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Abstract

Seed rainfall may be one of the mechanisms most impacted by livestock production in forest remnants. The trampling and cattle grazing alter dynamics, structure and floristic composition of the forest. The present work characterized the seed rainin forest remnants and the possible impacts of the...

Author(s)
Stefanello, M. de M.; Rovedder, A. P. M.; Felker, R. M.; Gazzola, M. D.; Camargo, B.; Piaia, B. B.; Matiello, J.; Procknow, D.; Silva, R. P. da; Peccatti, A.; Croda, J. P.
Publisher
Canadian Center of Science and Education, Toronto, Canada
Citation
Journal of Agricultural Science (Toronto), 2019, 11, 10, pp 240-249
Abstract

The objective of the present work was to evaluate the effect of somatic cell score on the longevity of Holstein cows raised all over Brazil, using a piecewise Weibull proportional-hazard model. The following two longevity traits were defined: true longevity, number of days from first calving to...

Author(s)
Kern, E. L.; Cobuci, J. A.; Braccini Neto, J.; Daltro, D. dos S.
Publisher
CSIRO, Collingwood, Australia
Citation
Animal Production Science, 2019, 59, 8, pp 1546-1552
AbstractFull Text

Beef cattle kept in pasture of forage sorghum is characterized as one of the main means of bovine production in Rio Grande do Sul. However, rains are irregular and producers use irrigation as alternative to the problem. However, there is a need to determine production costs and financial viability...

Author(s)
Kirchner, J. H.; Robaina, A. D.; Peiter, M. X.; Torres, R. R.; Mezzomo, W.; Pimenta, B. D.
Publisher
UNESP - Universidade Estadual Paulista, Araraquara, Brazil
Citation
IRRIGA, 2019, 24, 1, pp 143-161
Abstract

The efficiency index (EI) refers to the ratio of nutrients mineralized/made available in the soil to the total amount of nutrients added by organic fertilizer. Therefore, understanding the EI is essential for recommendation of organic fertilization. The aim of this study was to evaluate the...

Author(s)
Eckhardt, D. P.; Redin, M.; Santana, N. A.; Conti, L. de; Dominguez, J.; Jacques, R. J. S.; Antoniolli, Z. I.
Publisher
Sociedade Brasileira de Ciência do Solo, Viçosa, Brazil
Citation
Revista Brasileira de Ciência do Solo, 2018, 42, pp e0170327
Abstract

Propolis is a substance produced by bees, especially Apis mellifera, from resins of plant shoots. It possesses numerous biological properties, such as antimicrobial and anti-inlammatory. Activities such as organic dairy farming show high demand for natural products with proprieties like those of...

Author(s)
Klahr, G. T.; Isola, J. V. V.; Giehl, D. Z.; Rosa, C. S. da; Martins, A. A.; Bartmer, M. E.; Segabinazzi, L. R.
Publisher
Centro de Ciências Biológicas - UFSC, Santa Catarina, Brazil
Citation
Biotemas, 2019, 32, 1, pp 1-10
AbstractFull Text

This study was conducted aiming at measuring the performance and behavior of beef cattle surgically castrated, immunocastrated or non-castrated, finished at 18 months old in Aruana pasture and with energy supplementation. Thirty-nine male bovines with an initial average body weight and age of...

Author(s)
Teixeira, O. de S.; Brondani, I. L.; Alves Filho, D. C.; Nörnberg, J. L.; Cattelam, J.; Pereira, L. B.; Rodrigues, L. da S.; Klein, J. L.
Publisher
Universidade Estadual de Londrina, Londrina, Brazil
Citation
Semina: Ciências Agrárias (Londrina), 2018, 39, 6, pp 2565-2579
Abstract

The objective of the research was to identify the opportunity cost of cattle rearing and fattening activity created in an extensive production system. As a research strategy, a quantitative case study was used, where the data were collected through documents and records in archives. The object of...

Author(s)
Lemos, R. A. da S.; Pegorini, M. A.; Motta, M. E. V. da; Camargo, M. E.; Fernandes, A. M.
Publisher
Universidade Federal Rural de Pernambuco, Recife, Brazil
Citation
Custos e @gronegócio, 2018, 14, 3, pp 83-100
Abstract

Pteridium spp., commonly known as fern, is commonly found in acidic, sandy and low fertility soils. Poisoning occurs when animals go through food deprivation or accidental ingestion. The objective of this study is to report the occurrence of two cases of chronic intoxication in cattle in the...

Author(s)
Pessoa, G. A.; Silva, J. H. da; Lima, V. de; Guzzon, B.; Mainieri, A.; Sogari, G.; Paese, M.; Marian, J. M.; Lanius, W.
Publisher
Faculdade de Veterinaria, Universidade Federal Fluminense, Niterói, Brazil
Citation
Revista Brasileira de Ciência Veterinária, 2019, 26, 1, pp 12-16
Abstract

Three outbreaks of osseous malformation in claves born of cows fed apple pomace throughout pregnancy are described. This study was carried out from historical surveys on properties where apple pomace was used in cattle feeding. The outbreaks occurred in the municipalities of Lages, Santa Catarina...

Author(s)
Wicpolt, N. S.; Gava, A.
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2019, 39, 5, pp 304-307
AbstractFull Text

The demand for beef cattle with specific traits is evident from sales in auctions. While purchasing, buyers consider individual traits (e.g., muscularity, frame, racial composition, and weight) as predictors of quality, and adjust their bids according to their preferences. The present study aimed...

Author(s)
Gonçalves, T. L.; Christofari, L. F.; Oaigen, R. P.; Bertodo, G. O.; Barcellos, J. O. J.; Bastos, G. de M.
Publisher
Centro de Ciências Rurais, Universidade Federal de Santa Maria, Santa Maria, Brazil
Citation
Ciência Rural, 2018, 48, 4, pp e20170283

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