三江源生态工程实施以来草地恢复态势及现状分析
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徐新良, 王靓, 李静, 蔡红艳
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Analysis of the Grassland Restoration Trend and Degradation Situation in the “Three-River Headwaters” Region since the Implementation of the Ecological Project
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XU Xinliang,WANG Liang,LI Jing,CAI Hongyan
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表3 2004-2012年三江源地区各县草地退化面积统计表(km2) |
Tab. 3 Grassland degradation area in each county in the “Three-River Headwaters” region during 2004-2012 (km2) |
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县名 | 退化发生 | 退化加剧 | 退化状态不变 | 轻微好转 | 明显好转 | 治多县 | 59.44 | 55.63 | 10 750.96 | 362.82 | 106.74 | 曲麻莱县 | 0.00 | 5.65 | 13 176.11 | 13 024.88 | 3273.66 | 兴海县 | 0.00 | 0.00 | 693.73 | 179.00 | 18.14 | 唐古拉山乡 | 2.07 | 9.52 | 3223.77 | 784.33 | 8.83 | 玛多县 | 2.34 | 7.81 | 9360.88 | 1226.90 | 558.67 | 同德县 | 0.00 | 0.00 | 36.89 | 10.93 | 1.87 | 泽库县 | 0.00 | 0.00 | 357.97 | 85.11 | 14.04 | 玛沁县 | 0.00 | 36.73 | 1361.06 | 278.03 | 162.86 | 称多县 | 37.20 | 33.00 | 4965.95 | 1956.67 | 706.73 | 河南 | 0.00 | 0.00 | 353.92 | 4.30 | 7.63 | 杂多县 | 0.00 | 123.68 | 7511.86 | 834.93 | 69.82 | 甘德县 | 0.00 | 0.00 | 432.45 | 490.87 | 76.15 | 达日县 | 0.24 | 20.69 | 1807.78 | 403.14 | 63.34 | 玉树县 | 0.00 | 0.00 | 2863.39 | 189.81 | 19.23 | 久治县 | 3.75 | 3.29 | 110.03 | 602.25 | 218.79 | 班玛县 | 0.88 | 0.00 | 15.58 | 564.28 | 74.70 | 囊谦县 | 0.00 | 1.45 | 3159.16 | 818.58 | 44.54 | 合计 | 105.92 | 297.45 | 60 181.49 | 21 816.83 | 5425.74 |
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