帽儿山地区次生林椴树单木胸高断面积生长模型的研究
闫明准, 刘兆刚
Study on Growth Model of Section Area of Breast Height of Tilia amurensis Individual Tree of Secondary Forest inMaoʾershan Mountain Region
Yan Mingzhun,Liu Zhaogang
森林工程 . 2009, (2): 1 -4 .