Production responses from lambs grazed on Lolium perenne selected for an elevated water-soluble carbohydrate concentration Michael R.F. Lee, Evan L. Jones, Jonathan M. Moorby, Mervyn O. Humphreys, Michael K. Theodorou and Nigel D. Scollan Anim. Res., 50 6 (2001) 441-449 DOI: 10.1051/animres:2001106