THE VARIATION OF CUTTING ROOTFORMING ABILITYIN THE HYBRID CHINESE TULIP TREE CLONES
Ye Jinshan Ji Kongshu Wang Zhangrong
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1998, (02): 71 -74 .  DOI: 10.3969/j.jssn.1000-2006.1998.02.017