中国亚热带不同菌根树种的根叶形态学性状特征与生长差异: 以江西新岗山为例

欧阳园丽, 张参参, 林小凡, 田立新, 顾菡娇, 陈伏生, 卜文圣

Growth differences and characteristics of root and leaf morphological traits for different mycorrhizal tree species in the subtropical China: A case study of Xingangshan, Jiangxi Province

Yuanli Ouyang, Cancan Zhang, Xiaofan Lin, Lixin Tian, Hanjiao Gu, Fusheng Chen, Wensheng Bu

表4 根叶功能性状与不同菌根树种生长关系的混合线性模型

Table 4 Mixed linear models of the relationship between leaf, root functional traits and growth indices of different mycorrhizal trees

随机效应 Random effects	因变量 Dependent variables	截距 Intercept	固定效应 Fixed effects			条件决定系数 Conditional R²	边际决定系数 Marginal R²
随机效应 Random effects	因变量 Dependent variables	截距 Intercept	叶干物质含量 LDMC	吸收根比根长 SRL of absorbing root	运输根平均直径 Average diameter of transporting root	条件决定系数 Conditional R²	边际决定系数 Marginal R²
EM树种 Ectomycorrhizal tree	树高生长速率 Growth rate of height	?0.23	?0.11	-	0.40	0.69	0.67
	地径生长速率 Growth rate of basal diameter	0.29	-	-	0.30	0.97	0.96
AM树种 Arbuscular mycorrhizal tree	细根生物量 Fine root biomass	?0.12	-	?0.21	-	0.93	0.35
	树高生长速率 Growth rate of height	0.22	?0.21	0.09	-	0.65	0.25
	地径生长速率 Growth rate of basal diameter	0.56	?0.13	0.07	-	0.44	0.24
	细根生物量 Fine root biomass	?0.21	?0.18			0.94	0.34