不同灌溉条件下杨树人工林蒸腾过程及环境响应
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Transpiration process and environmental response of poplar plantation under different irrigation conditions
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图7. 不同土壤水分下毛白杨树干液流通量密度(Fd)与空气水汽压亏缺(VPD)和太阳辐射(SR)之间的相关系数。A, 充分灌溉处理。B, 控水灌溉处理。C, 对照处理。 |
Fig. 7. Correlation coefficient of the sap flow rate (Fd) with vapor pressure deficit (VPD) and global radiation (SR) of popular under different soil water content. A, Full irrigation. B, Water-controlled irrigation. C, Control. |
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