Wu Zhi-long:Wu Zhilong，born in Fengcheng County，Jiangxi Province in 1988，male，Master degree. His main research interests focus on fields of land resources and land use planning，soil erosion and conservation，land ecology. Tel：15587052977.
Yang Zi-sheng:Yang Zisheng，born in Dali County，Yunnan Province in 1964，male，the Bai nationality，Doctor degree of Science，Professor，leader of Institute of Land & Resources and Sustainable Development，Yunnan University of Finance and Economics. Tel：0871-65023648，13888964270.
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