Respiratory distress in Holstein cows fed corn silage: case report
An outbreak of respiratory distress was observed in Holstein cows immediately after consuming a new batch of corn-silage, presumably due to the presence of pneumotoxic gases. Signs were observed in 10% of the cows, and characterized as tachypnea, orthopneic position, cough and notable anxiety a few...
| Autores principales: | , , , , , , , |
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| Formato: | Artículo |
| Lenguaje: | Inglés |
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Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste
2023
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| Acceso en línea: | http://hdl.handle.net/20.500.12123/16088 https://revistas.unne.edu.ar/index.php/vet/article/view/7056 https://doi.org/10.30972/vet.3427056 |
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| author | Sosa, Emiliano Ricci, Patricia Di Leo, C. Lombardi, B. Escapil, J. Turcato, Adolfo Crivella, R. Canton, German Jose |
| author_browse | Canton, German Jose Crivella, R. Di Leo, C. Escapil, J. Lombardi, B. Ricci, Patricia Sosa, Emiliano Turcato, Adolfo |
| author_facet | Sosa, Emiliano Ricci, Patricia Di Leo, C. Lombardi, B. Escapil, J. Turcato, Adolfo Crivella, R. Canton, German Jose |
| author_sort | Sosa, Emiliano |
| collection | INTA Digital |
| description | An outbreak of respiratory distress was observed in Holstein cows immediately after consuming a new batch of corn-silage, presumably due to the presence of pneumotoxic gases. Signs were observed in 10% of the cows, and characterized as tachypnea, orthopneic position, cough and notable anxiety a few minutes after offering the silage. No deaths were recorded. Mild leucocytosis was observed in the hemogram. Nutritional analysis and nitrate determination of the corn-silage revealed usual values. Nitrous oxide and methane concentration were evaluated by gas chromatography and nitrogen oxides concentration directly with a portable device, resulting in acceptable values. Although high concentrations of toxic gases could not be evidenced in the air sampled on farm, the clinical signs observed coincide with those reported in cases of exposure to gases formed during corn silage processes. A greater emphasis is required in the evaluation of the corn to be ensiled, given the possible existence of factors that can generate the accumulation of potentially toxic gases for cattle that affect negatively their health and productivity. |
| format | Artículo |
| id | INTA16088 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2023 |
| publishDateRange | 2023 |
| publishDateSort | 2023 |
| publisher | Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste |
| publisherStr | Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste |
| record_format | dspace |
| spelling | INTA160882023-11-30T16:52:29Z Respiratory distress in Holstein cows fed corn silage: case report Enfermedad respiratoria en vacas Holstein alimentadas con silaje de maíz: reporte de caso Sosa, Emiliano Ricci, Patricia Di Leo, C. Lombardi, B. Escapil, J. Turcato, Adolfo Crivella, R. Canton, German Jose Rumiante Disnea Maíz Raza Bovina Enfermedades de los Animales Ruminants Dyspnoea Maize Gases Cattle Breeds Animal Diseases Raza Holando Argentino An outbreak of respiratory distress was observed in Holstein cows immediately after consuming a new batch of corn-silage, presumably due to the presence of pneumotoxic gases. Signs were observed in 10% of the cows, and characterized as tachypnea, orthopneic position, cough and notable anxiety a few minutes after offering the silage. No deaths were recorded. Mild leucocytosis was observed in the hemogram. Nutritional analysis and nitrate determination of the corn-silage revealed usual values. Nitrous oxide and methane concentration were evaluated by gas chromatography and nitrogen oxides concentration directly with a portable device, resulting in acceptable values. Although high concentrations of toxic gases could not be evidenced in the air sampled on farm, the clinical signs observed coincide with those reported in cases of exposure to gases formed during corn silage processes. A greater emphasis is required in the evaluation of the corn to be ensiled, given the possible existence of factors that can generate the accumulation of potentially toxic gases for cattle that affect negatively their health and productivity. Se describe un brote de enfermedad respiratoria en vacas Holando Argentino, inmediatamente luego del consumo de un nuevo silaje de planta entera de maíz, presuntamente con presencia de gases neumotóxicos. Se observaron signos en el 10% de las vacas, caracterizados como taquipnea, posición ortopnéica, episodios de tos y ansiedad, unos minutos luego del ofrecimiento del silaje. No se registraron muertes. En el hemograma se observó leucocitosis leve. El análisis de calidad nutricional del alimento y la concentración de nitratos en el silaje de maíz resultó con los valores habituales. Se evaluó la concentración de óxido nitroso y metano en una muestra de silaje de maíz recolectada herméticamente por cromatografía gaseosa, así como la concentración de óxidos de nitrógeno in situ con un instrumento portátil, resultando en valores aceptables. Aunque no se pudieron evidenciar concentraciones de gases elevadas en el aire del silaje muestreado en el tambo, los signos clínicos observados coinciden con los casos reportados de exposición a gases que se forman durante la fermentación del ensilado. Se debería tener en cuenta la evaluación del maíz a ser ensilado, dadas las posibilidades de que se genere la acumulación de gases potencialmente tóxicos para el ganado, que puedan afectar negativamente su salud y productividad. EEA Balcarce Fil: Sosa, Emiliano. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible; Argentina. Fil: Sosa, Emiliano. Universidad Nacional de La Pampa. Facultad de Veterinaria; Argentina. Fil: Ricci, Patricia. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible; Argentina. Fil: Di Leo, C. Instituto Nacional de Tecnología Industrial; Argentina. Fil: Lombardi, B. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Centro de la Provincia de Buenos Aires; Argentina. Centro de Investigaciones en Física e Ingeniería del Centro de la Provincia de Buenos Aires; Argentina. Fil: Escapil, J. Actividad Privada; Argentina. Fil: Turcato, A. Actividad Privada; Argentina. Fil: Crivella, R. Actividad Privada; Argentina. Fil: Cantón, Germán José. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible; Argentina. 2023-11-30T16:42:47Z 2023-11-30T16:42:47Z 2023-11-28 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/16088 https://revistas.unne.edu.ar/index.php/vet/article/view/7056 1668-4834 (Print) 1669-6840 (online) https://doi.org/10.30972/vet.3427056 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste Revista Veterinaria / Universidad Nacional del Nordeste 34 (2) : 126-129 (2023) |
| spellingShingle | Rumiante Disnea Maíz Raza Bovina Enfermedades de los Animales Ruminants Dyspnoea Maize Gases Cattle Breeds Animal Diseases Raza Holando Argentino Sosa, Emiliano Ricci, Patricia Di Leo, C. Lombardi, B. Escapil, J. Turcato, Adolfo Crivella, R. Canton, German Jose Respiratory distress in Holstein cows fed corn silage: case report |
| title | Respiratory distress in Holstein cows fed corn silage: case report |
| title_full | Respiratory distress in Holstein cows fed corn silage: case report |
| title_fullStr | Respiratory distress in Holstein cows fed corn silage: case report |
| title_full_unstemmed | Respiratory distress in Holstein cows fed corn silage: case report |
| title_short | Respiratory distress in Holstein cows fed corn silage: case report |
| title_sort | respiratory distress in holstein cows fed corn silage case report |
| topic | Rumiante Disnea Maíz Raza Bovina Enfermedades de los Animales Ruminants Dyspnoea Maize Gases Cattle Breeds Animal Diseases Raza Holando Argentino |
| url | http://hdl.handle.net/20.500.12123/16088 https://revistas.unne.edu.ar/index.php/vet/article/view/7056 https://doi.org/10.30972/vet.3427056 |
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