Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress

There is limited attention to impacts of climate change on pigs in Uganda by stakeholders despite the potential vulnerability of pigs to climate change, especially heat stress. Pigs are very sensitive to heat stress as they do not have functioning sweat glands (as other livestock species do) and hav...

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Autores principales: Zaake, Paul, Ouma, George O., Marshall, Karen, Ndambi, A., Notenbaert, An Maria Omer, Paul, Birthe K., Dione, Michel M.
Formato: Conference Paper
Lenguaje:Inglés
Publicado: 2019
Materias:
Acceso en línea:https://hdl.handle.net/10568/106356
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author Zaake, Paul
Ouma, George O.
Marshall, Karen
Ndambi, A.
Notenbaert, An Maria Omer
Paul, Birthe K.
Dione, Michel M.
author_browse Dione, Michel M.
Marshall, Karen
Ndambi, A.
Notenbaert, An Maria Omer
Ouma, George O.
Paul, Birthe K.
Zaake, Paul
author_facet Zaake, Paul
Ouma, George O.
Marshall, Karen
Ndambi, A.
Notenbaert, An Maria Omer
Paul, Birthe K.
Dione, Michel M.
author_sort Zaake, Paul
collection Repository of Agricultural Research Outputs (CGSpace)
description There is limited attention to impacts of climate change on pigs in Uganda by stakeholders despite the potential vulnerability of pigs to climate change, especially heat stress. Pigs are very sensitive to heat stress as they do not have functioning sweat glands (as other livestock species do) and have small lungs which reduces their ability to disseminate heat by panting. Data was collected from 104 households and 259 pigs in Ojwina and Barr sub- counties- Lira district were assessed. Four gender disaggregated focus group discussions were organized. The study was conducted during day in January and early February 2018 against a background of potential heat stress in December and January in pigs. Rectal temperature was the key heat stress indicator as has been widely used by other researchers. For analysis, only pigs whose data was collected in afternoon were considered in the model. Pigs at lower altitude, lactating, castrated, and on free range had higher rectal temperature. The age and heart girth did not significantly influence the rectal temperature of the pig. Air temperature or relative humidity did not independently influence rectal temperature, however the interaction of both air temperature and relative humidity at the pig farm, significantly influenced rectal temperature.
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spelling CGSpace1063562023-02-15T10:23:08Z Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress Zaake, Paul Ouma, George O. Marshall, Karen Ndambi, A. Notenbaert, An Maria Omer Paul, Birthe K. Dione, Michel M. climate change swine There is limited attention to impacts of climate change on pigs in Uganda by stakeholders despite the potential vulnerability of pigs to climate change, especially heat stress. Pigs are very sensitive to heat stress as they do not have functioning sweat glands (as other livestock species do) and have small lungs which reduces their ability to disseminate heat by panting. Data was collected from 104 households and 259 pigs in Ojwina and Barr sub- counties- Lira district were assessed. Four gender disaggregated focus group discussions were organized. The study was conducted during day in January and early February 2018 against a background of potential heat stress in December and January in pigs. Rectal temperature was the key heat stress indicator as has been widely used by other researchers. For analysis, only pigs whose data was collected in afternoon were considered in the model. Pigs at lower altitude, lactating, castrated, and on free range had higher rectal temperature. The age and heart girth did not significantly influence the rectal temperature of the pig. Air temperature or relative humidity did not independently influence rectal temperature, however the interaction of both air temperature and relative humidity at the pig farm, significantly influenced rectal temperature. 2019-08-02 2020-01-03T07:29:40Z 2020-01-03T07:29:40Z Conference Paper https://hdl.handle.net/10568/106356 en Limited Access Zaake, P., Ouma, G.O., Marshall, K., Ndambi, A., Notenbaert, A., Paul, B.K. and Dione, M.M. 2019. Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress. Paper presented at the Seventh All Africa conference on Animal Agriculture, Accra, Ghana, 29 July-2 August 2019.
spellingShingle climate change
swine
Zaake, Paul
Ouma, George O.
Marshall, Karen
Ndambi, A.
Notenbaert, An Maria Omer
Paul, Birthe K.
Dione, Michel M.
Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title_full Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title_fullStr Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title_full_unstemmed Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title_short Pig characteristics, bio-physical and management aspects that influence rectal temperature in respect to heat stress
title_sort pig characteristics bio physical and management aspects that influence rectal temperature in respect to heat stress
topic climate change
swine
url https://hdl.handle.net/10568/106356
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