凹叶厚朴粗壮枝和细弱枝的树皮和韧皮部结构的比较研究
胡江琴, 王利琳, 步徐萍
Comparative anatomical studies of bark and phloem of stout branch and leptos branch in Magnolia biloba
HU Jiang-Qin, WANG Li-Lin, BU Xu-Ping
植物研究 . 2004, (4): 428 -430 .