小兴安岭凉水国家级自然保护区植物beta多样性及其影响因素
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佘丹琦, 张喜亭, 肖路, 仲召亮, 王慧梅, 王文杰
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Plant beta diversity and its influence factors in the Liangshui National Nature Reserve in the central region of the Xiaoxing’an Mountains
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Danqi She, Xiting Zhang, Lu Xiao, Zhaoliang Zhong, Huimei Wang, Wenjie Wang
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表1 Beta多样性(Btotal)及其物种周转组分(Repl)和物种多度差异组分(AbDiff)与地理地形、保护强度、土壤因子、生物因子相关性的Mantel检验
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Table 1 Mantel correlations analysis between beta diversity (Btotal), its components of species turnover (Repl) and abundance differences (AbDiff) and geography and terrain, protection intensity, soil factors and biological factors
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| | 乔木层 Arbor layer | 灌木层 Shrub layer | 草本层 Herb layer | Sørensen index | AbDiff | Repl | Sørensen index | AbDiff | Repl | Sørensen index | AbDiff | Repl | 地理地形 Geography and terrain | 经纬度 Longitude and latitude | 0.079** | 0.01 | 0.06 | 0.05 | 0.02 | 0.02 | 0.06 | -0.06 | 0.1** | 海拔 Altitude | 0.21*** | 0.21* | 0.01 | 0.07 | 0.07 | <0.001 | 0.18*** | 0.06 | 0.07 | 坡度 Slope | 0.2*** | -0.01 | 0.174** | 0.18** | 0.03 | 0.12* | 0.3*** | 0.05 | 0.16*** | 坡位 Slope position | 0.35*** | 0.14*** | 0.182*** | 0.18*** | 0.09* | 0.08** | 0.13*** | 0.05 | 0.05* | 坡向 Aspect | -0.08 | 0.02 | -0.08 | -0.07 | -0.08 | 0.01 | -0.01 | -0.04 | 0.03 | 保护强度 Protection intensity | 0.14*** | 0.12*** | 0.02 | 0.1** | 0.06 | 0.03 | 0.08** | -0.01 | 0.07** | 土壤因子 Soil factors | 有机碳 Soil organic carbon | 0.03 | -0.04 | 0.06 | 0.05 | 0.09 | -0.03 | -0.01 | -0.01 | <0.001 | 全氮 Total nitrogen | 0.08 | 0.04 | 0.04 | 0.16** | 0.06 | 0.08 | 0.06 | 0.02 | 0.03 | C : N | -0.06 | 0.004 | -0.05 | 0.01 | -0.06 | 0.06 | -0.02 | <0.001 | -0.01 | | pH | 0.05 | 0.13* | -0.06 | 0.09 | 0.03 | 0.05 | -0.04 | <0.001 | -0.03 | | 电导率 Electroconductibility | 0.05 | -0.08 | 0.02 | -0.003 | 0.11 | -0.09 | -0.01 | -0.01 | <0.001 | | 容重 Soil bulk density | 0.04 | 0.04 | 0.003 | 0.13* | 0.11 | 0.02 | -0.003 | -0.01 | 0.01 | | 含水量 Soil water content | 0.09* | 0.07 | 0.16 | 0.21** | -0.01 | 0.18* | 0.07 | 0.02 | 0.03 | 生物因子 Biological factors | 郁闭度 Canopy density | 0.06* | 0.01 | 0.05 | 0.008 | -0.04 | 0.04 | 0.06 | 0.03 | 0.01 | 林龄 Forest age | 0.28*** | 0.42*** | -0.1 | 0.08 | 0.07 | 0.004 | 0.08 | 0.02 | 0.03 | 乔木树高 Tree height | 0.24*** | -0.01 | 0.21*** | 0.14** | 0.07 | 0.05 | 0.11* | -0.06 | 0.13*** | | 乔木胸径 Tree DBH | 0.18*** | 0.45*** | -0.21 | 0.05 | 0.02 | 0.03 | 0.09* | 0.03 | 0.03 | | 灌木树高 Shrub height | 0.05 | 0.04 | -0.01 | 0.12* | 0.14* | -0.02 | -0.03 | 0.01 | -0.03 | | 灌木地径 Shrub ground diameter | 0.02 | -0.02 | 0.03 | 0.16** | 0.17* | 0.01 | -0.08 | <0.001 | -0.06 |
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