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1by Jewell, W.J., FAO, Rome (Italy). Regional Office for Europe eng, European Cooperative Networks on Rural Energy and Environment. Network on Biomass Production and Conversion for Energy. Working Group on Biogas Production Technologies. Workshop eng 5-7 May 1992 3 Braunschweig (Germany), Cummings, R.J., Richards, B.K. (Cornell Univ., Ithaca, NY (USA). Dept. of Agricultural and Biological Engineering), Baader, W. (ed.), Bundesforschungsanstalt fuer Landwirtschaft, Braunschweig (Germany). Inst. fuer Technologie oth
Published 1992Texto bibliotecaFAO IT