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6by Liu, Y. (Ministry of Agricultural Machinery, Huhehaote (China). Research Inst. of Livestock Machinery), FAO, Rome (Italy). Land and Water Development Div. eng, FAO/UNDP/China Workshop on Water Lifting Devices and Water Management eng 2 Nov 1981 Fuzhou (China), Ma, S.
Published 1982Texto bibliotecaFAO IT -
7by Huang, Z., FAO, Rome (Italy). Land and Water Development Div. eng, FAO/UNDP/China Workshop on Water Lifting Devices and Water Management eng 2 Nov 1981 Fuzhou (China), Xu, S., Li, B. (Bureau of Water Conservancy and Electric Power of Jianyang County, Fuzhou (China))
Published 1982Texto bibliotecaFAO IT