巴丹吉林沙漠东缘主要灌木数量特征及空间分布
姜亚东, 吕世杰, 刘红梅, 娜仁花, 刘昕宇

Analysis of quantitative characteristics and spatial distribution for main shrubs on the eastern edge of the Badain Jaran Desert
Yadong Jiang, Shijie Lv, Hongmei Liu, Narenhua, Xinyu Liu
表2 不同灌木种群基本数量特征的方差分析
Table 2 The variance analysis of basic quantitative characteristics of different shrub populations
指标植物种群变异来源自由度平方和均方F检验结果Pr>F拟合率r2
频次白刺尺度41 700.40425.104.970.07490.8353
样地136.1036.100.420.5515
红砂尺度412 821.603 205.4015.720.01030.9414
样地1280.90280.901.380.3056
梭梭尺度43 800.60950.1521.520.00570.9559
样地128.9028.900.650.4639
高度白刺尺度417.794.451.190.43510.5575
样地11.041.040.280.6252
红砂尺度415.503.871.160.44520.9002
样地1105.17105.1731.430.0050
梭梭尺度413.953.490.010.99950.0388
样地129.2429.240.110.7575
冠幅直径白刺尺度4122.3330.581.230.42430.5901
样地121.3721.370.860.4071
红砂尺度440.3410.090.390.80980.8891
样地1794.77794.7730.510.0052
梭梭尺度448.9112.230.030.99770.0411
样地123.9323.930.060.8240
株丛径白刺尺度4186.2146.559.150.02720.9351
样地1106.86106.8621.010.0102
红砂尺度49.532.380.970.51060.7121
样地114.7914.796.030.0699
梭梭尺度415.823.950.850.56030.4844
样地11.651.650.350.5835