Does increasing intrinsic water use efficiency (iWUE) stimulate tree growth at natural alpine timberline on the southeastern Tibetan Plateau?

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• 作者：Ru Huang^a ; ^c ; ^d ; Haifeng Zhu^a ; ^f ; Xiaohong Liu^b ; ^e ; ^{liuxh@lzb.ac.cn} ; Eryuan Liang^a ; ^f ; Jussi Grieß ; inger^d ; Guoju Wu^b ; Xiaoxia Li^a ; Achim Brä ; uning^d
• 关键词：Upper timberline ; Tree growth ; Intrinsic water use efficiency ; CO2 fertilization ; Climate warming ; Southeastern Tibetan Plateau
• 刊名：Global and Planetary Change
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：148
• 期：Complete
• 页码：217-226
• 全文大小：919 K
• 卷排序：148

文摘

BAI and iWUE of timberline trees have an increasing trend since 1900. Ca dominates iWUE for the 46-year increasing trend and interannual variations. Rising iWUE could stimulate BAI for raw data with the 46-year increasing trends. Temperatures control BAI at the interannual timescales.