Journal of Desert Research ›› 2023, Vol. 43 ›› Issue (3): 295-304.DOI: 10.7522/j.issn.1000-694X.2023.00027
Yadong Jiang1(), Shijie Lv2(
), Hongmei Liu3, Narenhua4, Xinyu Liu5
Received:
2023-02-27
Revised:
2023-04-03
Online:
2023-05-20
Published:
2023-05-31
Contact:
Shijie Lv
CLC Number:
Yadong Jiang, Shijie Lv, Hongmei Liu, Narenhua, Xinyu Liu. Analysis of quantitative characteristics and spatial distribution for main shrubs on the eastern edge of the Badain Jaran Desert[J]. Journal of Desert Research, 2023, 43(3): 295-304.
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URL: http://www.desert.ac.cn/EN/10.7522/j.issn.1000-694X.2023.00027
数量特征 | 样地 | 霸王(Zygophyllum Xanthoxylon) | 白刺(Nitraria Tangutorum) | 红砂(Reaumuria Songarica) | 梭梭(Haloxylon Ammodendron) | 总计及 平均 |
---|---|---|---|---|---|---|
频次 | D样地 | 9 | 55 | 127 | 70 | 261 |
S样地 | 31 | 90 | 51 | 172 | ||
总计 | 9 | 86 | 217 | 121 | 433 | |
高度 | D样地 | 27.78±5.08 | 14.96±1.14 | 12.47±0.43 | 82.71±4.70 | 32.36±2.30 |
S样地 | 12.16±0.96 | 15.74±0.85 | 58.00±4.74 | 27.63±2.11 | ||
平均 | 27.78±5.08 | 13.95±0.82 | 13.83±0.45 | 72.30±3.54 | 30.48±1.62 | |
冠幅直径 | D样地 | 42.00±11.92 | 44.89±4.61 | 31.27±1.19 | 124.91±7.46 | 59.62±3.39 |
S样地 | 39.56±5.44 | 39.02±2.11 | 84.10±7.22 | 52.49±3.02 | ||
平均 | 42.00±11.92 | 42.97±3.53 | 34.48±1.15 | 107.71±5.57 | 56.79±2.37 | |
株丛径 | D样地 | 1.89±0.44 | 18.81±3.56 | 3.94±1.67 | 6.11±0.52 | 7.58±1.17 |
S样地 | 21.38±5.08 | 1.03±0.07 | 5.01±2.22 | 5.88±1.25 | ||
平均 | 1.89±0.44 | 19.73±2.91 | 2.73±0.98 | 5.64±0.98 | 6.91±0.86 |
Table 1 The frequency of different shrubs in the two plots
数量特征 | 样地 | 霸王(Zygophyllum Xanthoxylon) | 白刺(Nitraria Tangutorum) | 红砂(Reaumuria Songarica) | 梭梭(Haloxylon Ammodendron) | 总计及 平均 |
---|---|---|---|---|---|---|
频次 | D样地 | 9 | 55 | 127 | 70 | 261 |
S样地 | 31 | 90 | 51 | 172 | ||
总计 | 9 | 86 | 217 | 121 | 433 | |
高度 | D样地 | 27.78±5.08 | 14.96±1.14 | 12.47±0.43 | 82.71±4.70 | 32.36±2.30 |
S样地 | 12.16±0.96 | 15.74±0.85 | 58.00±4.74 | 27.63±2.11 | ||
平均 | 27.78±5.08 | 13.95±0.82 | 13.83±0.45 | 72.30±3.54 | 30.48±1.62 | |
冠幅直径 | D样地 | 42.00±11.92 | 44.89±4.61 | 31.27±1.19 | 124.91±7.46 | 59.62±3.39 |
S样地 | 39.56±5.44 | 39.02±2.11 | 84.10±7.22 | 52.49±3.02 | ||
平均 | 42.00±11.92 | 42.97±3.53 | 34.48±1.15 | 107.71±5.57 | 56.79±2.37 | |
株丛径 | D样地 | 1.89±0.44 | 18.81±3.56 | 3.94±1.67 | 6.11±0.52 | 7.58±1.17 |
S样地 | 21.38±5.08 | 1.03±0.07 | 5.01±2.22 | 5.88±1.25 | ||
平均 | 1.89±0.44 | 19.73±2.91 | 2.73±0.98 | 5.64±0.98 | 6.91±0.86 |
指标 | 植物种群 | 变异来源 | 自由度 | 平方和 | 均方 | F值 | 检验结果Pr>F | 拟合率r2 |
---|---|---|---|---|---|---|---|---|
频次 | 白刺 | 尺度 | 4 | 1 700.40 | 425.10 | 4.97 | 0.0749 | 0.8353 |
样地 | 1 | 36.10 | 36.10 | 0.42 | 0.5515 | |||
红砂 | 尺度 | 4 | 12 821.60 | 3 205.40 | 15.72 | 0.0103 | 0.9414 | |
样地 | 1 | 280.90 | 280.90 | 1.38 | 0.3056 | |||
梭梭 | 尺度 | 4 | 3 800.60 | 950.15 | 21.52 | 0.0057 | 0.9559 | |
样地 | 1 | 28.90 | 28.90 | 0.65 | 0.4639 | |||
高度 | 白刺 | 尺度 | 4 | 17.79 | 4.45 | 1.19 | 0.4351 | 0.5575 |
样地 | 1 | 1.04 | 1.04 | 0.28 | 0.6252 | |||
红砂 | 尺度 | 4 | 15.50 | 3.87 | 1.16 | 0.4452 | 0.9002 | |
样地 | 1 | 105.17 | 105.17 | 31.43 | 0.0050 | |||
梭梭 | 尺度 | 4 | 13.95 | 3.49 | 0.01 | 0.9995 | 0.0388 | |
样地 | 1 | 29.24 | 29.24 | 0.11 | 0.7575 | |||
冠幅直径 | 白刺 | 尺度 | 4 | 122.33 | 30.58 | 1.23 | 0.4243 | 0.5901 |
样地 | 1 | 21.37 | 21.37 | 0.86 | 0.4071 | |||
红砂 | 尺度 | 4 | 40.34 | 10.09 | 0.39 | 0.8098 | 0.8891 | |
样地 | 1 | 794.77 | 794.77 | 30.51 | 0.0052 | |||
梭梭 | 尺度 | 4 | 48.91 | 12.23 | 0.03 | 0.9977 | 0.0411 | |
样地 | 1 | 23.93 | 23.93 | 0.06 | 0.8240 | |||
株丛径 | 白刺 | 尺度 | 4 | 186.21 | 46.55 | 9.15 | 0.0272 | 0.9351 |
样地 | 1 | 106.86 | 106.86 | 21.01 | 0.0102 | |||
红砂 | 尺度 | 4 | 9.53 | 2.38 | 0.97 | 0.5106 | 0.7121 | |
样地 | 1 | 14.79 | 14.79 | 6.03 | 0.0699 | |||
梭梭 | 尺度 | 4 | 15.82 | 3.95 | 0.85 | 0.5603 | 0.4844 | |
样地 | 1 | 1.65 | 1.65 | 0.35 | 0.5835 |
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值 | 检验结果Pr>F | 拟合率r2 |
---|---|---|---|---|---|---|---|---|
频次 | 白刺 | 尺度 | 4 | 1 700.40 | 425.10 | 4.97 | 0.0749 | 0.8353 |
样地 | 1 | 36.10 | 36.10 | 0.42 | 0.5515 | |||
红砂 | 尺度 | 4 | 12 821.60 | 3 205.40 | 15.72 | 0.0103 | 0.9414 | |
样地 | 1 | 280.90 | 280.90 | 1.38 | 0.3056 | |||
梭梭 | 尺度 | 4 | 3 800.60 | 950.15 | 21.52 | 0.0057 | 0.9559 | |
样地 | 1 | 28.90 | 28.90 | 0.65 | 0.4639 | |||
高度 | 白刺 | 尺度 | 4 | 17.79 | 4.45 | 1.19 | 0.4351 | 0.5575 |
样地 | 1 | 1.04 | 1.04 | 0.28 | 0.6252 | |||
红砂 | 尺度 | 4 | 15.50 | 3.87 | 1.16 | 0.4452 | 0.9002 | |
样地 | 1 | 105.17 | 105.17 | 31.43 | 0.0050 | |||
梭梭 | 尺度 | 4 | 13.95 | 3.49 | 0.01 | 0.9995 | 0.0388 | |
样地 | 1 | 29.24 | 29.24 | 0.11 | 0.7575 | |||
冠幅直径 | 白刺 | 尺度 | 4 | 122.33 | 30.58 | 1.23 | 0.4243 | 0.5901 |
样地 | 1 | 21.37 | 21.37 | 0.86 | 0.4071 | |||
红砂 | 尺度 | 4 | 40.34 | 10.09 | 0.39 | 0.8098 | 0.8891 | |
样地 | 1 | 794.77 | 794.77 | 30.51 | 0.0052 | |||
梭梭 | 尺度 | 4 | 48.91 | 12.23 | 0.03 | 0.9977 | 0.0411 | |
样地 | 1 | 23.93 | 23.93 | 0.06 | 0.8240 | |||
株丛径 | 白刺 | 尺度 | 4 | 186.21 | 46.55 | 9.15 | 0.0272 | 0.9351 |
样地 | 1 | 106.86 | 106.86 | 21.01 | 0.0102 | |||
红砂 | 尺度 | 4 | 9.53 | 2.38 | 0.97 | 0.5106 | 0.7121 | |
样地 | 1 | 14.79 | 14.79 | 6.03 | 0.0699 | |||
梭梭 | 尺度 | 4 | 15.82 | 3.95 | 0.85 | 0.5603 | 0.4844 | |
样地 | 1 | 1.65 | 1.65 | 0.35 | 0.5835 |
植物种群 | 变异来源 | 自由度 | 平方和 | 均方 | F值 | 检验结果Pr>F | 拟合率r2 |
---|---|---|---|---|---|---|---|
白刺 | 尺度 | 4 | 81.67 | 20.42 | 14.65 | 0.0117 | 0.9529 |
样地 | 1 | 31.05 | 31.05 | 22.27 | 0.0092 | ||
红砂 | 尺度 | 4 | 49.08 | 12.27 | 1.44 | 0.3656 | 0.5986 |
样地 | 1 | 1.66 | 1.66 | 0.19 | 0.6818 | ||
梭梭 | 尺度 | 4 | 49.29 | 12.32 | 2.57 | 0.1913 | 0.8340 |
样地 | 1 | 47.00 | 47.00 | 9.81 | 0.0351 |
Table 3 The analysis of variance of important values of different shrub populations
植物种群 | 变异来源 | 自由度 | 平方和 | 均方 | F值 | 检验结果Pr>F | 拟合率r2 |
---|---|---|---|---|---|---|---|
白刺 | 尺度 | 4 | 81.67 | 20.42 | 14.65 | 0.0117 | 0.9529 |
样地 | 1 | 31.05 | 31.05 | 22.27 | 0.0092 | ||
红砂 | 尺度 | 4 | 49.08 | 12.27 | 1.44 | 0.3656 | 0.5986 |
样地 | 1 | 1.66 | 1.66 | 0.19 | 0.6818 | ||
梭梭 | 尺度 | 4 | 49.29 | 12.32 | 2.57 | 0.1913 | 0.8340 |
样地 | 1 | 47.00 | 47.00 | 9.81 | 0.0351 |
植物种群 | 样地 | 模型 | 块金方差 C0 | 基台值 C0+C | 结构比 C/(C0+C) | 范围参数 A | 自相关尺度 A0 | 数据转换 |
---|---|---|---|---|---|---|---|---|
白刺 | D样地 | Gaussian | 0.0010 | 0.8430 | 0.999 | 4.17 | 2.41 | 对数转换 |
S样地 | Spherical | 0.0830 | 1.6060 | 0.948 | 1.95 | 1.95 | 对数转换 | |
红砂 | D样地 | Exponential | 0.0244 | 0.2748 | 0.911 | 8.91 | 2.97 | 对数转换 |
S样地 | Gaussian | 0.0101 | 0.0789 | 0.872 | 88.33 | 51.00 | 对数转换 | |
梭梭 | D样地 | Linear | 0.1051 | 0.1051 | 0.000 | 31.60 | 31.60 | 不转换 |
S样地 | Exponential | 0.4450 | 1.4830 | 0.700 | 153.00 | 51.00 | 对数转换 | |
整体 | D样地 | Spherical | 0.0410 | 0.7760 | 0.947 | 1.40 | 1.40 | 对数转换 |
S样地 | Gaussian | 0.3170 | 0.6620 | 0.521 | 28.46 | 16.43 | 对数转换 |
Table 4 The results of semivariance function analysis of different shrub populations
植物种群 | 样地 | 模型 | 块金方差 C0 | 基台值 C0+C | 结构比 C/(C0+C) | 范围参数 A | 自相关尺度 A0 | 数据转换 |
---|---|---|---|---|---|---|---|---|
白刺 | D样地 | Gaussian | 0.0010 | 0.8430 | 0.999 | 4.17 | 2.41 | 对数转换 |
S样地 | Spherical | 0.0830 | 1.6060 | 0.948 | 1.95 | 1.95 | 对数转换 | |
红砂 | D样地 | Exponential | 0.0244 | 0.2748 | 0.911 | 8.91 | 2.97 | 对数转换 |
S样地 | Gaussian | 0.0101 | 0.0789 | 0.872 | 88.33 | 51.00 | 对数转换 | |
梭梭 | D样地 | Linear | 0.1051 | 0.1051 | 0.000 | 31.60 | 31.60 | 不转换 |
S样地 | Exponential | 0.4450 | 1.4830 | 0.700 | 153.00 | 51.00 | 对数转换 | |
整体 | D样地 | Spherical | 0.0410 | 0.7760 | 0.947 | 1.40 | 1.40 | 对数转换 |
S样地 | Gaussian | 0.3170 | 0.6620 | 0.521 | 28.46 | 16.43 | 对数转换 |
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