CJCU
Carbon-13 Enrichment of Rice Stalk Lignin Traced by Solid State 13C NMR Spectroscopy
GU Rui-Jun, XIE Yi-Min, ZENG Shao-Qiong, WU Hong, Seiichi-Yasuda
Chem. J. Chinese Universities . 2002, (6): 1073 -1076 .