中国东部荒漠草原主要植物群落类型及特征
李慧卿, 褚建民, 李清河

Types and characteristics of plant communities in eastern desert steppe of China:an example in Sonid Left Banner, Sonid Right Banner, and Erenhot region
Huiqing Li, Jianmin Chu, Qinghe Li
表4 灌木群落草本植物种特征与草本群落特征的T检验
Table 4 Two Sample T-Test of grass species between shrub communities and grass communities
指标群落类型数量平均值标准差标准误中位数方差T统计自由度P
物种丰富度灌木1152.46430.74306相等-0.3128170.7582
草本861.16500.41196不等-0.347815.05870.7328
高度灌木117.22.99410.90287.6相等0.5609170.5822
草本86.43.07101.08575.3不等0.558515.00430.5847
盖度灌木1120.012.36813.729119.9相等0.0589170.9538
草本819.86.90762.442219.5不等0.064216.16850.9496
密度灌木11137161.265248.623393相等1.0138170.3249
草本87738.021613.442768不等1.177211.49120.2629
干生物量灌木1123.619.53245.889218.8相等0.7356170.4720
草本818.28.27862.926916.2不等0.826114.30360.4223