草地生态系统生物量在不同气候及多时间尺度上对氮添加和增雨处理的响应
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Response of plant biomass to nitrogen addition and precipitation increasing under different climate conditions and time scales in grassland
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图1. 整合分析站点分布图。 |
Fig. 1. The map of distribution of all the field experiments in this meta-analysis. |
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