UNESCO-国际泥沙项目(ISI)专家指导委员会主席、瑞士水文局局长Manfred
Spreafico教授:水库生态环境及其修复技术
Ecological Environment in Water Reservoirs and the Restoration
Techniques
Prof. Manfred Spreafico, Chairman of UNESCO-ISI Steering Committee
and Head of Swiss National
Hydrological Survey