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Registro completo
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Biblioteca (s) : |
INIA Las Brujas. |
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Fecha : |
24/01/2023 |
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Actualizado : |
24/01/2023 |
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Tipo de producción científica : |
Documentos |
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Autor : |
GRUPO DE INVESTIGACIÓN EN SUSTENTABILIDAD AMBIENTAL INIA-LA ESTANZUELA |
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Afiliación : |
GRUPO DE INVESTIGACIÓN EN SUSTENTABILIDAD AMBIENTAL INIA-LA ESTANZUELA. |
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Título : |
Protocolo para Determinación de Emisión de Metano en Rumiantes: "Técnica del Trazador SF6 para Períodos de Medición Prolongados". (2ª ed., revisada y ampliada). |
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Fecha de publicación : |
2022 |
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Fuente / Imprenta : |
Montevideo (UY) : INIA, 2022. |
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Páginas : |
19 p. |
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ISBN : |
e-ISBN: 978-9974-38-480-4 |
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Idioma : |
Español |
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Contenido : |
En este protocolo se presentan en detalle los materiales necesarios y el procedimiento a seguir que permitirá cuantificar las emisiones de CH4 entérico en rumiantes según la mencionada adaptación de la técnica original basada en la utilización de SF6. Se incluyen, además, las ecuaciones que permiten calcular la emisión diaria de CH4 de cada animal. CONTENIDO: 1. Descripción general de la Técnica SF6 -- 2. Materiales necesarios para cada animal -- 3. Instalaciones, equipos y materiales de laboratorio -- 4. Procedimiento -- 5. Cálculo de la emisión de CH4 -- 6. Proveedores Sugeridos -- 7. Referencias. -.-.-.-.-.-.-.-.-. Grupo de Investigación en Sustentabilidad Ambiental INIA-La Estanzuela: Ing. Agr. (PhD) Verónica Ciganda; Lic. Biol. Claudia Simón; Asistente Julieta Mariotta (Area Recursos Naturales, Producción y Ambiente. INIA La Estanzuela). |
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Palabras claves : |
ÁREA DE RECURSOS NATURALES, PRODUCCIÓN Y AMBIENTE - INIA; EMISIONES DE METANO; SISTEMAS DE PASTOREO. |
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Asunto categoría : |
P01 Conservación de la naturaleza y recursos de La tierra |
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URL : |
http://www.ainfo.inia.uy/digital/bitstream/item/16968/1/Protocolo-de-Campo-y-Laboratorio-Dic.2022.pdf
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Marc : |
LEADER 01518nam a2200157 a 4500
001 1063949
005 2023-01-24
008 2022 bl uuuu u0uu1 u #d
100 1 $aGRUPO DE INVESTIGACIÓN EN SUSTENTABILIDAD AMBIENTAL INIA-LA ESTANZUELA
245 $aProtocolo para Determinación de Emisión de Metano en Rumiantes$b"Técnica del Trazador SF6 para Períodos de Medición Prolongados". (2ª ed., revisada y ampliada).$h[electronic resource]
260 $aMontevideo (UY) : INIA$c2022
300 $a19 p.
520 $aEn este protocolo se presentan en detalle los materiales necesarios y el procedimiento a seguir que permitirá cuantificar las emisiones de CH4 entérico en rumiantes según la mencionada adaptación de la técnica original basada en la utilización de SF6. Se incluyen, además, las ecuaciones que permiten calcular la emisión diaria de CH4 de cada animal. CONTENIDO: 1. Descripción general de la Técnica SF6 -- 2. Materiales necesarios para cada animal -- 3. Instalaciones, equipos y materiales de laboratorio -- 4. Procedimiento -- 5. Cálculo de la emisión de CH4 -- 6. Proveedores Sugeridos -- 7. Referencias. -.-.-.-.-.-.-.-.-. Grupo de Investigación en Sustentabilidad Ambiental INIA-La Estanzuela: Ing. Agr. (PhD) Verónica Ciganda; Lic. Biol. Claudia Simón; Asistente Julieta Mariotta (Area Recursos Naturales, Producción y Ambiente. INIA La Estanzuela).
653 $aÁREA DE RECURSOS NATURALES, PRODUCCIÓN Y AMBIENTE - INIA
653 $aEMISIONES DE METANO
653 $aSISTEMAS DE PASTOREO
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INIA Las Brujas (LB) |
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Registro completo
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Biblioteca (s) : |
INIA Tacuarembó. |
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Fecha actual : |
19/08/2016 |
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Actualizado : |
19/08/2016 |
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Tipo de producción científica : |
Abstracts/Resúmenes |
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Autor : |
CANOZZI, M.E.A.; MEDEROS, A.; MENEGASI, S.R.O.; CAMARGO, C.M.; BREMM, B.; HOERBE, J.B.; BARCELLOS, J.O.J. |
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Afiliación : |
MARÍA EUGENIA ANDRIGHETTO CANOZZI, NESPRO, Department of Animal Science, UFRGS, Porto Alegre, Brazil.; AMERICA ESTHER MEDEROS SILVEIRA, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; SILVIO RENATO O. MENEGASSI, NESPRO, Department of Animal Science, UFRGS, Porto Alegre, Brazil.; CLÁUDIA M. CAMARGO, NESPRO, Department of Animal Science, UFRGS, Porto Alegre, Brazil.; BÁRBARA BREMM, NESPRO, Department of Animal Science, UFRGS, Porto Alegre, Brazil.; JULIANA B. HOERBE, Graduate Student, Department of Animal Science, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre.; JÚLIO OTÁVIO J. BARCELLOS, NESPRO, Department of Animal Science, UFRGS, Porto Alegre, Brazil. |
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Título : |
Effects of dehorning on welfare indicators in beef cattle: systematic review-meta-analysis approach. |
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Fecha de publicación : |
2016 |
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Fuente / Imprenta : |
In: Conference, Reunião Anual da Sociedade Brasileira de Zootecnia (SBZ), 53., 01-04 de Agosto, Gramado, Brasil, 2016. |
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Idioma : |
Inglés |
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Contenido : |
This study is a meta-analysis of the effects of dehorning on welfare indicators, measured by cortisol concentration, average daily gain (ADG) or vocalization in beef cattle. We conducted a literature search on five electronic databases (CAB Abstracts, ISI Web of Science, PubMed, Agricola and Scopus) from January 1900 to May 2015 and included conference proceedings and electronically contacted experts, as well as we checked references of relevant review manuscripts. Inclusion criteria were complete studies using beef cattle until 12 months of age undergoing dehorning that showed one of the following outcome measures: cortisol level, ADG or vocalization. Data were extracted using pre-defined protocols. The included documents were written in English, Spanish, Portuguese or Italian. Random effect meta-analyses were conducted for each indicator separately with the mean of control and treated group. Possible influences of study characteristics and quality were assessed in meta-regression analyses. Four publications reporting seven studies and 69 trials were included in this MA involving 287 animals. Significant heterogeneity between studies was observed for each outcome. Cortisol concentration decreased at 30 (MD = -0.767 nmolL-1; P < 0.001; 95% CI: -1.099, -0.435) and 120 min (MD = 0.680 nmolL-1; P = 0.023; 95% CI: -1.267, -0.093) after intervention favouring non-dehorned group in comparison to amputation dehorning animals. Local anaesthesia was not effective in reduce cortisol concentration 30 min after dehorned by amputation. The number of vocalization showed a marginal significant decrease (MD = -0.929; P = 0.081; 95% CI: -1.973, 0.116) in non-dehorned animals compared to dehorned by amputation. For comparison groups by meta-analysis for ADG, no significant effects were obtained. Publication bias was observed for ADG outcome, i.e. small size studies reporting non-significant effect were less likely to be published than similar studies that found a significant effect. The continent where the study was performed, sample size, blinding the outcome assessment, type of drug used, and the publication type explained 95% of the between-study variance, and these variables were associated to the outcome when cortisol was analysed. Pain management in the routine dehorning of beef cattle is recommended. However, further investigations are required to improve confident decision in pain relief. MenosThis study is a meta-analysis of the effects of dehorning on welfare indicators, measured by cortisol concentration, average daily gain (ADG) or vocalization in beef cattle. We conducted a literature search on five electronic databases (CAB Abstracts, ISI Web of Science, PubMed, Agricola and Scopus) from January 1900 to May 2015 and included conference proceedings and electronically contacted experts, as well as we checked references of relevant review manuscripts. Inclusion criteria were complete studies using beef cattle until 12 months of age undergoing dehorning that showed one of the following outcome measures: cortisol level, ADG or vocalization. Data were extracted using pre-defined protocols. The included documents were written in English, Spanish, Portuguese or Italian. Random effect meta-analyses were conducted for each indicator separately with the mean of control and treated group. Possible influences of study characteristics and quality were assessed in meta-regression analyses. Four publications reporting seven studies and 69 trials were included in this MA involving 287 animals. Significant heterogeneity between studies was observed for each outcome. Cortisol concentration decreased at 30 (MD = -0.767 nmolL-1; P < 0.001; 95% CI: -1.099, -0.435) and 120 min (MD = 0.680 nmolL-1; P = 0.023; 95% CI: -1.267, -0.093) after intervention favouring non-dehorned group in comparison to amputation dehorning animals. Local anaesthesia was not effective in reduce cortisol c... Presentar Todo |
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Palabras claves : |
ANIMAL WELFARE. |
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Thesagro : |
BIENESTAR ANIMAL. |
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Asunto categoría : |
L01 Ganadería |
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URL : |
http://www.ainfo.inia.uy/digital/bitstream/item/5929/1/Confererence-August2016-AMERICA-MEDEROS-BRASILDehorning.pdf
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Marc : |
LEADER 03111nam a2200205 a 4500
001 1055312
005 2016-08-19
008 2016 bl uuuu u01u1 u #d
100 1 $aCANOZZI, M.E.A.
245 $aEffects of dehorning on welfare indicators in beef cattle$bsystematic review-meta-analysis approach.$h[electronic resource]
260 $aIn: Conference, Reunião Anual da Sociedade Brasileira de Zootecnia (SBZ), 53., 01-04 de Agosto, Gramado, Brasil$c2016
520 $aThis study is a meta-analysis of the effects of dehorning on welfare indicators, measured by cortisol concentration, average daily gain (ADG) or vocalization in beef cattle. We conducted a literature search on five electronic databases (CAB Abstracts, ISI Web of Science, PubMed, Agricola and Scopus) from January 1900 to May 2015 and included conference proceedings and electronically contacted experts, as well as we checked references of relevant review manuscripts. Inclusion criteria were complete studies using beef cattle until 12 months of age undergoing dehorning that showed one of the following outcome measures: cortisol level, ADG or vocalization. Data were extracted using pre-defined protocols. The included documents were written in English, Spanish, Portuguese or Italian. Random effect meta-analyses were conducted for each indicator separately with the mean of control and treated group. Possible influences of study characteristics and quality were assessed in meta-regression analyses. Four publications reporting seven studies and 69 trials were included in this MA involving 287 animals. Significant heterogeneity between studies was observed for each outcome. Cortisol concentration decreased at 30 (MD = -0.767 nmolL-1; P < 0.001; 95% CI: -1.099, -0.435) and 120 min (MD = 0.680 nmolL-1; P = 0.023; 95% CI: -1.267, -0.093) after intervention favouring non-dehorned group in comparison to amputation dehorning animals. Local anaesthesia was not effective in reduce cortisol concentration 30 min after dehorned by amputation. The number of vocalization showed a marginal significant decrease (MD = -0.929; P = 0.081; 95% CI: -1.973, 0.116) in non-dehorned animals compared to dehorned by amputation. For comparison groups by meta-analysis for ADG, no significant effects were obtained. Publication bias was observed for ADG outcome, i.e. small size studies reporting non-significant effect were less likely to be published than similar studies that found a significant effect. The continent where the study was performed, sample size, blinding the outcome assessment, type of drug used, and the publication type explained 95% of the between-study variance, and these variables were associated to the outcome when cortisol was analysed. Pain management in the routine dehorning of beef cattle is recommended. However, further investigations are required to improve confident decision in pain relief.
650 $aBIENESTAR ANIMAL
653 $aANIMAL WELFARE
700 1 $aMEDEROS, A.
700 1 $aMENEGASI, S.R.O.
700 1 $aCAMARGO, C.M.
700 1 $aBREMM, B.
700 1 $aHOERBE, J.B.
700 1 $aBARCELLOS, J.O.J.
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