YU Chun-xia, MA Xiang, ZHANG Ye-hui, LI Jun-hui, ZHAO Long-lian, XU Li, WEN Ya-dong, WANG Yi, ZHANG Lu-da. Tobacco Plant Parts Similarity Analysis Based on Near-Infrared Spectroscopy and SIMCA Algorithm[J]. Spectroscopy and Spectral Analysis, 2011, 31(4): 924