中国森林碳汇潜力与增汇成本评估——基于Meta分析方法
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许骞骞, 曹先磊, 孙婷, 朱颖, 吴伟光
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Assessment of forest carbon sequestration potential and the cost of increasing carbon sequestration in China: Based on meta-analysis method
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XU Qian-qian, CAO Xian-lei, SUN Ting, ZHU Ying, WU Wei-guang
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表3 森林碳汇潜力Meta回归结果
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Table 3 Meta regression results of forest carbon sequestration potential
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| 变量 | 系数 | 标准误 | 95%置信区间 | | 下限 | 上限 | | 研究方法 | | | | | | 样地勘测法 | -0.1469*** | 0.0396 | -0.2252 | -0.0685 | | 微气象学法 | -0.2204*** | 0.0585 | -0.3360 | -0.1048 | | 研究对象特征 | | | | | | 碳库个数 | 0.2159*** | 0.0102 | 0.1957 | 0.2361 | | 研究数据特征 | | | | | | 国内数据库 | 0.2490*** | 0.0846 | 0.0817 | 0.4162 | | 二手数据 | 0.0124 | 0.0467 | -0.0800 | 0.1047 | | 计量区域特征 | | | | | | 分林区 | 0.3814*** | 0.0575 | 0.2677 | 0.4952 | | 分省份 | -0.0732* | 0.0400 | -0.1522 | 0.0059 | | 期刊特征 | | | | | | 期刊论文 | -0.6060*** | 0.0898 | -0.7836 | -0.4285 | | 评估时段 | | | | | | 估计年份 | 0.0163*** | 0.0010 | 0.0143 | 0.0183 | | 常数项 | -23.5496*** | 2.0648 | -27.6318 | -19.4674 | | R2 | 0.8766 | — | — | — | | F检验 | 130.86*** | — | — | — |
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