贵州织金洞洞穴动物群落多样性与光照强度及土壤重金属含量的关系
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徐承香, 李子忠, 黎道洪
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Relationships between the diversity of animal communities and the lighting environment and content of heavy metals in soils in Guizhou Zhijin Cave
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Chengxiang Xu,Zizhong Li,Daohong Li
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| 表5 织金洞环境因子主成分的因子负荷量、特征值与贡献率 |
| Table 5 Loading scores, eigenvalue and contribution of principal component of environmental factors in Zhijin Cave |
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环境因子
Environmental factors | 主成分 Principal component | | 1 | 2 | 3 | 4 | | 温度 Temperature | 0.704 | 0.142 | 0.498 | 0.396 | | 湿度 Humidity | 0.807 | -0.206 | -0.353 | -0.084 | | 钙 Ca | 0.531 | 0.743 | 0.156 | 0.190 | | 有机质 Organic matter | 0.502 | 0.083 | 0.753 | -0.156 | | 氧气 O2 | -0.343 | 0.209 | 0.234 | -0.262 | | 氮气 N2 | -0.237 | 0.303 | 0.085 | 0.228 | | 二氧化碳 CO2 | -0.635 | -0.544 | -0.523 | 0.202 | | 铜 Cu | 0.295 | -0.857 | 0.014 | -0.178 | | 锌 Zn | -0.497 | 0.468 | -0.467 | -0.312 | | 镍 Ni | -0.504 | 0.286 | -0.696 | 0.379 | | 铬 Cr | -0.074 | -0.965 | 0.071 | 0.208 | | 汞 Hg | 0.478 | -0.011 | 0.463 | 0.226 | | 砷 As | -0.515 | -0.545 | 0.369 | -0.364 | | 特征值 Eigenvalue | 3.448 | 3.315 | 2.356 | 1.684 | | 贡献率 Contribution (%) | 26.5 | 25.5 | 18.1 | 13.0 | 累计贡献率
Accumulate
contribution (%) | 26.5 | 52.0 | 70.1 | 83.1 |
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