Shirley, J. E.; Piehl, D.; Titgemeyer, E.; Scheffel, M.
(Kansas Agricultural Experiment Station and Cooperative Extension Service, 1997)
The loss of meat and bone meal as a source of high quality protein for lactating cows creates an increased need for nonanimal sources. Fifty six Holstein cows were used to evaluate expeller soybean meal as a source of rumen ...