长白山北坡林线岳桦种群动态对气候变化响应的坡向分异
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王晓东, 刘惠清
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The Dynamics Response of Betula ermanii Population and Climate Change on Different Slopes Aspect of North Slope,Changbai Mountains
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Xiao-dong WANG, Hui-qing LIU
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| 表3 岳桦种群聚集度线性趋势分析 |
| Table 3 The linear trend analysis of Betula ermanii diameter configuration |
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| 生长方式 | 样地编号 | 方程与参数 | I | M*/m | CA | C | | 灌丛状 | 东坡 | 方程 | y=-0.22x+14.05 | y=-0.09x+8.21 | y=-0.09x+7.21 | y=-0.22x+15.05 | | p | 0.473 | 0.528 | 0.528 | 0.473 | | R2 | 0.023 | 0.018 | 0.018 | 0.023 | | 东北坡 | 方程 | y=-0.59x+7.87 | y=-0.23x+6.70 | y=-0.23x+5.69 | y=-0.59x+8.87 | | p | 0.188 | 0.504 | 0.504 | 0.188 | | R2 | 0.152 | 0.042 | 0.042 | 0.152 | | 东南坡 | 方程 | y=-0.56x+10.41 | y=-0.22x+5.27 | y=-0.22x+4.27 | y=-0.56x+11.41 | | p | 0.034 | 0.008 | 0.008 | 0.034 | | R2 | 0.301 | 0.433 | 0.433 | 0.301 | | 乔木状 | 东坡 | 方程 | y=-0.82x+28.33 | y=-0.27x+12.68 | y=-0.27x+11.68 | y=-0.82x+29.33 | | p | 0.032 | 0.015 | 0.015 | 0.032 | | R2 | 0.184 | 0.231 | 0.231 | 0.184 | | 东北坡 | 方程 | y=1.94x+9.06 | y=0.19x+9.58 | y=0.19x+8.58 | y=1.94x+10.06 | | p | 0.078 | 0.646 | 0.646 | 0.078 | | R2 | 0.256 | 0.02 | 0.02 | 0.256 | | 东南坡 | 方程 | y=-0.29x+8.25 | y=0.10x+4.46 | y=0.10x+3.46 | y=-0.29x+9.25 | | p | 0.533 | 0.728 | 0.728 | 0.533 | | R2 | 0.031 | 0.01 | 0.01 | 0.031 |
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