@article{articlef5d98111,
title   = {Digestion in the rumen of lactating dairy cows given mixtures of urea-treated whole-crop wheat and grass silage},
author = {Abdalla, Adibe Luiz and Sutton, J. D. and Phipps, R. H. and Humphries, D. J.},
year = {1999},
doi = {10.1017/s1357729800051249},
journal   = {Animal Science}
}