Citations:Yin-ch'uan


 * The Chinese Academy of Sciences held a confetence on sand control recently at Yin-ch'uan for the purpose of examining the results of 8 years of research in sand control on the T'eng-ko'li Desert.
 * The Chinese Academy of Sciences held a confetence on sand control recently at Yin-ch'uan for the purpose of examining the results of 8 years of research in sand control on the T'eng-ko'li Desert.