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 Combined use of ionophore and virginiamycin for finishing Nellore steers fed high concentrate diets. Author(s): NUNEZ, A. J. C.; CAETANO, M.; BERNDT, A.; DEMARCHI, J. J. A. de A.; LEME, P. R.; LANNA, D. P. D. Zebu cattle fed high concentrate diets may present inconsistent performance due to the occurrence of metabolic disorders, like acidosis. |
 Author(s): ALTRAK, G.; FAVERO, R.; MENEZES, G. R. de O.; KAZAMA, R.; NIWA, M. V. G.; BONIN, M. N.; MARTINS, M. W. F.; GOMES, R. da C. he aim of this study was to assess performance and carcass traits of crossbred cattle raised grazing tropical grasses, receiving supplement with or without virginiamycin (VM). Steers (n = 49) and heif... ... |
 Author(s): FONSECA, M. P. da; BORGES, A. L. da C. C.; SILVA, R. R. e; LAGE, H. F.; FERREIRA, A. L.; LOPES, F. C. F.; PANCOTI, C. G.; RODRIGUES, J. A. S. The aim of this study was to evaluate the effects of the feed supplements monensin, virginiamycin, or a combination of the two, on intake, digestibility, and methane emission in the male cattle breed... ... |
 Author(s): SOARES, L. C. B.; BRITO, J. I. M.; ANJOS, E. dos; FARIAS, A. C. de; PEREIRA, D. H.; PEDREIRA, B. C. e; PRADO, T. A.; BATISTA, E. D. Effects of high intake supplementation containing different additives on ruminal ammonia nitrogen (RAN) concentration and pH were evaluated in Nelore bulls grazing during dry season. Four Nelore bulls... ... |
 Author(s): FIDELIS, A. dos S.; BRITO, J. I. M.; KIPERT, T. A.; ASSIS, H. de F.; PEREIRA, D. H.; PEDREIRA, B. C. e; PRADO, T. A.; BATISTA, E. D. The objective was to evaluate the effects of high intake supplementation containing different additives on behavior of Nelore bulls grazing during dry season. Four Nelore bulls (425 ± 79.3 kg body wei... ... |
 Author(s): PEREIRA, D. H.; ANJOS, E. dos; GALATTO, A.; ROECKER, A. N.; PRADO, T. A.; PEDREIRA, B. C. e The inclusion of high doses of concentrate in the diet of cattle promotes changes in metabolic activity, as well as in the organs. However, this high activity can lead to hepatic alterations, due to t... ... |
 Author(s): PORTO, M. O.; ASSIS, A. A. R. de; CAVALI, J.; SALES, M. F. L.; FERREIRA, E.; OLIVEIRA JÚNIOR, J. S. de; SOUZA, P. de J.; ANDRADE, R. A. Protein-energy supplementation of beef cows has been scarcely applied in Brazil. However, the use of ruminant fermentation modulating additives has become a viable alternative in the Supplementation o... ... |
 Author(s): ASSIS, A. A. R. de; PORTO, M. O.; CAVALI, J.; SALES, M. F. L.; OLIVEIRA JÚNIOR, J. S.; FERREIRA, E.; VENTUROSO, O. J.; ANDRADE, R. A. Supplementation with the use of additives for 3 to 4-month old calves can increase their productive performance, due to alterations that occur in the gastrointestinal tract and the decrease in cow mil... ... |
 Author(s): CAVALI, J.; ASSIS, A. A. R. de; PORTO, M. O.; SALES, M. F. L.; OLIVEIRA JÚNIOR, J. S.; FERREIRA, E.; ABATI, E. C.; LAZARI, T. A. The milk production of beef cows has a direct influence on the weight gain of their calves. The use of supplements that can increase milk production of beef cows has been studied in recent years, aimi... ... |
 Author(s): SILVA, M. G.; BENTO, C. B. P.; AZEVEDO, A. C.; LOPES, D. R. G.; SOUZA, S. M.; MOREIRA, E. A.; PEREIRA, L. G. R.; MANTOVANI, H. C. For many decades, antimicrobials have been used in livestock diets as growth-promoting agents (Berchielli, 2011). Monensin, an ionophore antibiotic frequently fed to cattle herds, has shown activity a... ... |
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