Brooks III et al., 1984. J. Anim. Sci., 58 (4): 963-970 Document reference Brooks III, J. ; Urness, P. J., 1984. Comparison of in vivo and in vitro digestibility of forages by elk. J. Anim. Sci., 58 (4): 963-970Web https://doi.org/10.2527/jas1984.584963xCitation key Brooks III et al., 1984