Ruminant Nutrition 4: Production and Efficiency

Section: Ruminant Nutrition (orals)
Format: Orals
Day/Time: Tuesday 2:00 PM–5:15 PM
Location: Junior Ballroom A
Chair: Hugo Ramirez, Iowa State University
Please note: last-minute changes to the program may not be reflected here.
2:00 PM
#408 Improving the efficiency of inefficient lactating cows by increasing dietary forage to concentrate ratio.
Y. A. Ben Meir
2:15 PM
#409 Between-cow variation in the components of feed efficiency.
A. Guinguina
2:30 PM
#410 Effect of adding molasses-based liquid feed to a high-straw dry cow diet on intake and behavior of Holstein dairy cows.
C. Havekes
2:45 PM
#411 Effect of Saccharomyces cerevisiae fermentation product (XP) supplemented to dairy cows during summer on feed efficiency, oxidative stress, and inflammatory markers.
U. Moallem
3:00 PM
#412 Effects of supplemental concentrate type on dry matter intake and milk solids production of mid-lactation dairy cattle grazing perennial ryegrass-based pasture.
M. Dineen
3:15 PM
#413 Altered rumen fermentation patterns in lactating dairy cows supplemented with phytochemicals improves milk production and efficiency.
J. Halfen
3:30 PM
Afternoon Break
4:00 PM
#414 Models to predict feed intake in dairy cows.
V. Ambriz-Vilchis
4:15 PM
#415 Feed efficiency of slick-hair and wild-type dairy cows under heat stress.
C. G. Ríos-Solís
4:30 PM
#416 Effects of feeding native rumen microorganisms on production efficiency in lactating dairy cows.
B. M. Goetz
4:45 PM
#418 Large-scale evaluation of growth performance and health of dairy calves supplemented with condensed whey solubles on a commercial dairy calf ranch.
N. Senevirathne
5:00 PM
#419 Effects of corn particle size on feeding behavior, intake, lactation, and metabolic status of early postpartum dairy cows.
M. N. T. Shipandeni