Ruminant Nutrition 3: Vitamins and Minerals

Section: Ruminant Nutrition (orals)
Format: Orals
Day/Time: Tuesday 9:30 AM–12:15 PM
Location: Junior Ballroom D
Chair: Duarte Diaz, University of Arizona
Please note: last-minute changes to the program may not be reflected here.
9:30 AM
#332 Dietary starch level alters blood indicators of copper status in lactating Holstein-Friesian dairy cows when fed without or with additional sulfur and molybdenum.
J. H. McCaughern
9:45 AM
#333 Effects of zinc hydroxychloride on production and metabolism during 5 d of feed restriction.
E. A. Horst
10:00 AM
#334 The effect of supplementing dairy cows with vitamins based on the BASF annual industry vitamin supplementation survey on productive and reproductive parameters.
M. Coelho
10:15 AM
#335 Effect of nanoparticle copper oxide fed alone or in combination with dietary antagonists on mineral status and performance of dairy cows.
A. Williams
10:30 AM
#336 Impact of B-complex vitamins on dairy cow productive and reproductive performance.
M. Coelho
10:45 AM
#337 Survey on the impact of diet composition on folate and vitamin B12 plasma concentrations of cows across the United States and Canada.
M. Duplessis
11:00 AM
#338 Evaluation of source of trace minerals and corn silage on lactational performance and total-tract nutrient digestibility of Holstein cows.
M. D. Miller
11:15 AM
#339 The effect of substantial decreases on vitamin A supplementation for 6 and 36 months on dairy cow productive and reproductive performance.
M. Coelho
11:30 AM
#340 Effects of dose and source of vitamin D on mineral homeostasis and performance in transition dairy cows.
M. B. Poindexter
11:45 AM
#341 Effect of cobalt source and folic acid on lactation performance of dairy cows.
K. E. Ritz
12:00 PM
#342 The effect of vitamin antioxidant status and neutrophil function on dairy cow productive and reproductive performance.
M. Coelho