Land use and management effects on soil organic matter fractions in Rhodic Ferralsols and Haplic Arenosols in Bindura and Shamva districts of Zimbabwe

CT = conventional tillage, RP = ripping, DS = direct seeding, NF = native/natural forest, fLF = free light fraction, oLF = occluded light fraction, MaHF = mineral associated heavy fraction, C = carbon, N = nitrogen