红砂根系分叉数和分支角度权衡关系的坡向差异

郑慧玲, 赵成章, 徐婷, 段贝贝, 韩玲, 冯威

Trade-off relationship between root forks and branch angle of Reaumuria songarica on different aspects of slopes

ZHENG Hui-Ling,ZHAO Cheng-Zhang,XU Ting,DUAN Bei-Bei,HAN Ling,FENG Wei

表3 不同坡向红砂叶与枝性状(平均值±标准误差)

Table 3 Leaf and twig traits of Reaumuria songarica on different aspects (mean ± SE)

坡向 Aspect	单叶面积 Individual leaf area (mm²)	枝长度 Twig length (cm)	枝条数 Twig number
南 South	0.66 ± 0.03^c	1.91 ± 0.06^c	7 ± 0.41^c
西 West	0.87 ± 0.05^b	2.74 ± 0.15^b	10 ± 0.61^b
东 East	0.90 ± 0.05^b	3.02 ± 0.17^b	11 ± 0.64^b
北 North	1.14 ± 0.06^a	4.38 ± 0.24^a	16 ± 1.03^a