三峡库区不同消落带下中华蚊母树群落特征及其与土壤环境因子的关系

黄杰, 李晓玲, 王雪松, 杨进, 黄成名

Characteristics of Distylium chinense communities and their relationships with soil environmental factors in different water level fluctuation zones of the Three Gorges Reservoir, China

HUANG Jie, LI Xiao-Ling, WANG Xue-Song, YANG Jin, HUANG Cheng-Ming

表5 中华蚊母树6个群落的多样性指数比较(平均值±标准差)

Table 5 Comparison of diversity index in Distylium chinense communities among the six study sites (mean ± SD)

层片 Layer	样地 Site	H	D	E	R
灌木层 Shrub layer	1	1.300 ± 0.060^bc	0.338 ± 0.024^bc	0.763 ± 0.019^b	1.162 ± 0.057^b
	2	0.973 ± 0.146^d	0.518 ± 0.063^a	0.634 ± 0.053^c	0.975 ± 0.154^b
	3	1.132 ± 0.114^cd	0.449 ± 0.048^ab	0.654 ± 0.044^c	1.195 ± 0.137^b
	4	1.521 ± 0.058^b	0.279 ± 0.020^cd	0.830 ± 0.014^a	1.323 ± 0.108^b
	5	1.808 ± 0.092^a	0.203 ± 0.016^d	0.853 ± 0.020^a	1.896 ± 0.136^a
	6	-	-	-	-
草本层 Herbaceous layer	1	1.543 ± 0.033^bc	0.234 ± 0.009^ab	0.933 ± 0.019^a	1.153 ± 0.085^b
	2	1.677 ± 0.160^b	0.227 ± 0.037^ab	0.904 ± 0.044^a	1.264 ± 0.214^b
	3	1.583 ± 0.059^bc	0.234 ± 0.010^ab	0.911 ± 0.010^a	1.198 ± 0.109^b
	4	1.267 ± 0.206^c	0.326 ± 0.077^a	0.844 ± 0.085^a	0.921 ± 0.144^b
	5	2.147 ± 0.114^a	0.135 ± 0.016^b	0.940 ± 0.004^a	2.135 ± 0.204^a
	6	2.064 ± 0.040^a	0.188 ± 0.012^b	0.828 ± 0.022^a	2.045 ± 0.137^a