Results 61 to 70 of about 180,001 (263)

Relação entre privação de sono e ansiedade na pesquisa básica [PDF]

open access: yes, 2012
Sleep deprivation is a condition that is more and more observed in modern society bringing various neurobehavioral effects, being anxious states one of the main problems.
Andersen, Monica Levy   +2 more
core   +1 more source

Thinking with Amazonian Indigenous Peoples to expand ideas on domestication

open access: yesPeople and Nature, Volume 7, Issue 3, Page 560-574, March 2025.
Abstract Indigenous knowledges are being increasingly recognized as fundamental for environmental governance, ecosystem management and biodiversity conservation. However, they tend to be recognized by Western science only when they converge with Western scientific knowledge, while ontological differences are generally treated as irrelevant or ...
Mariana Franco Cassino   +11 more
wiley   +1 more source

Educational project: low cost porcine model for venous cutdown training

open access: yesRevista do Colégio Brasileiro de Cirurgiões
Objective: to describe and evaluate the acceptance of a porcine experimental model in venous cutdown on a medical education project in Southwest of Brazil. Method: a porcine experimental model was developed for training in venous cutdown as a teaching
Fernando Antônio Campelo Spencer Netto   +4 more
doaj   +1 more source

Considerações sobre o modelo experimental de hipertensão intracraniana e avaliação do sistema de microchip para monitoração de pressão epidural

open access: yesBrazilian Neurosurgery, 2014
Objetivo: Neste trabalho temos o objetivo de avaliar a acurácia do sistema de aferição da pressão intracraniana (PIC) epidural com microchip. Métodos: Foram estudados 27 suínos sob anestesia geraI, devidamente assistidos com monitoração ventilatória e ...
Wellingson Silva Paiva   +8 more
doaj   +1 more source

Comparação de dois modelos estatísticos para uso do peso a desmama como critério de seleção em ovinos da raça Somalis Brasileira. [PDF]

open access: yes, 2019
O período pré-desmama dos animais é importante para avaliar a primeira fase no desenvolvimento dos mesmos, sob influência dos efeitos inerentes do próprio animal e de sua mãe.
ALBUQUERQUE, F. H. M. A. R. de   +5 more
core  

Ultraviolet radiation protection factors of livestock shade cloths for free‐range pigs

open access: yesVeterinary Dermatology, Volume 35, Issue 6, Page 641-651, December 2024.
Background – Protection from solar ultraviolet radiation (UVR) is paramount in light‐skinned pig breeds such as Yorkshire or Landrace to avoid sunburn. Objectives – Determination of the UVR exposure of a pig and the sun protection abilities of shade cloths with different shade rates.
A. W. Schmalwieser   +4 more
wiley   +1 more source

Ajustes de curvas de crescimento de um rebanho de bovinos da raça Nelore mocho. [PDF]

open access: yes, 2012
Objetivou-se determinar o modelo mais adequado para descrever o crescimento de bovinos Nelore Mocho. Os modelos não lineares de Brody, Von Bertalanffy, Gompertz e Logístico foram ajustados a dados peso-idade do nascimento aos 750 dias de idade.
LOPES, F. B.   +4 more
core  

PicoCam: High‐resolution 3D imaging of live animals and preserved specimens

open access: yesMethods in Ecology and Evolution, Volume 15, Issue 11, Page 1980-1989, November 2024.
Abstract The PicoCam system is a multi‐camera photogrammetry rig used for generating high‐resolution 3D models of animals in the field, or preserved specimens in laboratory or museum settings. The digital measurement of 3D models is increasingly useful for studying body shape. However, methods that capture sub‐millimetric detail often do so at the cost
Josh Medina   +9 more
wiley   +1 more source

Níveis de metano e perdas energéticas em bovinos de corte, suplementados ou não, em pastagem de capim mombaça (Panicum maximum cv. Mombaça). [PDF]

open access: yes, 2015
Objetivou-se avaliar o impacto da suplementação protéico-energética na emissão de metano (CH4) de novilhos, durante a recria, em pastagem de capim-mombaça. Os tratamentos avaliados foram: T0 ? Apenas suplementação mineral; T1 ?
BERNDT, A.   +7 more
core  

Exposing illegal hunting and wildlife depletion in the world's largest tropical country through social media data

open access: yesConservation Biology, Volume 38, Issue 5, October 2024.
Abstract Globally, illegal sport hunting can threaten prey populations when unregulated. Due to its covert nature, illegal sport hunting poses challenges for data collection, hindering efforts to understand the full extent of its impacts. We gathered social media data to analyze patterns of illegal sport hunting and wildlife depletion across Brazil. We
Hani R. El Bizri   +17 more
wiley   +1 more source

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