Some aspects of chicken behavior and welfare

LS Costa, DF Pereira, LGF Bueno… - Brazilian Journal of …, 2012 - SciELO Brasil
Brazil is the world leader in broiler production and export. It achieved this position mainly to
its excellent supply chain structure and climate, which favor poultry and grain production …

[HTML][HTML] Effect of dietary synbiotic supplement on behavioral patterns and growth performance of broiler chickens reared under heat stress

AA Mohammed, JA Jacobs, GR Murugesan… - Poultry science, 2018 - Elsevier
This study examined the effects of a dietary synbiotic supplement on the behavioral patterns
and growth performance of broiler chickens exposed to heat stress (HS). Three hundred …

Behavioral changes and feathering score in heat stressed broiler chickens fed diets containing different levels of propolis

UT Mahmoud, MAM Abdel-Rahman… - Applied Animal …, 2015 - Elsevier
This experiment was conducted to evaluate the effects of dietary supplementation of green
Brazilian propolis on behavioral patterns and feather condition of heat stressed broiler …

[HTML][HTML] Perch use by broiler breeders and its implication on health and production

SG Gebhardt-Henrich, MJ Toscano, H Würbel - Poultry science, 2017 - Elsevier
Broiler breeders are commonly kept without perches, although perching has been shown to
be a high-priority behavior in laying hens. We studied whether broiler breeders used …

Machine learning applications in precision livestock farming

IA Nääs, DF Pereira, DJ Moura - Practical Precision Livestock Farming, 2022 - brill.com
Smart decision-making technologies refer to more precise control over livestock production
processes (poultry and pig), helping farmers improve their productivity and profitability …

Computer-Vision-Based Indexes for Analyzing Broiler Response to Rearing Environment: A Proof of Concept

JM Massari, DJ de Moura, I de Alencar Nääs… - Animals, 2022 - mdpi.com
Simple Summary We tested two computer-vision-based indexes to analyze the rearing-
environment enrichment on broiler movement as a function of comfort temperature and heat …

Comportamento de frangos de corte criados em condições de estresse térmico alimentados com dietas contendo diferentes níveis de selênio

GB Carvalho, JB Lopes, NPS Santos… - Revista Brasileira de …, 2013 - SciELO Brasil
A pesquisa foi desenvolvida para avaliar o comportamento de frangos de corte, criados em
condições de estresse térmico, no período de 1 a 21 dias de idade, alimentados com dietas …

Image analysis for assessing broiler breeder behavior response to thermal environment

IA Nääs, M Laganá, M Mollo Neto, S Canuto… - Engenharia …, 2012 - SciELO Brasil
The research proposes a methodology for assessing broiler breeder response to changes in
rearing thermal environment. The continuous video recording of a flock analyzed may offer …

Comportamento de poedeiras criadas a diferentes densidades e tamanhos de grupo em ambiente enriquecido

DF Pereira, ES Batista, FT Sanches… - Pesquisa …, 2013 - SciELO Brasil
O objetivo deste trabalho foi determinar diferenças comportamentais entre poedeiras
criadas sob diferentes densidades e tamanhos de grupo, em condições de ambiente …

Performance of laying hens and economic viability of different climatization systems

GF Silva, DF Pereira, LGF Bueno… - Italian journal of …, 2013 - Taylor & Francis
Since thermal environment affects production, egg quality and laying hens' mortality rates, it
is highly relevant to control the thermal environment within poultry houses so that the best …