Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems
Ruminants produce approximately 30% of total anthropogenic methane emissions globally. The objective of this manuscript was to review nutritional enteric methane abatement practices for ruminants that are applicable under grazing conditions. A total of 1548 peer-reviewed research articles related to...
| Autores principales: | , , , |
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| Formato: | Journal Article |
| Lenguaje: | Inglés |
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MDPI
2022
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| Acceso en línea: | https://hdl.handle.net/10568/126244 |
| _version_ | 1855521642958028800 |
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| author | Vargas, Juan Ungerfeld, Emilio M. Muñoz, Camila DiLorenzo, Nicolas |
| author_browse | DiLorenzo, Nicolas Muñoz, Camila Ungerfeld, Emilio M. Vargas, Juan |
| author_facet | Vargas, Juan Ungerfeld, Emilio M. Muñoz, Camila DiLorenzo, Nicolas |
| author_sort | Vargas, Juan |
| collection | Repository of Agricultural Research Outputs (CGSpace) |
| description | Ruminants produce approximately 30% of total anthropogenic methane emissions globally. The objective of this manuscript was to review nutritional enteric methane abatement practices for ruminants that are applicable under grazing conditions. A total of 1548 peer-reviewed research articles related to the abatement of enteric methane emissions were retrieved and classified into four categories: non-experimental, in vitro, in vivo confined, and in vivo grazing. The methane abatement strategies for grazing systems were arranged into grazing management and supplementation practices. Only 9% of the retrieved papers have been conducted under grazing conditions. Eight grazing management practices have been evaluated to reduce methane emissions. Decreasing the pre-grazing herbage mass reduced the methane emission per unit of product. Other grazing management practices such as increased stocking rate, decreased forage maturity, rotational stocking, and incorporating tannin-containing or non-tannin-containing feeds showed contradictory results. Nitrogen fertilization or silvopastoral systems did not modify methane emissions. Conversely, supplementation practices in grazing conditions showed contradictory responses on methane emissions. Lipid supplementation showed promising results and suggests applicability under grazing conditions. Identifying and implementing grazing strategies and supplementation practices under grazing conditions is required to increase efficiency and reduce the environmental impact of these systems. |
| format | Journal Article |
| id | CGSpace126244 |
| institution | CGIAR Consortium |
| language | Inglés |
| publishDate | 2022 |
| publishDateRange | 2022 |
| publishDateSort | 2022 |
| publisher | MDPI |
| publisherStr | MDPI |
| record_format | dspace |
| spelling | CGSpace1262442025-12-08T10:29:22Z Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems Vargas, Juan Ungerfeld, Emilio M. Muñoz, Camila DiLorenzo, Nicolas grazing methane emission greenhouse gas emissions enteric methane herbage crops tanning extracts nitrogen fertilizers legumes ruminants mammals grassland management grazing intensity grassland soils silvopastoral systems environmental impact Ruminants produce approximately 30% of total anthropogenic methane emissions globally. The objective of this manuscript was to review nutritional enteric methane abatement practices for ruminants that are applicable under grazing conditions. A total of 1548 peer-reviewed research articles related to the abatement of enteric methane emissions were retrieved and classified into four categories: non-experimental, in vitro, in vivo confined, and in vivo grazing. The methane abatement strategies for grazing systems were arranged into grazing management and supplementation practices. Only 9% of the retrieved papers have been conducted under grazing conditions. Eight grazing management practices have been evaluated to reduce methane emissions. Decreasing the pre-grazing herbage mass reduced the methane emission per unit of product. Other grazing management practices such as increased stocking rate, decreased forage maturity, rotational stocking, and incorporating tannin-containing or non-tannin-containing feeds showed contradictory results. Nitrogen fertilization or silvopastoral systems did not modify methane emissions. Conversely, supplementation practices in grazing conditions showed contradictory responses on methane emissions. Lipid supplementation showed promising results and suggests applicability under grazing conditions. Identifying and implementing grazing strategies and supplementation practices under grazing conditions is required to increase efficiency and reduce the environmental impact of these systems. 2022-04-28 2022-12-22T12:20:30Z 2022-12-22T12:20:30Z Journal Article https://hdl.handle.net/10568/126244 en Open Access MDPI Vargas, Juan; Ungerfeld, Emilio; Muñoz, Camila; and DiLorenzo, Nicolas. 2022. Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems. Animals 12(9): 1132. https://doi.org/10.3390/ani12091132 |
| spellingShingle | grazing methane emission greenhouse gas emissions enteric methane herbage crops tanning extracts nitrogen fertilizers legumes ruminants mammals grassland management grazing intensity grassland soils silvopastoral systems environmental impact Vargas, Juan Ungerfeld, Emilio M. Muñoz, Camila DiLorenzo, Nicolas Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title | Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title_full | Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title_fullStr | Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title_full_unstemmed | Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title_short | Feeding Strategies to Mitigate Enteric Methane Emission from Ruminants in Grassland Systems |
| title_sort | feeding strategies to mitigate enteric methane emission from ruminants in grassland systems |
| topic | grazing methane emission greenhouse gas emissions enteric methane herbage crops tanning extracts nitrogen fertilizers legumes ruminants mammals grassland management grazing intensity grassland soils silvopastoral systems environmental impact |
| url | https://hdl.handle.net/10568/126244 |
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