Yellow earth is one of the main soil great group in the mountainous area of south China. Thirty four soil profiles derived from granite, Quaternary red clay, limestone, shale, schist and sandstone were analyzed. Total contents of B, Mo, Mn, Zn, Cu, Co, Ni, V, Cr, Ga, Pb and available B, Mo, Mn, Zn, Cu were determined. Conclusions are summarized as follows.