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AbstractFull Text

The objective of this study was to evaluate the effect of different levels of nitrogen on deferred pastures of Urochloa brizantha cv. Marandu, and the implications on the economic viability of production of Nellore heifers. This was a completely randomized design with four treatments (T1=deferred...

Author(s)
Aguilar, P. B. de; Teixeira, F. A.; Silva, F. F. da; Pires, A. J. V.; Nascimento, P. V. N.; Santos, O. O. dos
Publisher
Universidade Estadual de Maringá, Maringá, Brazil
Citation
Acta Scientiarum - Animal Sciences, 2016, 38, 1, pp 69-76
AbstractFull Text

The aim of this study was to evaluate the effects of residual leaf area index (rLAI), years of evaluation and grazing cycles in the vertical structure of the canopy and the proportion of morphological components of xaraés palisadegrass pastures submitted to grazing intensities in two summers. The...

Author(s)
Galzerano, L.; Malheiros, E. B.; Raposo, E.; Morgado, E. S.; Ruggieri, A. C.
Publisher
FEPMVZ - Editora, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2015, 67, 5, pp 1343-1352
AbstractFull Text

Correct knowledge on the function of all the phases involved in the process of calf production helps the rural producer in choosing new technologies that will be implemented. The aim of this paper was to show the results of the simulated production data based on 500 cows over 36 months that were...

Author(s)
Costa, G. G. da; Taveira, R. Z.; Silveira Neto, O. J. da; Brito Júnior, V. A. de
Publisher
F. B. Moreira, Londrina, Brazil
Citation
PUBVET, 2013, 7, 16, pp Art. 1580
Abstract

A study of mineral deficiencies was performed in lactating cows from dairy herds belonging to 13 farms of Rondon do Pará, state of Pará, Brazil. We determined the levels of phosphorus (P) in the bone and levels of copper (Cu), cobalt (Co), selenium (Se) and zinc (Zn) in the liver of 47 dairy cows...

Author(s)
Bomjardim, H. A.; Oliveira, C. M. C.; Silveira, J. A. S.; Silva, N. S.; Duarte, M. D.; Faial, K. C. F.; Brito, M. F.; Barbosa, J. D.
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2015, 35, 5, pp 409-416
Abstract

The objective of this study was to evaluate, in rainy season, the effect of protein complementation during dry season on Nellore primiparous heifers. We used 39 primiparous heifers, with an average age of 24-36 months, reared on Brachiaria decumbens and Brachiaria Brizantha pasture, for 205 days....

Author(s)
Nogueira, A. P. C.; Alvarenga, P. B. de; Ferreira, I. C.; Rios, M. P.; Silva, C. R.
Publisher
Universidade Federal de Goiás, Escola de Veterinária, Goiânia, Brazil
Citation
Ciência Animal Brasileira, 2015, 16, 3, pp 331-342
Abstract

This study consisted of two experiments, the first referring to rotational grazing system during the summer and fall that aimed to evaluate the response of two forage species (marandugrass and mombaça) with increasing doses of fertilizer. The second corresponded to dry season, when animals were...

Author(s)
Frasseto, M. O.
Publisher
Faculdade de Medicina Veterinária e Zootecnia, Universidade de São Paulo, São Paulo, Brazil
Citation
Avaliação da eficiência biológica e doses crescentes de adubação em pastagens de capim-marandu e capim-mombaça durante o verão e outono em sistema de cria, 2015, pp 92 pp.
AbstractFull Text

The objective of this experiment was to verify the effect of nutritional management that alternates periods of energy/protein restriction and refeeding of grazing crossbred heifers during their prepuberty on the hormonal profile and blood parameters. The study was conducted at Princesa do Mateiro...

Author(s)
Trindade Júnior, G.; Silva, R. R.; Carvalho, G. G. P. de; Silva, F. F. da; Negrão, J. A.; Barroso, D. S.; Dias, D. L. S.; Costa, P. B.
Publisher
Universidade Estadual de Londrina, Londrina, Brazil
Citation
Semina: Ciências Agrárias (Londrina), 2015, 36, 3, pp 1481-1494
Abstract

An experiment was conducted to examine the chemical composition and dry matter of Cynodon nlemfuensis, Panicum maximum, and Brachiaria brizantha. The samples were obtained using three oesophageal fistulated cows during the rainy season of 2006. Forage samples were analysed for dry matter, crude...

Author(s)
Chambela Neto, A.; Fernandes, A. M.; Deresz, F.; Vieira, R. A. M.; Fontes, C. A. A.; Deminicis, B. B.; Bonaparte, T. P.
Publisher
Instituto de Zootecnia, Facultad de Veterinaria, Córdoba, Spain
Citation
Archivos de Zootecnia, 2008, 57, 219, pp 357-360
Abstract

Cattle herds from Brazil usually have about 170 million animals and their main food source is Brachiaria pastures. In beef cattle, weight loss or reduction in weight gain may be due to clinical and subclinical hepatic diseases. Saponins present in Brachiaria spp. may be the cause of liver damage....

Author(s)
Lima, F. G.; Ribeiro, C. dos S.; Andrade, D. di F.; Guimarães, V. Y.; Costa, G. L.; Rezende, M. L.; Assunção, P. C. F.; Neiva, J. N. de M.; Fioravanti, M. C. S.
Publisher
Universidade Federal de Goiás, Escola de Veterinária, Goiânia, Brazil
Citation
Ciência Animal Brasileira, 2009, 10, Supplement 1, pp 314-318
Abstract

This study evaluates the effect of peripartum mineral supplementation of Nelore cattle diets on ponderal performance of their offspring. A total of 153 heifers raised in a farm in the municipality of Tomé Açu, Pará, were assessed. They were randomly divided into three groups according to the type...

Author(s)
Viana, R. B.; Baruselli, M. S.; Monteiro, B. M.; Pancieri, M. S.; Bastos Junior, P. F. P.; Altieri, F.; Melo, P. M. A. de; Chaves, L. C.
Publisher
Universidade Federal de Goiás, Escola de Veterinária, Goiânia, Brazil
Citation
Ciência Animal Brasileira, 2009, 10, Supplement 1, pp 795-801

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