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Dive into the research topics where Omar Marín González is active.

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Featured researches published by Omar Marín González.


Agroecology and Sustainable Food Systems | 2018

Participatory evaluation of food and nutritional security through sustainability indicators in a highland peasant system in Guatemala

Esperanza Arnés; Marta Astier; Omar Marín González; Carlos Gregorio Hernández Díaz-Ambrona

ABSTRACT Food and Nutritional Security (FNS) is still an outstanding problem, and rural areas of Guatemala demonstrate this by an increase in the undernourished population from 1.4 million in 1991 to 2.5 million in 2014. Some FNS programs were developed in the past, and our research evaluates the following: (1) the critical points perceived by farmers related to the sustainability of their systems, (2) the performance of FNS program through a set of 7 indicators, and (3) how the FNS levels are related to sustainability indicators among hamlets. We used mixed methods (participatory rural appraisals and 64 semi-structured household surveys) across six hamlets. The most robust 15 indicators were selected through correlation analysis. Two series of five least squares regression models determined that the critical points had significant impacts on economic disparities but failed to explain malnutrition levels. Consequently, we compared two contrasting hamlets according to their energy and protein supply. The results showed that FNS is linked to sustainability as the more self-reliant and equitable community exhibited higher food security. However, FNS depends upon a complex array of self-sufficiency strategies that remain linked to individual household idiosyncrasies.


Archive | 2015

Sustainable Development of Agriculture and Food systems with regard to Water

Carlos Gregorio Hernández Díaz-Ambrona; Esperanza Arnés Prieto; Omar Marín González


Comptes Rendus Mecanique | 2015

A numerical and semi-analytical comparison for structural analysis of fault-crossing pipelines

Omar Marín González; Alberto Fraile; Lutz Karl Heinz Hermanns


Agricultura: Revista agropecuaria | 2015

Oportunidades agropecuarias en el nordeste brasileño

Carlos Gregorio Hernández Díaz-Ambrona; Omar Marín González


Agricultura, ISSN 0002-1334, 2015-03-01, Vol. 84, No. 982 | 2015

Convivencia con el semiárido: Oportunidades agropecuarias en el nordeste brasileño

Carlos Gregorio Hernández Díaz-Ambrona; Omar Marín González


V Simposio: Ecología, manejo y conservación de los ecosistemas de montaña en México | Hacia la articulación de la ecología y la dimensión humana | 14/10/2014-16/10/2014 | Xalapa, Mexico | 2014

Indicadores clave de sostenibilidad en sistemas de montaña. El caso del corredor seco guatemalteco

Esperanza Arnés Prieto; Omar Marín González; Marta Astier; Carlos Gregorio Hernández Díaz-Ambrona


Hacia la articulación de la ecología y la dimensión humana | V Simposio: Ecología, manejo y conservación de los ecosistemas de montaña en México | 14/10/2014-16/10/2014 | Xalapa, Mexico | 2014

Can small horticulture crops improve family farm incomes in mountains areas of Central America

Omar Marín González; Carlos Gregorio Hernández Díaz-Ambrona; Esperanza Arnés Prieto


Ganaderia, ISSN 1695-1123, 2014-11-01, No. 94 | 2014

Ovino y caprino facilitan la convivencia con el semiárido

Carlos Gregorio Hernández Díaz-Ambrona; Omar Marín González


| V SIMPÓSIO BRASILEIRO DE AGROPECUÁRIA SUSTENTÁVEL#N#II CONGRESSO INTERNACIONAL DE AGROPECUÁRIA SUSTENTÁVEL. Multifuncionalidades sustentáveis no campo: Agricultura, pecuária e . ANAIS DE RESUMOS EXPANDIDOS | 18/10/2013 - 20/10/2013 | Universidade Federal de Viçosa | 2013

Modelo de simulação da tomada de decisão e gestão dos recursos agrários em comunidades isoladas de montanha subtropical

Omar Marín González; Esperanza Arnés Prieto; Carlos Gregorio Hernández Díaz-Ambrona


V SIMBRAS – V Simpósio Brasileiro de Agropecuária Sustentável | Agropecuária, agroecologia e cooperativismo. | 18/10/2013 - 20/10/2013 | Brasil | 2013

Identificación de los factores clave de la sostenibilidad de sistemas campesinos de montaña en Mesoamérica a través de herramientas participativas

Esperanza Arnés Prieto; Omar Marín González; Carlos Gregorio Hernández Díaz-Ambrona

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Marta Astier

National Autonomous University of Mexico

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Alberto Fraile

Technical University of Madrid

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Esperanza Arnés

Technical University of Madrid

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