Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Rolando Barahona Rosales"'
Autor:
Juan Manuel Cantet, Darío Colombatto, Rocío Soledad Martinez, Rolando Barahona Rosales, Isabel Cristina Molina Botero, Gustavo Jaurena
Publikováno v:
Acta Scientiarum: Animal Sciences, Vol 44, Iss 1 (2022)
The objective of this work was to analyze the effect of the addition of condensed tannins (CT) in the efficiency of digestion, methanogenic potential and energy distribution between the fermentation products of two forages. An assay was carried out u
Externí odkaz:
https://doaj.org/article/1e69775f47ba4ef69611a65ef427c48d
Publikováno v:
Revista Facultad Nacional de Agronomía Medellín, Vol 69, Iss 1, Pp 7783-7792 (2016)
The aim of this study was to estimate emissions of greenhouse gases (GHG) generated by the agricultural activities carried out in the Metropolitan Area of the Aburrá Valley (AMVA), located in Medellin - Colombia. A TIER 1 approach of the methodology
Externí odkaz:
https://doaj.org/article/b3ba902f3ebb4c62b6ab41ccac17cec1
Autor:
Erika Angarita, Isabel Molina, Gonzalo Villegas, Olga Mayorga, Julián Chará, Rolando Barahona Rosales
Publikováno v:
Acta Scientiarum: Animal Sciences, Vol 37, Iss 2, Pp 135-142 (2015)
La fermentación y metanogénesis ruminal son procesos metabolicos vitales para los bovinos y son llevados a cabo por poblaciones microbianas, las cuales se afectan por factores como la presencia de metabolitos secundarios, la composición nutriciona
Externí odkaz:
https://doaj.org/article/fc64ae25644b4ab59f0c6c24129f8d13
Publikováno v:
Revista Facultad Nacional de Agronomía Medellín, Vol 67, Iss 2, Pp 7321-7333 (2014)
Resumen. Se evaluó el potencial del residuo del cultivo de la seta Agaricus bisporus como materia prima para la alimentación de vacas lecheras en segundo tercio de lactancia. Para esto, se sustituyó 10% del concentrado comercial por el residuo (si
Externí odkaz:
https://doaj.org/article/b6ff73bea7b24ed8b37199b3d08843a0
Autor:
César A Cuartas Cardona, Juan F Naranjo Ramírez, Ariel M Tarazona Morales, Enrique Murgueitio Restrepo, Julián D Chará Orozco, Juan Ku Vera, Francisco J Solorio Sánchez, Martha X Flores Estrada, Baldomero Solorio Sánchez, Rolando Barahona Rosales
Publikováno v:
Revista Colombiana de Ciencias Pecuarias, Vol 27, Iss 2, Pp 76-94 (2014)
According to FAO, world demand for animal products will double in the first half of this century as a result of increasing population and economic growth. During the same period, major changes are expected in world climate. Food security remains one
Externí odkaz:
https://doaj.org/article/cbe72df194b7456aa2f9483811f757cd
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 19, Iss 3 (2016)
Currently, cattle systems have the challenge of improving their efficiency in order to satisfy the growing demand of livestock products while at the same time reducing their emissions. In order to estimate the main environmental impacts of bovine mil
Externí odkaz:
https://doaj.org/article/dc27a25b6e3841809d595debaee9960b
Autor:
Cesar Augusto Cuartas Cardona, Juan Fernando Naranjo RamÃrez, Ariel Marcel Tarazona Morales, Guillermo Antonio Correa Londoño, Rolando Barahona Rosales
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 18, Iss 3 (2015)
Knowledge of forage intake and grazing selectivity is vital to improve the use of feed resources by grazing animals. To estimate forage selectivity and intake by steers grazing in intensive silvopastoral systems (ISS) under tropical dry forest (bs-T)
Externí odkaz:
https://doaj.org/article/e2ab81d8e6c34635be8f91ad3b927658
Autor:
Maria Solange Sanchez Pinzón, Álvaro Cogollo Pacheco, Catalina Arroyave Quiceno, Rubén Darío Torrenegra Guerrero, Ángel Maria Giraldo Mejía, Rolando Barahona Rosales
Publikováno v:
Revista Facultad Nacional de Agronomía Medellín, Vol 63, Iss 1, Pp 5209-5224 (2010)
. Floristic characterization, plant tissue and residue matrix (RM) analysis were conducted to establish the extent of heavy metal (HM) pollution of the Moravia dump at Medellín, Colombia, a site that was inhabited by more than 17000 people since 198
Externí odkaz:
https://doaj.org/article/511dd0f240f44a139b3d2dff89be534b
Autor:
Nohora Patricia Manovacía Moreno, Angélica María Moreno Cárdenas, Olga Lucía Mayorga Mogollón, Rolando Barahona Rosales
Publikováno v:
Revista Facultad Nacional de Agronomía Medellín, Vol 61, Iss 2, Pp 4542-4553 (2008)
En el presente estudio se evaluó la producción de biomasa, el contenido de algunos nutrientes (selenio, carbohidratos totales y proteína microbiana) y el consumo de sustrato de cepas de levaduras comerciales y nativas pertenecientes al Banco de Ge
Externí odkaz:
https://doaj.org/article/3e21068456084dfea6e3ac45e6bf8e90
Autor:
Raquel SofÃa Salazar Benjumea, Rolando Barahona Rosales, Julián David Chará Orozco, Maria Solange Sánchez Pinzón
Publikováno v:
Tropical and Subtropical Agroecosystems, Vol 18, Iss 1 (2015)
Rhipicephalus (Boophilus) microplus ticks cause significant economic losses to the Colombian cattle sector: reduction in meat and milk production, blood losses and transmission of blood parasites. The degree of infestation depends on the breed, physi
Externí odkaz:
https://doaj.org/article/8346f4af512a44bfb7312da113995adb