Pesticides for restricted use in the United States are freely imported into Costa Rica

por Vega, Sileny, Maroto, Irma M.
Publicado 1984

Oak regeneration (Quercus sp.) In the highland forests of Costa Rica

por Jiménez Martín, Wilberth
Publicado 1982

Horizontal interception in the highland forests of Costa Rica and its hydrological importance

por Zadroga, Frank
Publicado 1981

Limitations in the definition and application of international standards of occupational exposure to toxic agents in the industry

por Vega, Sileny
Publicado 1980

Deforestation increases the risks of climate changes and carbon cycle alterations

por Selser, Gregorio
Publicado 1980

Vulcanological research at the Faculty of Earth and Sea Sciences of the National University

por Malavassi, Eduardo, Barquero, Jorge
Publicado 1980

Payment of environmental services for ecosystem reconstruction, strengthening of local organizations and rural development

por Baltodano, Javier
Publicado 2000

Compensation systems for environmental services for the Cordillera de Talamanca robldales

por Otárola, Marco, Venegas, Isabel, Alfaro, Marielos
Publicado 2000

Survival of the wild areas of Costa Rica through its garden

por Janzen, Daniel H.
Publicado 1999

Carbon fixation as a marketable environmental service in the light of international environmental law

por Chacón, Carlos M.
Publicado 1998

The unbearable lightness of globalization: the capitalization of nature and the fatal strategies of sustainable development

por Leff, Enrique
Publicado 1998

Effect of earthworm humus on the production of tomato and sweet pepper seedling in the greenhouse

por Hernández, Danilo, Villalobos, Cecilia, Vega, Mario
Publicado 1998

Towards a regional strategy of peoples beyond intellectual property on ways of life

por y del Caribe, Foro-taller mesoamericano
Publicado 1997

Structural analysis of the Very Humid Tropical Forest in the northern zone of Costa Rica: a case study

por Chaves S., Eladio, Chinchilla, Orlando
Publicado 1997

Reproduction in manure of earthworm and effects of vermicompost on corn

por Hernández, Danilo, Montes de Oca, Paulina, Villalobos, Cecilia
Publicado 1996

Environmental deterioration and social perception in an Argentine agricultural area

por Fernández, Guillermina, Guerrero, Marcela, Jacinto, Guillermina, Nogar, Graciela, Posada, Marcelo, Valenzuela, Silvia
Publicado 1996

The science and technology of the University Needed: the case of molecular biology and biotechnology

por Rodríguez Cervantes, Silvia
Publicado 1996

Fertilization with N-P-K in complete formulas for Cupressus lusitana Miller

por Rodríguez Alvarez, Dora, Fonseca González, William
Publicado 1994

Preliminary study on the use of pesticides to combat domestic pests in Costa Rican homes

por Soto L., Lilliam C., Aguilar Z., Marielos
Publicado 1994

Twenty years of Conservation in Brazil: From nature lovers to the Global Forum in Rio de Janeiro

por Mo, Claudette
Publicado 1993