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 Chinaan example in Sonid Left BannerSonid Right Bannerand 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