Buscar
Mostrando ítems 11-20 de 1400
A comparative study on different statistical models for calculating the optimal hedge ratio in the live cattle market
(Universidade Federal de Minas GeraisBrasilFCE - DEPARTAMENTO DE CIÊNCIAS ADMINISTRATIVASICX - DEPARTAMENTO DE ESTATÍSTICAUFMG, 2017)
O agronegócio brasileiro tem se destacado nos últimos anos por sua eficiência e pelo crescimento da produtividade, fundamentados em tecnologia, planejamento, gestão dos resultados e melhoria contínua de desempenho. No ...
Cross hedging do novilho argentino no mercado futuro do boi gordo brasileiro
(Universidade Federal Rural de Pernambuco, 2013)
The present study verifies the effectiveness of cross hedge operations for Argentinians steers by negotiation with futures contracts of the Brazilian live cattle in the Brazilian Securities, Commodities and Futures Exchange ...
Recent fire and livestock browsing enhance plant-level fuel flammability in northwestern Patagonian shrublands
(Wiley, 2014-09)
Question
Could disturbance by fire and ungulate herbivory alter fire regimes by increasing flammability in shrublands and early-successional forests?
Location
Nahuel Huapi National Park, northwest Patagonia, ...
Simultaneous immunization of cattle with foot-and-mouth disease (FMD) and live anthrax vaccines do not interfere with FMD booster responses
(Elsevier, 2015-04)
Foot-and-mouth disease (FMD) vaccination in Argentina is compulsory for most of the cattle population and conducted by certified veterinarians. This organized campaign may facilitate the controlled application of other ...
Nematode infection on beef cattle in two different productive regions of Argentina's Northwest
(2017-08)
Cattle production in northwest Argentina (NOA) in the last 10 years has grown in importance. However, this growth of livestock brought productive and health constraints such as infection with gastrointestinal nematodes ...
Vaccines against bovine babesiosis: where we are now and possible roads ahead
(Cambridge University Press, 2014-10)
Bovine babesiosis caused by the tick-transmitted haemoprotozoans Babesia bovis, Babesia bigemina and Babesia divergens commonly results in substantial cattle morbidity and mortality in vast world areas. Although existing ...
Use of orthogonal functions in random regression models in describing genetic variance in Nellore cattle
(Brasil, 2013)
A total of 204,912 records of birth weights up to 550 days of age, of 24,890 Nellore cattle, offspring of 375 sires and 16,917 dams from five herds in the state of Mato Grosso, Brazil, were used in order to describe the ...
Immune response in cattle vaccinated against rabies
(Instituto Oswaldo Cruz, 2016)
Levels of replacing corn by cassava starch on performance and carcass characteristics of bulls finished in feedlot
(Universidade Estadual de Londrina (UEL), 2010-01-01)
This work was carried out to study the effects of replacing corn by different levels of cassava starch (0; 12.5; 22.8 and 32.7%) on performance and carcass characteristics of bulls finished in feedlot. Thirty-two crossbred ...
Non-parasitic life cycle of the cattle tick Rhipicephalus (Boophilus) microplus in Panicum maximum pastures in northern Argentina
(Elsevier, 2017-12)
The aim of this work was to study the non-parasitic phase of the Rhipicephalus microplus life cycle in Panicum maximum grasses from northern Argentina, in order to provide ecological information for designing methods of ...