Citation

Williams Y. J., Wales W. J., Doyle P. T., Egan A. R., Stockdale C. R. (2006) Effects of grain or hay supplementation on the chewing behaviour and stability of rumen fermentation of dairy cows grazing perennial ryegrass-based pasture in spring. Australian Journal of Experimental Agriculture 45, 1519-1528.

https://doi.org/10.1071/EA04084