不同水热梯度下冠层优势树种叶片热力性状及适应策略的变化趋势
周莹莹1,2, 林华1,*(
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Variation of leaf thermal traits and plant adaptation strategies of canopy dominant tree species along temperature and precipitation gradients
ZHOU Ying-Ying1,2, LIN Hua1,*()
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图2. 云南省具有明显水热梯度的不同森林叶片性状间的相关关系。SAV, 元江干热河谷植被; STF, 哀牢山亚热带常绿阔叶林; TEF, 丽江温带针阔混交林; TRF, 西双版纳热带雨林。Amass, 单位质量最大净光合速率; EWT, 单位面积叶片含水量; Thickness, 叶片厚度; Tr, 蒸腾速率; Vein_density, 叶脉密度。
Fig. 2. Relationship between leaf traits across different forests with obvious temperature and precipitation gradients in Yunnan Province. SAV, savanna vegetation in Yuanjiang; STF, subtropical evergreen broadleaf forest in Ailao Mountain; TEF, temperate mixed forest in Lijiang; TRF, tropical rain forest in Xishuangbanna. Amass, maximum photosynthetic rate per mass; EWT, leaf equivalent water thickness; Thickness, leaf thickness; Tr, transpiration rate;Vein_density, vein density.
