Author Search Results

1

Portal de Revistas UNA

artículo original

Preliminary assessment of the emission levels of ammonia and hydrogen sulfide in different production modalities in poultry farms in Costa Rica

by Herrera, Jorge, Rojas, José F., Bolaños, Asdrúbal

Published 2013

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

2

Portal de Revistas UNA

artículo original

Chemical composition of total deposition samples collected in the metropolitan area of Costa Rica in 2012

by Herrera, Jorge, Rojas, José F., Beita, Víctor H., Chaves, María

Published 2014

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

3

Portal de Revistas UNA

artículo original

Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010

by Herrera, Jorge, Rodríguez, Susana, Rojas, José F., Herrera, Éricka, Chaves, María

Published 2013

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

4

Portal de Revistas UNA

artículo original

Determination of methane emissions in three hydroelectric dams in Costa Rica

by Herrera, Jorge, Rojas, José F., Rodríguez, Susana, Rojas, Antonieta, Beita, Víctor H.

Published 2013

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

5

Portal de Revistas UNA

artículo original

Concentration and chemical composition of PM10 particles in the metropolitan area of Costa Rica in 2012

by Herrera, Jorge, Rojas, José F., Beita, Víctor H., Rodríguez, Agustín, Solórzano, David, Argüello, Hazel

Published 2014

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

6

Portal de Revistas UNA

artículo original

Use of pasive samplers to determine nitrogen dioxide en two municipalities in the metropolitan area of Costa Rica in 2004-2013

by Herrera, Jorge, Rodríguez, Susana, Herrera, Ericka, Rojas, José F., Beita, Víctor H., Solórzano, David

Published 2014

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA

7

Portal de Revistas UNA

artículo original

Comparison of the chemical composition of PM10 and PM2.5 particles collected in urban environments and volcanic areas of metropolitan Costa Rica

by Herrera, Jorge, Rojas, José F., Martínez, María, Avard, Geoffroy, De Moore, Martin, Sáenz, Wendy, Beita, Víctor H., Rodríguez, Agustín, Agüero, Alejandro

Published 2014

Institution: Universidad Nacional de Costa Rica

Repositorio: Portal de Revistas UNA