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1by Nielsen, V.C. (Institute of Engineering Research, Silsoe, Bedford (UK). ADAS Unit), FAO, Rome (Italy). Regional Office for Europe eng, European Cooperative Research Network on Animal Waste Utilization. Consultation eng 25-28 Sep 1990 Bologna (Italy), Hall, J. (ed.), Centro Ricerche Produzioni Animali, Reggio Emilia (Italy) oth
Published 1991Texto bibliotecaFAO IT