LIGNIN DISTRIBUTION IN WHEAT STRAW FIBER AS DETERMINED BY SEM-EDXA TECHNIQUE
Zhai Haumin Lee Zhbngzhang Chen MinzhbngLi Yongjin Huang Jinsheng
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1988, (03): 45 -51 .  DOI: 10.3969/j.jssn.1000-2006.1988.03.006