The influence of the environmental factors on carbon isotope composition of Gingko leaves in the arid- semi-arid area city
HU Qingjing, ZHANG Chengjun, GUO Jing, ZHU Zhaojing, AN Juan
Ecology and Environmental Sciences . 2010, (7): 1543 -1549 .  DOI: 10.16258/j.cnki.1674-5906(2010)07-1543-07

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