... L.A.A.,Degryse, A.D. and van Miert, A.S.J.P.A.M. (eds) Physiological and Pharmaco-logical Aspects of the Reticulo-rumen. Martinus Nijhoff, Dordrecht, The Nether-lands, pp. 1 34 1 54. Deswysen, A.G. and Ellis, ... (eds) Physiological Aspects of Digestion and Metabolism in Ruminants. Academic Press, San Diego, California, pp. 45 5 48 2.Lee, J.A. and Pearce, G.R. (19 84) The effectiveness of chewing during eating ... separated leaf and stem fractions of Lolium and Medicago, McLeod (1986) found that 34 40 % of comminuted LP appeared inthe MP pool, while 19 41 % and 13–52% appeared in the SP and FP pools.Leaf of Lolium...