藏东南三江并流核心区植被时空动态变化及其气候驱动力分析
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王春雅, 王金牛, 崔霞, 魏彦强, 孙建, Niyati Naudiyal, 杜文涛, 陈庆涛
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Spatio-temporal change in vegetation patterns and its climatic drivers in the core region of Three Parallel Rivers in southeast Tibet
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WANG Chunya, WANG Jinniu, CUI Xia, WEI Yanqiang, SUN Jian, NIYATI Naudiyal, DU Wentao, CHEN Qingtao
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表2 2000—2016年研究区各植被类型年平均NDVI面积统计
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Tab. 2 Annual mean NDVI area statistics for each vegetation type in the study area from 2000 to 2016
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NDVI值 | 非植被区 (<0.1) | 低植被覆盖 (0.1~0.3) | 中低植被覆盖 (0.3~0.45) | 中等植被覆盖 (0.6~0.75) | 中高植被覆盖 (0.6~0.75) | 高植被覆盖 (>0.75) | 农田 | 面积(km²) | 0.36 | 59.94 | 253.71 | 673.92 | 1251.63 | 551.79 | 面积比例(%) | 0.01 | 2.15 | 9.09 | 24.14 | 44.84 | 19.77 | 草地 | 面积(km²) | 1929.51 | 10251.09 | 8700.12 | 13905.45 | 29551.23 | 17470.98 | 面积比例(%) | 2.36 | 12.53 | 10.63 | 17.00 | 36.12 | 21.36 | 灌草丛 | 面积(km²) | — | 2.07 | 9.72 | 48.24 | 384.75 | 533.25 | 面积比例(%) | — | 0.21 | 0.99 | 4.93 | 39.34 | 54.52 | 常绿阔叶林 | 面积(km²) | — | — | — | 0.81 | 35.01 | 1229.22 | 面积比例(%) | — | — | — | 0.06 | 2.77 | 97.17 | 落叶阔叶林 | 面积(km²) | — | — | 2.79 | 18.99 | 157.32 | 350.82 | 面积比例(%) | — | — | 0.53 | 3.58 | 29.69 | 66.20 | 常绿针叶林 | 面积(km²) | 0.72 | 2.43 | 11.43 | 124.20 | 2268.72 | 16454.70 | 面积比例(%) | — | 0.01 | 0.06 | 0.66 | 12.03 | 87.24 | 其它 | 面积(km²) | 2959.38 | 986.04 | 311.76 | 207.54 | 198.90 | 245.61 | 面积比例(%) | 60.28 | 20.09 | 6.35 | 4.23 | 4.05 | 5.00 |
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