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2by Siniscalchi, D., FAO, Rome (Italy) eng, FAO/UNEP Seminar on Residue Utilization - Management of Agricultural and Agro-Industrial Wastes eng 18 Jan 1977 Rome (Italy), Boschi, V., United Nations Environment Programme, Nairobi (Kenya) eng, Ministero dell'Agricoltura e delle Foreste, Rome (Italy) oth
Published 1977Texto bibliotecaFAO IT