. Relationships of volume-averaged concentrations of dissolved P (DP) in plot runoff from the four study sites with (a) total, (b) Bray 1, (c) Bray 2, and (d) Mehlich 3 P in surface 0 to 5 cm soil (n = 11).
Fig. 1. Relationships of volume-averaged concentrations of dissolved P (DP) in plot runoff from the four study sites with (a) total, (b) Bray 1, (c) Bray 2, and (d) Mehlich 3 P in surface 0 to 5 cm soil (n = 11).