ZHANG Yu-lanm, SUN Cai-xia, CHEN Zhen-hua, LI Dong-po, LIU Xing-bin, CHEN Li-jun, WU Zhi-jie, DU Jian-xiong. Analysis of Soil Humus and Components after 26 Years’ Fertilization by Infrared Spectroscopy Method[J]. Spectroscopy and Spectral Analysis, 2010, 30(5): 1210