黄土丘陵沟壑区坡面径流侵蚀产沙过程的环境解释
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郑江坤, 魏天兴, 赵健, 陈致富
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Environmental Interpretation on Slope Runoff-Erosion-Sediment Process in Loess Hilly and Gully Region
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Jiang-kun ZHENG, Tian-xing WEI, Jian ZHAO, Zhi-fu CHEN
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表3 环境因子与排序轴之间的关系 |
Table 3 Correlation and explain amount of environmental factors to the axes of DCCA ordination |
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简称 | 第一轴 | 第二轴 | 第三轴 | 第四轴 | bd | cp | ph | om | sl | sp | as | al | ac | bd | 0.12 | -0.42* | -0.19 | -0.55 | 1 | | | | | | | | | cp | -0.30 | -0.20 | 0.24 | 0.29 | -0.53 | 1 | | | | | | | | ph | 0.73** | -0.23 | 0.02 | -0.68 | 0.03 | -0.15 | 1 | | | | | | | om | 0.11 | 0.04 | 0.07 | 0.28 | -0.37 | 0.09 | -0.24 | 1 | | | | | | sl | -0.09 | -0.13 | -0.01 | 0.00 | -0.63* | 0.50 | 0.26 | 0.18 | 1 | | | | | sp | -0.53* | 0.15 | 0.23 | 0.61 | -0.43 | 0.64* | -0.46* | 0.05 | 0.27 | 1 | | | | as | -0.07 | 0.02 | -0.19 | 0.08 | -0.20 | 0.18 | 0.04 | -0.03 | 0.64* | 0.41 | 1 | | | al | -0.33 | 0.08 | 0.46* | -0.11 | -0.07 | 0.32 | 0.10 | -0.34 | 0.19 | 0.61* | 0.29 | 1 | | ac | 0.10 | -0.13 | -0.11 | -0.04 | 0.62 | -0.54 | -0.30 | 0.13 | -0.81** | -0.36 | -0.53 | -0.32 | 1 | rw | -0.20 | 0.22 | -0.30 | 0.40* | -0.57 | 0.49 | -0.03 | 0.11 | 0.29 | 0.02 | -0.25 | -0.29 | -0.39 |
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