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中国北方植被水分利用效率的时间变化特征及其影响因子
冯朝阳,王鹤松*(),孙建新
Temporal changes of vegetation water use efficiency and its influencing factors in Northern China
Chao-Yang FENG,He-Song WANG*(),Jian-xin SUN

图4. 本研究台站不同因子与水分利用效率(WUE)的相关性(p < 0.05)。GPP (g C·m-2), 总初级生产力; ET (kg H2O·m-2), 蒸发散; PAR (W·m-2), 光合有效辐射; RH (%), 相对湿度; Ta (℃), 温度; VPD (kPa), 大气水汽压亏缺。

Fig. 4. Pearson’s correlations of different factors with water use efficiency (WUE). GPP (g C·m-2), gross primary production; ET (kg H2O·m-2), evapotranspiration; PAR (W·m-2), photosynthetically active radiation; RH (%), relative humidity; Ta (°C), temperature; VPD (kPa), vapor pressure deficit.