不同密度马尾松林针叶养分含量及其转移特征
郭峰,周运超*
Foliar nutrient contents and translocation features in different density of Pinus massoniana plantations
GUO Feng, ZHOU Yunchao*
南京林业大学学报(自然科学版) . 2010, (04): 93 -96 .  DOI: 10.3969/j.jssn.1000-2006.2010.04.021