晋西黄土区典型乔灌木短期水分利用效率对环境因子的响应
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Responses of short-term water use efficiency to environmental factors in typical trees and shrubs of the loess area in West Shanxi, China
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图4. 7-10月晋西黄土区不同植物种叶片、枝条稳定碳同位素比值(δ13C)箱形图。*, p < 0.05; **, p < 0.01。 |
Fig. 4. Box plots of the stable carbon isotope ratios (δ13C) of leaves and branches for different tree species in the loess area of West Shanxi from July to October. *, p < 0.05; **, p < 0.01. |
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