Results 1 to 10 of about 161 (82)

Identificación del Estrés Térmico en Vacas Lecheras

open access: yesEDIS, 2019
El estrés térmico ocurre cuando el calor producido por los procesos biológicos y el calor absorbido del ambiente excede la capacidad de la vaca para perder calor.
Izabella Toledo   +2 more
doaj   +5 more sources

Evaluación e Intervención Psicofisiológica Térmica de Sesión Única de Estrés Social en Estudiantes de Psicología

open access: yesRevista Digital Internacional de Psicología y Ciencia Social, 2020
El estrés social agudo induce un incremento de la actividad simpática, mientras que la relajación promueve actividad parasimpática. Sin embargo, algunas personas no logran regular su balance autonómico (estrés- relajación), por lo que se propuso evaluar ...
David Alberto Rodríguez-Medina   +2 more
doaj   +1 more source

Ganadería sustentable: Impacto de la mejora genética en la producción, a 30 años de la formación de la Raza San Ignacio

open access: yesRevista Methodo, 2023
La producción bovina de carne tiene un rol preponderante en nuestro país y el mundo como una de las principales fuentes de proteína animal. El desafío es lograr un sistema de producción de carne bovina sostenible y sustentable en términos de eficiencia ...
Alisio L A
doaj   +1 more source

Efecto del estrés agudo y de la variación del estímulo masticatorio sobre el dolor nociceptivo somático en un modelo murino

open access: yesAnales de la Facultad de Medicina, 2023
El estrés agudo se relaciona con la enérgica liberación de catecolaminas, citoquinas y cortisol, las cuales afectan la percepción dolorosa. La masticación estimula neuronas serotoninérgicas, dichas neuronas modulan a las vías neurales del dolor; sin ...
Elías Ernesto Aguirre-Siancas   +5 more
doaj   +1 more source

El estrés térmico laboral

open access: yesRevista Colombiana de Salud Ocupacional, 2015
Muchas labores son desarrolladas en ambientes calurosos, generando una influencia en el sistema de refrigeración corporal y con ello, el confort y las condiciones propias de un ambiente seguro.
Julián Andrés Sánchez Stérling
doaj   +1 more source

Índice de temperatura y humedad en localidades argentinas

open access: yesFave: Sección Ciencias Agrarias, 2022
El Índice de Temperatura y Humedad (ITH) es empleado para el seguimiento de las condiciones ambientales que resultan estresantes para los bovinos. Valores del ITH iguales o superiores a un umbral de 72 están asociados a condiciones de estrés térmico para
Laura Beatriz Gastaldi   +3 more
doaj   +1 more source

Implementación de un traje termo regulable para control de Confort Térmico a fin de mejorar el rendimiento en el trabajo

open access: yesIndustrial Data, 2017
El presente trabajo de investigación explica la incidencia del confort térmico en el bienestar, salud y rendimiento de los trabajadores de la tenencia política de San Juan, considerando que las actuales condiciones ambientales son de exceso de frío, los ...
Edison Meléndres Medina   +2 more
doaj   +1 more source

Efecto de la hesperidina añadida a las dietas de codorniz sobre los gases en sangre, la bioquímica sérica y HSP 70 bajo estrés por calor

open access: yesRevista Mexicana de Ciencias Pecuarias, 2023
El objetivo de este estudio fue determinar los efectos del flavonoide, que es un producto de la producción de cítricos, sobre los parámetros sanguíneos y la concentración de HSP70 en codornices aplicado en condiciones termoneutrales y de estrés por ...
Abdullah Özbilgin   +2 more
doaj   +1 more source

Modelo conceptual para describir el estrés calórico en vacas lecheras a partir de bucles reales a cuestionables

open access: yesActa Agronómica, 2018
Se reconoce que el ambiente térmico es uno de los factores ecológicos más importantes para determinar el crecimiento, el desarrollo y la productividad de animales domésticos con efectos directos e indirectos sobre su fisiología y comportamiento.
Raúl Andrés Molina Benavides   +2 more
doaj   +1 more source

Caracterización fisiológica en plantas de Cannabis medicinal durante distintas etapas fenológicas bajo estrés biótico

open access: yesAgronomía Mesoamericana, 2021
Introducción. Plantas expuestas a condiciones de estrés alteran su funcionamiento y generan respuestas fisiológicas que afectan su desempeño agronómico. En el cultivo de Cannabis medicinal, son escasos los trabajos de investigación sobre la fisiología de
Gustavo Adolfo Rodriguez-Yzquierdo   +2 more
doaj   +1 more source

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