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- Linton, J.A. Voelker, et al. Show all 6 Authors
- Journal of dairy science 2017 v.100 no.3 pp. 1914-1922
- Holstein; absorption; cannulas; correlation; cross-over studies; dairy cows; digesta; dry matter intake; folic acid; forage; ingredients; lactating females; lactation; neutral detergent fiber; niacin; pyridoxine; riboflavin; rumen; small intestine; starch; thiamin; vitamin B12
- ... Effects of the forage-to-concentrate ratio on apparent ruminal synthesis of thiamine, riboflavin, niacin, vitamin B6, folates, and vitamin B12 were evaluated in an experiment using 14 ruminally and duodenally cannulated Holstein cows. The experiment was a crossover design with two 15-d treatment periods and a 14-d preliminary period in which cows were fed a diet intermediate in composition between ...