2000—2018年河北坝上地区土壤风蚀模数变化
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贾文茹, 李庆, 李秀明, 谢宝妮, 王翠
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The spatial and temporal variation of soil wind erosion modulus in the Baishan region of Hebei Province from 2000 to 2018
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Wenru Jia, Qing Li, Xiuming Li, Baoni Xie, Cui Wang
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表2 不同时段各土壤侵蚀强度所占比例
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Table 2 Proportion of soil erosion intensities in different periods
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| 年份 | 各侵蚀强度所占比例/% | 风蚀风险区 面积比/% |
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| 微度侵蚀 | 轻度侵蚀 | 中度侵蚀 | 强度侵蚀 | 极强度侵蚀 | 剧烈侵蚀 |
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| 2000 | 4.39 | 75.93 | 19.43 | 0.22 | 0.02 | 0.01 | 0.25 | | 2001 | 2.38 | 31.13 | 34.40 | 18.60 | 13.41 | 0.08 | 32.09 | | 2002 | 3.04 | 53.6 | 37.04 | 6.25 | 0.08 | 0.01 | 6.33 | | 2003 | 13.18 | 85.81 | 1.01 | 0.01 | 0.00 | 0.00 | 0.01 | | 2004 | 9.26 | 89.31 | 1.40 | 0.02 | 0.01 | 0.00 | 0.03 | | 2005 | 25.53 | 74.37 | 0.08 | 0.02 | 0.01 | 0.00 | 0.02 | | 2006 | 12.26 | 87.10 | 0.62 | 0.01 | 0.01 | 0.00 | 0.02 | | 2007 | 16.89 | 81.38 | 1.71 | 0.01 | 0.01 | 0.00 | 0.02 | | 2008 | 43.52 | 55.83 | 0.65 | 0.01 | 0.00 | 0.00 | 0.01 | | 2009 | 5.38 | 77.72 | 15.97 | 0.89 | 0.03 | 0.00 | 0.92 | | 2010 | 1.92 | 74.96 | 22.36 | 0.74 | 0.02 | 0.00 | 0.76 | | 2011 | 4.12 | 89.66 | 5.71 | 0.51 | 0.01 | 0.00 | 0.52 | | 2012 | 1.25 | 63.84 | 21.28 | 7.61 | 4.89 | 1.12 | 13.63 | | 2013 | 0.86 | 83.12 | 15.32 | 0.68 | 0.02 | 0.00 | 0.69 | | 2014 | 17.70 | 81.99 | 0.30 | 0.01 | 0.00 | 0.00 | 0.01 | | 2015 | 2.00 | 62.18 | 21.14 | 12.78 | 1.90 | 0.01 | 14.68 | | 2016 | 5.92 | 78.32 | 15.63 | 0.13 | 0.01 | 0.00 | 0.13 | | 2017 | 15.74 | 83.73 | 0.50 | 0.01 | 0.01 | 0.00 | 0.02 | | 2018 | 10.07 | 88.63 | 1.28 | 0.01 | 0.01 | 0.00 | 0.02 |
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