Fig. 1. The enrichment ratio of organic C, EROC, as a function of unit sediment discharge, qs, for different rainfall kinetic energies, Ek (J m–2 s–1), compared with Eq. [3], the relationship given by Sharpley (1985).
Fig. 2. Relationship between enrichment ratio of organic C, EROC, and unit sediment discharge, qs, for the data of Polyakov and Lal (2004b) compared with Eq. [1].