Open Access. Powered by Scholars. Published by Universities.®
Physical Sciences and Mathematics Commons™
Open Access. Powered by Scholars. Published by Universities.®
Articles 1 - 1 of 1
Full-Text Articles in Physical Sciences and Mathematics
Evaluating Clinical Mastitis In Dairy Cattle Fed Monensin, Meihua Qiao, Daniel Mowrey, Alan Zimmermann, James T. Symanowski, Howard B. Green, John I. D. Wilkinson
Evaluating Clinical Mastitis In Dairy Cattle Fed Monensin, Meihua Qiao, Daniel Mowrey, Alan Zimmermann, James T. Symanowski, Howard B. Green, John I. D. Wilkinson
Conference on Applied Statistics in Agriculture
The effect of Monensin on clinical mastitis in dairy cattle was evaluated from data collected at nine geographical clinical field trials using 966 Holstein cows and heifers in the United States and Canada. At each site, a randomized complete block design was conducted. Monensin (Rumensin®) was fed at concentrations of 0, 8, 16, or 24 ppm in a total mixed ration beginning 21 days before first calving for all nine sites, up to 7 days after second calving for six sites, and 203 days after second calving for three sites. Quarter milk samples were taken and cultured to determine the …