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Hedonic pricing analysis for semen of dairy bulls in Brazil. Author(s): CARVALHO, G. R.; FARIA, W. R.; NARDY, V. P. D. R.; BETARELLI JUNIOR, A. A. Dairy farming is an important aspect of the Brazilian agricultural sector. The presence of numerous producers has created a large number of jobs in this field, contributing significantly to the rural... ... Repository: BDPA Publication year: 2022
Use of fuzzy systems to support decision making in the choice of reproductive bulls. Author(s): LIMA, H. P. de; SILVA, J. C. B. da; NOGUEIRA, É.; ABREU, U. G. P. de; CAMARGO, H. DE A. This work presents a case study where a fuzzy rule-based system was constructed in order to offer support to the evaluation of reproductive bulls. Repository: BDPA Publication year: 2016
Microbiota diversity and composition of young Nelore bulls. Author(s): ROJAS, L. J. F.; COLMENAREZ, G. A.; SILVA, W. A. da; ANTONIO, B. C. P.; CONTEVILLE, L. C.; CARDOSO, T. F.; OLIVEIRA, P. S. N. de; MOURÃO, G. B.; MARCONDES, C. R.; REGITANO, L. C. de A. Ruminants depend on a complex and diverse microbial community that is responsible for the development, health and productivity of the host, establishing important levels of association. Repository: BDPA Publication year: 2023
Feedlot pen surface greenhouse gases emissions from Nellore or Brangus bulls finished on diets with contrasting fat levels. Author(s): MEDEIROS, S. R. de; COSTA JÚNIOR, C.; GOMES, R. da C.; MARINO, C. T.; BARROS, P. E. P. The objective of this study was to evaluate greenhouse gases (GHG) emissions from a feedlot pen surface where Nellore and Brangus bulls were fed diets with low or high fat. Repository: BDPA Publication year: 2016
Identification of seminal parameters predictive of conception rates in Angus and Nelore bulls used in TAI. Author(s): NOGUEIRA, E.; RODRIGUES, W. B.; SANCHES SILVA, C.; COSTA E SILVA, E. V.; POTIENS, J. R.; SILVA, J. C. B.; SUTOVSKY, P. The ability to predict male fertility is highly desirable for bulls used in AI. Timed artificial insemination (TAI) represents a breakthrough in the use of AI in Brazil and other countries. Numerous c... ... Repository: BDPA Publication year: 2018
Andrological classification of bulls evaluated by machine learning. Author(s): ISLER, S. A.; ABREU, U. G. P. de; NOGUEIRA, E.; WEBER, V. A. de M.; PEDRO, F. de O.; ROSCHEL, M. S.; STERZA, F. de A. M; CORDEIRO, D. A. G.; WEBER, F. de L. Repository: BDPA Publication year: 2024
Differences in testicular biometrics of prepubertal Nelore and Canchim bulls. Author(s): RAMOS, G. G.; ARRUDA, R. P. DE; GONÇALVES, J. D.; SOUSA, A. J. C. DE; AZEVEDO, G. N.; PILOTO, V. R.; CARRER, A. R.; VERGANI, G. B.; GARCIA, A. R. Measuring testicular biometrics at weaning can be a valuable tool for pre-selecting bulls, as larger scrotal circumference measurements are associated with early puberty. Repository: BDPA Publication year: 2024
Evaluation of boar and bull sperm capacitation and the acrosome reaction using flow cytometry. Author(s): PURDY, P. H.; GRAHAM, J. K.; AZEVEDO, H. C. Repository: BDPA Publication year: 2021
Corn grain processing methods and forage levels in finishing diets for Nellore bulls. Author(s): CARARETO, R.; SANTOS, F. A. P.; MOURÃO, G.; PEDROSO, A. M.; PEDROSO, A. M.; SITTA, C.; SOARES, M. P.; PAULA, M. R.; MARQUES, R. S.; SOARES, M. C. Repository: BDPA Publication year: 2011
Nutritional requirements of energy, protein and macrominerals for maintenance and weight gain of young crossbred Nellore × Holstein bulls on pasture. Author(s): PORTO, M. O.; PAULINO, M. F.; VALADARES FILHO, S. de C.; DETMANN, E.; CAVALI, J.; SALES, M. F. L.; VALENTE, E. E. L.; COUTO, V. R. M. The objective of this study was to estimate requirements of energy, protein and macrominerals of young Nellore/Holstein crossbreds bulls supplemented on pastures of Brachiaria decumbens Stapf. Thirty-... ... Repository: BDPA Publication year: 2012

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