Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt
Livestock activities cause a significant impact on the environment due to the release of N into the soil, which in turn results in nitrification and the emissions of greenhouse gases (GHG). At Corpoica’s Turipaná Research Center (Cereté, Colombia), we evaluated three different genotypes of B. humidicola (CIAT 16888, CIAT 26159, and CIAT 679) with three levels of nitrogen fertilization application (0, 150, and 300 kg ha-1) in order to determine the flow dynamics of GHG and their relationship to growth and forage production. The results indicated that the best genotype, in terms of production, was CIAT 16888, with an dry matter production of 2,075.32 kg ha-1, a height of 46.87 cm, and leaf/stem ratio of 2.51, with no significant differences with genotype CIAT 679, but with genotype CIAT 26159 (P ≤ 0.05). The flow of GHG (methane and nitrous oxide) increased as the N levels increased, indicating a significant correlation between the grass’s growth and total flows.
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Corporación Colombiana de Investigación Agropecuaria (Agrosavia)
2011
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Subjects: | Fisiología de la planta crecimiento y desarrollo - F62, Brachiaria humidicola, Gases de efecto invernadero, Metano, Nitrificación, Ganadería y especies menores, |
Online Access: | http://revista.corpoica.org.co/index.php/revista/article/view/223 http://hdl.handle.net/20.500.12324/33885 |
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dig-bac-20.500.12324-338852020-07-08T21:24:21Z Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt Efecto de la fertilización nitrogenada en la dinámica del óxido nitroso y metano en Brachiaria humidicola (Rendle) Schweickerdt. Pastrana V., Iván Reza G., Sony Espinosa C., Manuel Suárez P, Emiro Díaz A., Eliecer Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores Livestock activities cause a significant impact on the environment due to the release of N into the soil, which in turn results in nitrification and the emissions of greenhouse gases (GHG). At Corpoica’s Turipaná Research Center (Cereté, Colombia), we evaluated three different genotypes of B. humidicola (CIAT 16888, CIAT 26159, and CIAT 679) with three levels of nitrogen fertilization application (0, 150, and 300 kg ha-1) in order to determine the flow dynamics of GHG and their relationship to growth and forage production. The results indicated that the best genotype, in terms of production, was CIAT 16888, with an dry matter production of 2,075.32 kg ha-1, a height of 46.87 cm, and leaf/stem ratio of 2.51, with no significant differences with genotype CIAT 679, but with genotype CIAT 26159 (P ≤ 0.05). The flow of GHG (methane and nitrous oxide) increased as the N levels increased, indicating a significant correlation between the grass’s growth and total flows. Las actividades ganaderas causan un impacto significativo en los cambios ambientales, debido a las altas pérdidas de N que promueven procesos de nitrificación y aumento en emisiones de gases efecto invernadero (GEI). En el Centro de Investigación Turipaná de Corpoica (Cereté, Colombia), se evaluaron tres accesiones de B. humidicola (CIAT 16888, CIAT 26159 y CIAT 679) con tres niveles de aplicación de nitrógeno (0, 150 y 300 kg ha-1) con el fin de determinar la dinámica del flujo de gases de efecto invernadero y su relación con el crecimiento y la producción de forraje. Los resultados indicaron que el mejor genotipo, en términos de producción, fue CIAT 16888, con una producción de materia seca 2.075,32 kg ha-1, altura de 46,87 cm y relación hoja/tallo de 2,51, sin diferencias significativas con el genotipo CIAT 679 pero sí con el genotipo CIAT 26159 (P ≤ 0,05). El flujo de gases de efecto invernadero (metano y óxido nitroso) se incrementó con los niveles de N, lo que indica una correlación significativa entre el crecimiento del pasto y los flujos totales. 2018-11-06T20:41:27Z 2018-11-06T20:41:27Z 2011 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://revista.corpoica.org.co/index.php/revista/article/view/223 10.21930/rcta.vol12_num2_art:223 http://hdl.handle.net/20.500.12324/33885 reponame:Biblioteca Digital Agropecuaria de Colombia repourl:https://repository.agrosavia.co instname:Corporación colombiana de investigación agropecuaria AGROSAVIA spa http://revista.corpoica.org.co/index.php/revista/article/view/223/230 application/pdf Córdoba Cereté Colombia Corporación Colombiana de Investigación Agropecuaria (Agrosavia) Corpoica Ciencia y Tecnología Agropecuaria; Vol 12 No 2 (2011); 134-142 Corpoica Ciencia y Tecnología Agropecuaria; Vol. 12 Núm. 2 (2011); 134-142 revista Corpoica Ciência e Tecnologia Agropecuária; v. 12 n. 2 (2011); 134-142 2500-5308 0122-8706 10.21930/rcta.vol12-num2 |
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Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores |
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Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores Pastrana V., Iván Reza G., Sony Espinosa C., Manuel Suárez P, Emiro Díaz A., Eliecer Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
description |
Livestock activities cause a significant impact on the environment due to the release of N into the soil, which in turn results in nitrification and the emissions of greenhouse gases (GHG). At Corpoica’s Turipaná Research Center (Cereté, Colombia), we evaluated three different genotypes of B. humidicola (CIAT 16888, CIAT 26159, and CIAT 679) with three levels of nitrogen fertilization application (0, 150, and 300 kg ha-1) in order to determine the flow dynamics of GHG and their relationship to growth and forage production. The results indicated that the best genotype, in terms of production, was CIAT 16888, with an dry matter production of 2,075.32 kg ha-1, a height of 46.87 cm, and leaf/stem ratio of 2.51, with no significant differences with genotype CIAT 679, but with genotype CIAT 26159 (P ≤ 0.05). The flow of GHG (methane and nitrous oxide) increased as the N levels increased, indicating a significant correlation between the grass’s growth and total flows. |
format |
info:eu-repo/semantics/article |
topic_facet |
Fisiología de la planta crecimiento y desarrollo - F62 Brachiaria humidicola Gases de efecto invernadero Metano Nitrificación Ganadería y especies menores |
author |
Pastrana V., Iván Reza G., Sony Espinosa C., Manuel Suárez P, Emiro Díaz A., Eliecer |
author_facet |
Pastrana V., Iván Reza G., Sony Espinosa C., Manuel Suárez P, Emiro Díaz A., Eliecer |
author_sort |
Pastrana V., Iván |
title |
Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
title_short |
Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
title_full |
Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
title_fullStr |
Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
title_full_unstemmed |
Effect of nitrogen fertilization on nitrous oxide and methane dynamics in Brachiaria humidicola (Rendle) Schweickerdt |
title_sort |
effect of nitrogen fertilization on nitrous oxide and methane dynamics in brachiaria humidicola (rendle) schweickerdt |
publisher |
Corporación Colombiana de Investigación Agropecuaria (Agrosavia) |
publishDate |
2011 |
url |
http://revista.corpoica.org.co/index.php/revista/article/view/223 http://hdl.handle.net/20.500.12324/33885 |
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