Varga et al., 1982. J. Anim. Sci., 55 : 1498-1504 Document reference Varga, G. A. ; Prigge, E. C., 1982. Influence of forage species and level of intake on ruminal turnover rates. J. Anim. Sci., 55 (6): 1498-1504Web http://www.journalofanimalscience.org/content/55/6/1498Citation key Varga et al., 1982