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New ideas needed for ecological protection in Qinghai province's Sanjiangyun area that contains the headwaters of the Yellow River, the Yangtze River and the Mekong River (No 155, 2002)
2014-12-17
By Pan Yaoguo, research fellow and vice-director of Research Office No 3, Research Department of Rural Economy, DRC
Report No 155, 2002
