CLM5. 0对阿拉斯加多年冻土区土壤温度和碳循环模拟的适用性评估
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闫旭春, 吴晓东, 吕雅琼, 吴通华, 李韧, 胡国杰, 邹德富, 刘亚东, 魏献花, 范晓英, 王栋
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Applicability evaluation of CLM5. 0 in simulating soil temperature and carbon cycle in Alaskan permafrost region
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Xuchun YAN, Xiaodong WU, Yaqiong LÜ, Tonghua WU, Ren LI, Guojie HU, Defu ZOU, Yadong LIU, Xianhua WEI, Xiaoying FAN, Dong WANG
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表3 各站点模拟表层土壤温度的评价指标
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Table 3 Evaluation indexes of simulated soil temperature at the observation sites
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| 站点及土层 | 季节 | R2 | RMSE/℃ | MAE/℃ | MBE/℃ |
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US_Atq 2 cm土壤温度 | 全年 | 0.846 | 9.018 | 7.062 | -4.042 | | 春季 | 0.860 | 6.541 | 5.506 | 1.508 | | 夏季 | 0.778 | 3.464 | 2.649 | 1.964 | | 秋季 | 0.740 | 10.494 | 8.627 | -8.627 | | 冬季 | 0.573 | 12.759 | 11.582 | -11.377 | US_Atq 5 cm土壤温度 | 全年 | 0.829 | 8.794 | 6.773 | -4.343 | | 春季 | 0.838 | 5.985 | 4.935 | 0.772 | | 夏季 | 0.809 | 2.607 | 2.029 | 1.620 | | 秋季 | 0.724 | 10.464 | 8.687 | -8.687 | | 冬季 | 0.534 | 12.660 | 11.602 | -11.478 | US_Prr 2 cm土壤温度 | 全年 | 0.650 | 10.978 | 9.065 | -3.439 | | 春季 | 0.792 | 7.132 | 6.165 | 3.392 | | 夏季 | 0.493 | 7.351 | 6.727 | 6.718 | | 秋季 | 0.674 | 12.260 | 9.531 | -8.684 | | 冬季 | 0.049 | 14.709 | 13.489 | -13.489 | US_Prr 5 cm土壤温度 | 全年 | 0.554 | 11.007 | 9.121 | -3.417 | | 春季 | 0.814 | 6.855 | 5.901 | 3.035 | | 夏季 | 0.390 | 7.241 | 7.243 | 7.241 | | 秋季 | 0.567 | 12.229 | 9.456 | -8.585 | | 冬季 | 0.013 | 14.758 | 13.575 | -13.574 |
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