THE X-RAY CONTRAST METHOD FOR TESTING GERMINABILITY OF CHINESE FIR SEEDS
Chen Yousheng Wu Qiongmei Chen Zhijian Gao Handong Shen Yongbao
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1993, (01): 16 -20 .  DOI: 10.3969/j.jssn.1000-2006.1993.01.003