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A 1 835 a tree-ring chronology and its preliminary analyses in Dulan region, Qinghai[J]. KANG Xingcheng, Lisa J. Graumlich and Paul Sheppard1. Lanzhou Institute of Glaciology and Geocryology, Chinese Academy of Sciences, Lanzhou 730000, China;2. Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ85721, USA.Chinese Science Bulletin. 1997(13)
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Picea seedlings show apparent acclimation to drought with increasing altitude in the eastern Himalaya[J] . Chunyang Li,Shirong Liu,Frank Berninger.Trees . 2004 (3)
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Variations of stomatal density and carbon isotope values of Picea crassifolia at different altitudes in the Qilian Mountains[J] . Wei-ya Qiang,Xun-ling Wang,Tuo Chen,Hu-yuan Feng,Li-zhe An,Yuan-qin He,Gang Wang.Trees . 2003 (3)