Fig. 4. The distribution of Mehlich-3 extractable P and the relative erosion potential within the watershed. Yellow lines refers to field boundaries, red to watershed segments, blue to stream channel and green to 30 m from stream channel.
Fig. 4. The distribution of Mehlich-3 extractable P and the relative erosion potential within the watershed. Yellow lines refers to field boundaries, red to watershed segments, blue to stream channel and green to 30 m from stream channel.