Results 31 to 40 of about 3,517 (165)

Análise econômica da produção de frango de corte sob condições de risco no estado do Paraná Economical analysis of broilers production under risk conditions in the state of Paraná

Ciência e Agrotecnologia, 2008
A avicultura de corte constitui-se numa importante atividade econômica no estado do Paraná e, como qualquer outra, está sujeita a riscos. Objetivou-se, neste trabalho, proceder à análise econômica da produção integrada de frango de corte, avaliando os ...
Cármem Ozana de Melo, Gerson Henrique da Silva, Maura Seiko Tsutsui Esperancini   +2 more
doaj   +1 more source

Welfare Assessment for Captive Anseriformes: A Guide for Practitioners and Animal Keepers

Animals, 2020
Welfare assessment is a tool to both identify welfare challenges and to evidence where current husbandry practices support positive welfare outcomes. Such tools are becoming more available and can be amended based on the nature of the facility and needs ...
Paul Rose, Michelle O’Brien
doaj   +1 more source

Comparação entre tecnologias de climatização para criação de frangos quanto a energia, ambiência e produtividade Comparison between technologies of climatization for creation of broiler considering the energy, environment and productivity

Revista Brasileira de Engenharia Agrícola e Ambiental, 2006
Com o objetivo de comparar duas opções tecnológicas de climatização na produção de frangos de corte, foi realizado, na cidade de Rio Claro, SP, um experimento em dois galpões comerciais de uma granja, um com sistema de ventilação e nebulização e com 13 ...
Leda Bueno, Luiz A. Rossi
doaj   +1 more source

The influence of pair duration on reproductive success in the monogamous ‘Alalā (Hawaiian crow, Corvus hawaiiensis)

Frontiers in Conservation Science
Conservation breeding program practitioners select potential mates in an attempt to maximize pair compatibility and maintain genetic diversity. Therefore, pair duration, or the number of breeding seasons that individuals retain the same mate, is ...
Lisa P. Barrett, Alison M. Flanagan, Bryce Masuda, Ronald R. Swaisgood   +3 more
doaj   +1 more source

Segurança, saúde e ergonomia de trabalhadores em galpões de frangos de corte equipados com diferentes sistemas de abastecimento de ração Safety, health and ergonomics of workers in poultry houses systems equipped with different feed supply

Engenharia Agrícola, 2011
O abastecimento de ração nos galpões avícolas pode ser feito de forma manual ou automática, e por demandar esforço acredita-se que o abastecimento manual pode expor o tratador a sobrecarga física.
Cinara da C. S. Carvalho, Cecília de F. Souza, Ilda de F. F. Tinôco, Maria de F. A. Vieira, Luciano J. Minette   +4 more
doaj   +1 more source

CLOACAL AND SURFACE TEMPERATURES OF BROILERS SUBJECT TO THERMAL STRESS [PDF]

Engenharia Agrícola, 2017
: The cloacal and surface temperatures are important physiological parameters to quantify the thermal comfort of animals, its variations may occur as a function of thermal variables.
Lucas H. P. Abreu, Tadayuki Yanagi Junior, Alessandro T. Campos, Marcelo Bahuti, Édison J. Fassani   +4 more
doaj   +1 more source

Evaluation of reflective painting of the roof and artificial ventilation on performance and carcass yield of broilers

Revista Brasileira de Zootecnia, 2012
This study was developed with the objective of evaluating reflective paint on covering and artificial ventilation on performance of broilers (males and females).
Roberta Passini, Maria Angélica Gonçalves de Araújo, Eduardo Alves de Almeida, Vinícius Melo Yasuda   +3 more
doaj   +1 more source

When and why to give shorebirds a head start

Conservation Biology, EarlyView.
Abstract Headstarting is a translocation technique involving the hatching or rearing of wild eggs or young in captivity and the release of those individuals back to the wild at or before independence. It has been trialed as a conservation intervention for shorebirds over recent decades to improve the population trend of target populations by increasing
Lynda Donaldson, Alex Nicol‐Harper, Rebecca Lee, Nigel S. Jarrett, Geoff M. Hilton   +4 more
wiley   +1 more source

Optimizing Peafowl (Pavo cristatus) Fertility and Chick Growth With Mealworm‐Based Feed Supplementation

Veterinary Medicine and Science, Volume 12, Issue 1, January 2026.
Mealworm meal premix supplementation in breeding peafowl diets improved feed conversion, chick growth and early survivability, particularly at higher inclusion levels. The premix supported reproductive performance and chick vitality without adverse effects, indicating its potential as a sustainable functional feed additive.
Sar Zamin Khan, Hanan Al‐Khalaifah, Haris Khan, Rifat Ullah Khan, Shabana Naz, Ala Abudabos, Ibrahim A. Alhidary   +6 more
wiley   +1 more source

Possibilités d’obtention et intérêt des génotypes maigres en aviculture

INRAE Productions Animales, 1989
La sélection pratiquée en aviculture sur la vitesse de croissance a conduit à la production d’animaux de plus en plus gras. Or l’importance des dépôts adipeux est un caractère à héritabilité élevée, ce qui autorise une sélection efficace vers la maigreur.
B. LECLERCQ
doaj   +1 more source