@inproceedings{inproceedings30a1b9dd,
title   = {Rumen parameters of cows consuming protein supplements with urea or starea},
author = {Nussio, Carla Maris Bittar and Gomes Júnior, P. and Santos, P. M. and Freitas, A. R. de and Minohara, R. A.},
year = {2003},
booktitle   = {World Conference on Animal Production}
}