干旱沙区生物结皮对土壤膨胀的影响
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贾鸿飞, 贾荣亮, 吴秀丽, 赵芸, 刘立超, 高艳红, 杨昊天, 张甜
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Effects of biocrust on soil swelling in arid desert
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Hongfei Jia, Rongliang Jia, Xiuli Wu, Yun Zhao, Lichao Liu, Yanhong Gao, Haotian Yang, Tian Zhang
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表2 拟合曲线斜率在不同降水量下的取值
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Table 2 The value of the slope of the fitted curve under different precipitation
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结皮类型 | 固沙植被发育 时间/a | 降水量/mm |
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1 | 2 | 3 | 5 | 10 |
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蓝藻结皮 | 64 | 3.533 | 0.052 | 0.026 | 0.013 | 0.005 | 39 | 0.080 | 0.070 | 0.062 | 0.051 | 0.035 | 33 | 0.120 | 0.032 | 0.019 | 0.010 | 0.005 | 藻-地衣混生结皮 | 64 | 0.214 | 0.154 | 0.121 | 0.084 | 0.048 | 39 | 0.087 | 0.087 | 0.087 | 0.086 | 0.085 | 33 | 0.904 | 0.093 | 0.049 | 0.025 | 0.011 | 真藓结皮 | 64 | 0.176 | 0.147 | 0.126 | 0.098 | 0.063 | 39 | 0.167 | 0.060 | 0.036 | 0.020 | 0.010 | 33 | 0.460 | 0.093 | 0.052 | 0.027 | 0.013 | 土生对齿藓结皮 | 64 | 10.833 | 0.129 | 0.065 | 0.032 | 0.014 | 39 | 0.289 | 0.134 | 0.087 | 0.051 | 0.025 | 33 | 1.377 | 0.079 | 0.041 | 0.021 | 0.009 | 齿肋赤藓结皮 | 64 | 1.933 | 0.056 | 0.029 | 0.014 | 0.006 | 33 | 0.211 | 0.100 | 0.065 | 0.038 | 0.019 |
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