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Temporal-Spatial Changes of the Oasis in the Heihe River Basin over the Past 25 Years

Written By

Yaowen Xie, Linlin Li, Xiaojiong Zhao and Chunxia Yuan

Submitted: March 2nd, 2011 Published: March 7th, 2012

DOI: 10.5772/28707

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Written By

Yaowen Xie, Linlin Li, Xiaojiong Zhao and Chunxia Yuan

Submitted: March 2nd, 2011 Published: March 7th, 2012