FAN Ru-qin, YANG Xue-ming, ZHANG Xiao-ping, SHEN Yan, LIANG Ai-zhen, SHI Xiu-huan, WEI Shou-cai, CHEN Xue-wen. Prediction of Soil Organic Carbon in Different Soil Fractions of Black Soils in Northeast China Using Near-Infrared Reflectance Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2012, 32(2): 349