油松人工林火烧迹地早期土壤入渗动态
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秦倩倩, 邱聪, 郑大柽, 刘艳红
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Soil infiltration dynamics in early period of a post-fire Pinus tabulaeformis plantation
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QIN Qian-Qian, QIU Cong, ZHENG Da-Cheng, LIU Yan-Hong
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表4 火烧对油松人工林土壤入渗性的作用
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Table 4 Effects of fire on soil infiltrability in a Pinus tabulaeformis plantation
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| 变量 Variable | 因子 Factor | 直接效应
Direct effect | 间接效应
Indirect effect | 总效应
Total effect | p | 决定系数
Determination coefficient (R2) | | 土壤结构性质 Soil structural property | 火烧干扰 Fire disturbance | 0.633 | - | 0.633 | <0.001 | 0.40 | | 土壤入渗性 Soil infiltrability | 火烧干扰 Fire disturbance | - | -0.118 | -0.118 | - | 0.10 | | 土壤结构性质 Soil structural property | -0.187 | - | -0.187 | 0.009 | |
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