%A Lois Philipps %J Elm Farm Research Centre Bulletin %T A guide to organic grassland %X Organic farming systems in the UK are traditionally based on ley/arable crop rotations. Up to 70% of the farmed area comprises of mixed grass and legume leys. These leys offer a powerful mechanism for supplying nitrogen through their potential to harvest biologically fixed nitrogen to support both animal production and a subsequent phase of arable cropping. This bulletin answers some of the common questions about organic grassland management. %N 56 %K grassland, management, ley, bloat, fertiliser, silage, yields, clover, seed rate, seed mix %P 9-10 %D 2001 %I Elm Farm Research Centre %L orgprints10812