Biogas yields from grassland

A. Prochnow, M. Heiermann, C. Idler, B. Linke, M. Plöchl, T. Amon, H. Langeveld, P. J. Hobbs

Research output: Chapter in Book/Report/Conference proceedingConference Proceeding (Non-Journal item)

Abstract

Biogas production is a suitable way of energetic use of surplus grassland. The influence of grass species, cutting periods, intensity of grassland use, and ensiling additives on biogas and methane yields was investigated in combined field and laboratory tests. Methane yields of grassland biomass vary in a wide range, mainly depending on the intensity of grassland use. As a rule, an intensive management with an early first cut and several cuts per year leads to both high substrate-specific and area-specific methane yields and vice versa. The influence of grass species and ensiling additives on substrate-specific methane yields seems to be secondary. Further systematic research on optimal grassland management for biogas production and on environmental and socio-economic impacts is required.
Original languageEnglish
Title of host publicationBiodiversity and animal feed: future challenges for grassland production. Proceedings of the 22nd General Meeting of the European Grassland Federation, Uppsala, Sweden, 9-12 June 2008
EditorsA Hopkins, T Gustafsson, J Bertilsson, G Dalin, N Nilsdotter-Linde, E Spörndly
Pages727-729
Number of pages3
Volume13
Publication statusPublished - 2008
Event22nd General meeting of the European Grassland Federation, 'Biodiversity and animal feed - future challenges for grassland production' - Uppsala, Sweden
Duration: 09 Jun 200812 Jun 2008

Conference

Conference22nd General meeting of the European Grassland Federation, 'Biodiversity and animal feed - future challenges for grassland production'
Country/TerritorySweden
CityUppsala
Period09 Jun 200812 Jun 2008

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