2000—2016年三江源区植被生长季NDVI变化及其对气候因子的响应
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徐嘉昕, 房世波, 张廷斌, 朱永超, 吴东, 易桂花
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NDVI changes and its correlation with climate factors of the Three River-Headwater region in growing seasons during 2000—2016
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Jiaxin XU, Shibo FANG, Tingbin ZHANG, Yongchao ZHU, Dong WU, Guihua YI
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表3 生长季NDVI与当月及前推月份日照时数的相关系数
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Tab.3 Correlation coefficients between NDVI and current month and push-forward month sunshine in growing season
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| 主要草地类型 | 气象站点 | 时段 | 5月 | 6月 | 7月 | 8月 | 9月 | | 高寒草甸草原 | 囊谦 | n | 0.071 | 0.293 | 0.134 | 0.187 | -0.032 | | n-1 | -0.184 | 0.310 | 0.524* | -0.197 | -0.404 | | n-2 | -0.055 | -0.089 | -0.105 | -0.152 | 0.241 | | 杂多 | n | -0.134 | -0.205 | -0.084 | -0.292 | -0.032 | | n-1 | -0.265 | -0.311 | -0.277 | -0.084 | -0.480* | | n-2 | -0.247 | -0.351 | -0.032 | -0.205 | -0.305 | | 玉树 | n | 0.056 | 0.172 | 0.037 | -0.189 | -0.133 | | n-1 | 0.053 | 0.171 | 0.370 | -0.171 | -0.676*** | | n-2 | -0.208 | -0.050 | -0.260 | -0.130 | 0.139 | | 高寒草甸 | 班玛 | n | -0.250 | 0.335 | -0.258 | -0.255 | 0.081 | | n-1 | -0.257 | -0.258 | -0.079 | 0.385 | 0.276 | | n-2 | -0.245 | -0.202 | 0.184 | -0.132 | -0.224 | | 河南 | n | -0.386 | -0.089 | -0.540* | -0.308 | 0.352* | | n-1 | 0.114 | -0.283 | -0.084 | -0.221 | -0.412 | | n-2 | 0.249 | 0.355 | -0.221 | -0.045 | -0.045 | | 玛多 | n | -0.152 | -0.483* | -0.555* | -0.397 | -0.026 | | n-1 | 0.354 | -0.019 | -0.605** | -0.501 | -0.188 | | n-2 | 0.080 | 0.171 | -0.193 | -0.551* | -0.540* | | 高寒草原 | 托托河 | n | -0.319 | -0.382 | -0.745*** | -0.369 | -0.290 | | n-1 | -0.241 | -0.581* | -0.596** | -0.279 | -0.202 | | n-2 | -0.239 | -0.152 | -0.539* | -0.383 | -0.514* | | 五道梁 | n | 0.077 | -0.221 | -0.679*** | -0.155 | -0.055 | | n-1 | -0.371 | 0.045 | -0.205 | -0.045 | -0.084 | | n-2 | -0.318 | -0.032 | 0.089 | -0.352 | -0.381 | | 兴海 | n | -0.089 | -0.063 | -0.581** | -0.089 | -0.063 | | n-1 | 0.071 | -0.197 | -0.063 | -0.259 | -0.205 | | n-2 | -0.045 | 0.077 | -0.134 | -0.164 | -0.224 |
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