Fig. 3From: Molecular changes of ferric oxide bound soil humus during the decomposition of maize strawFTIR spectroscopy of Fe/Al-OC extracted from paddy soils and an uncultivated soil in 30 days of incubation; TP Tai-Lake plain soil, RP red earth paddy soil, PP purple paddy soil, MS marsh soil, CS incubated with maize straw, CK incubated without maize strawBack to article page