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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
AbstractFull Text

The objective of this study was to characterize the displacement patterns of Nellore cattle in areas of crop livestock and crop livestock forest integration systems with density of 196 and 448 eucalyptus ha-1. Paddock maps were drawn from satellite images of the experimental area. In each evaluated ...

Author(s)
Santana, E. A. R.; Andrighetto, C.; Mateus, G. P.; Aranha, A. S.; Lupatini, G. C.; Meirelles, P. R. L.; Aranha, H. S.; Santos, J. M. F.; Luz, P. A. C.; Trivelin, G. A.
Publisher
FEPMVZ - Editora, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2019, 71, 1, pp 353-356
Abstract

The objective of this study was to investigate the population genetic structure and the effects of inbreeding on growth traits of Nellore breed animals from the Amazon biome. The database used for the analyzes contained records of 1,402,287 animals born between the years of 1950 and 2012 and weight ...

Author(s)
Dotta, J. C.; Falcão, A. J. da S.; Carneiro, P. L. S.; Conti, A. C. M.; Rezende, M. P. G. de
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2019, 31, 2, pp Article 17
Abstract

New models for renewable energy production are needed to simultaneously decrease greenhouse gases (GHG) emissions, use land more efficiently and replace large amounts of fossil fuel. Ethanol production and livestock feed integration as practiced in the United States (USA) is one model for ethanol...

Author(s)
Souza, N. R. D. de; Fracarolli, J. A.; Junqueira, T. L.; Chagas, M. F.; Cardoso, T. F.; Watanabe, M. D. B.; Cavalett, O.; Venzke Filho, S. P.; Dale, B. E.; Bonomi, A.; Cortez, L. A. B.
Publisher
Elsevier Ltd, Oxford, UK
Citation
Biomass and Bioenergy, 2019, 120, pp 448-457
AbstractFull Text

Enthalpy, physical quantity indicating the amount of thermal energy in the medium, is used by many researchers as an indicator of thermal comfort for humans and production animals. This physical quantity has as input variables the dry bulb temperature, the relative humidity of the air and the local ...

Author(s)
Sarnighausen, V. C. R.
Publisher
Malque Publishing, Mossoró, Brazil
Citation
Journal of Animal Behaviour and Biometeorology, 2019, 7, 2, pp 73-77
Abstract

The embryo production and transfer activity in cattle underwent remarkable changes over the past two decades and, along with them, the position of Brazil in the world scenario. This country went from a merely regional reference, in the 1990's, to be the largest global embryo producer between 2012...

Author(s)
Gonçalves, R. L. R.; Viana, J. H. M.
Publisher
Colégio Brasileiro de Reprodução Animal, Belo Horizonte, Brazil
Citation
Revista Brasileira de Reprodução Animal, 2019, 43, 2, pp 156-159
Abstract

Pesticides are used worldwide to control arthropod parasites in cattle herds. The indiscriminate and/or inappropriate use of pesticides without veterinary guidance is a reality in several countries of South America. Improper pesticide use increases the chances of contamination of food and the...

Author(s)
Brito, L. G.; Barbieri, F. S.; Rocha, R. B.; Santos, A. P. L.; Silva, R. R.; Ribeiro, E. S.; Guerrero, F.; Foil, L.; Oliveira, M. C. S.
Publisher
Wiley, Oxford, UK
Citation
Medical and Veterinary Entomology, 2019, 33, 1, pp 121-130
Abstract

Trypanosoma (Megatrypanum) theileri is a cosmopolitan, usually non-pathogenic, trypanosome of cattle transmitted by blood-sucking arthropods, mainly tabanid flies. Several T. theileri strains isolated from domestic and wild ruminants via co-culturing with mammalian feeder cells or blood cells have...

Author(s)
Suganuma, K.; Kondoh, D.; Thillaiampalam Sivakumar; Mizushima, D.; Elata, A. T. M.; Thekisoe, O. M. M.; Yokoyama, N.; Inoue, N.
Publisher
Springer Berlin, Heidelberg, Germany
Citation
Parasitology Research, 2019, 118, 6, pp 1927-1935
Abstract

The use of unmanned aerial systems (UASs) in agriculture has been growing steadily in the last decade, but their use to monitor and count cattle has been very limited. This article analyses the reasons for this apparent lack of progress, considering both the technical challenges and the...

Author(s)
Barbedo, J. G. A.; Koenigkan, L. V.
Publisher
Sage Publications Ltd, London, UK
Citation
Outlook on Agriculture, 2018, 47, 3, pp 214-222
Abstract

ABSTRACT: An immature killer whale Orcinus orca found dead on the southeastern Brazilian coast had multiple bone proliferations: on the skull, vertebrae, hemal arches, and ribs. The bony formations were characterized as multiple osteochondromas, as defined by osteochondromatosis. The diagnosis was...

Author(s)
Laeta, M.; Kompanje, E. J. O.; Watson, A.; Souza, S. M. F. M.; Dittmar, K.; Cuenca, S. C.; Hassel, L. B.; Siciliano, S.
Publisher
Inter-Research Science Center, Oldendorf, Germany
Citation
Diseases of Aquatic Organisms, 2019, 134, 3, pp 209-213

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