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9by Cabrera, S. de, FAO, Rome (Italy) eng, FAO/UNEP Seminar on Residue Utilization - Management of Agricultural and Agro-Industrial Residues eng 18 Jan 1977 Rome (Italy), Rolz, C., Menchu, J.F., Valladares, J., Garcia, R., United Nations Environment Programme, Nairobi (Kenya) eng
Published 1978Texto bibliotecaFAO IT