Extending the Grazing Period for Bulls, Prior to Finishing on a Concentrate Ration: Composition, Collagen Structure and Organoleptic Characteristics of Beef oleh Gebrehawerya B. Mezgebo, Frank J. Monahan, Mark McGee, Edward G. O’Riordan, Declan Marren, Anne Listrat, Brigitte Picard, R. Ian Richardson, Aidan P. Moloney