Parcourir par sujet "COSTA RICA"
Voici les éléments 1-20 de 2254
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7 día de campo ganadero
(CATIE, Turrialba (Costa Rica), 1973) -
A case study of traditional agro-forestry practices in a wet tropical zone: the La Suiza project
(Centro Agronómico Tropical de Investigación y Enseñanza, Turrialba (Costa Rica)., 1979) -
A common framework to model recovery in disturbed tropical forests
(Elsevier, 2023-06-11)Despite their exceptional biodiversity and carbon stocks, more than 80% of tropical forests are disturbed. However, a lot of interrogations remain around the ability of vegetation attributes in tropical forests to recover ... -
A cost-benefit analysis for the establishment of mixed pastures with and without two species of legume trees, in the humid tropical of Costa Rica
(CATIE, Turrialba (Costa Rica). Proyecto CATIE/AUW/MG Agricultural University Wageningen, Wageningen (Países Bajos) Ministerio de Agricultura y Ganadería, San José (Costa Rica), 1996)Animal production from native pastures is low in the Atlantic Zone of Costa Rica. Research has shown that meat production can be increased up to six times, by replacing the native grass vegetation with a mixture of the ... -
A detailed soil survey of the rio Jimenez area in the Atlantic Zone of Costa Rica
(CATIE, Turrialba (Costa Rica). Atlantic Zone Programme Agricultural University Wageningen, Wageningen (Países Bajos). Ministerio de Agricultura y Ganadería, San José (Costa Rica), 1987) -
A farm typology for the Atlantic Zone
(CATIE, Turrialba (Costa Rica). Atlantic Zone Programme Agricultural University Wageningen, Wageningen (Países Bajos) Ministerio de Agricultura y Ganadería, San José (Costa Rica), 1997)In land use analysis it is often necessary to generalize individual farMON into a number of farm types. In this research the farm typology is based on the physical production possibilities presented by farm size and soil ... -
A financial analysis of a small scale Gmelina arborea Roxb. improvement programme in Costa Rica
(CATIE, Turrialba (Costa Rica), 1995)El documento presenta los resultados de un análisis financiero de un programa de mejoramiento genético de escala pequeña de Gmelina arborea en Hojancha, provincia de Guanacaste, Costa Rica. El programa consistió en el ... -
A functional trait based approach to understand tropical forest composition and function in a Costa Rican landscape
(CATIE, Turrialba (Costa Rica), 2014)Quantifying the factors driving tropical forest composition, structure and function is a continuous area of ecological research. Recently, novel approaches have enabled research questions on this topic to be addressed not ... -
A geological/geomorphological and soil transect study of the Chirripo massit and adjacent areas, Cordillera de Talamanca, Costa Rica
(CATIE, Turrialba (Costa Rica). Atlantic Zone Programme Agricultural University Wageningen, Wageningen (Países Bajos) Ministerio de Agricultura y Ganadería, San José (Costa Rica), 1993) -
A geospatial data integration framework for mapping and monitoring tropical landscape diversity in Costa Rica's San Juan-La Selva Biological Corridor
(CATIE, Turrialba (Costa Rica), 2006)Landcover change has substantially reduced the amount of tropical rain forests since the 1950s. Little is known about the extent of remaining forest types. A multivariate analysis of 144 forest plots across Costa Rica's ... -
A geospatial data integration framework for mapping and monitoring tropical landscape diversity in Costa Rica's San Juan-La Selva Biological Corridor
(CATIE, Turrialba (Costa Rica), 2006)Landcover change has substantially reduced the amount of tropical rain forests since the 1950s. Little is known about the extent of remaining forest types. A multivariate analysis of 144 forest plots across Costa Rica's ... -
A Methodological Approach for Prioritization and Rationalization of Field Genebank Accessions of Coffee Genetic Resources: A Case Study of CATIE International Coffee Collection, Costa Rica
(Frontiers Media, Lausana (Suiza), 2021-12)Good management of coffee collections is important because they ensure long-term availability of germplasm to guarantee the sustainability of coffee value chain. The conservation of coffee genetic resources is essential ... -
A patch-model for managed tropical lowland rain forests in Costa Rica
(CATIE, Turriaba (Costa Rica), 2000)The gap modelig approach was used to develop a simulation model for Pentaclethra forests of the Central American Atlantic Moist ecoregion. The model uses empirically estimated functions fitted from a eight-years field ... -
A semi-sinthetic diet for adult banana fruit scarring beetles, Colaspis ostmarki (Coleoptera: Chrysomelidae)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1985-10)Una dieta semi-sintética ha sido desarrollada con el propósito de mantener individuos adultos de Colaspis ostmarki Biake para ser utilizadas en estudios de laboratorio y de campo. Los adultos se alimentan bien de la dieta ... -
A simple method to study and correct the radiometric effects due to topography in a radar image
(CATIE, Turrialba (Costa Rica). Programa Manejo Integrado de Recursos Naturales. Área de Manejo de Cuencas., 1994) -
Abonos orgánicos: efecto de sombra y altitud en almácigos de café
(CATIE, 2000)Se evaluó el efecto de nueve abonos orgánicos en un almácigo orgánico de Coffea arabica L. en función de la sombra (0 y 50%) y la altitud (600 y 1325 msnm). Las plántulas a 600 msnm presentaron los mayores valores de altura ... -
Abonos verdes de leñosas y no leñosas como fuente de nutrientes para maíz en un suelo deficiente de bases
(CATIE, Turrialba (Costa Rica), 1999)Se comparó el contenido de nutrimentos y la capacidad de suplirlos al maíz, de Gliricidia sepium (Jacq.) Walp., Inga edulis Mart., Canavalia ensiformis (L.) DC, Mucuna deeringiana (Bort.) Small, Calliandra calothyrsus ... -
Above-ground biomass storage potential in primary rain forests managed for timber production in Costa Rica
(Elsevier, Ámsterdam (Países Bajos), 2021-07)Tropical forests play a fundamental role in mitigating climate change through storage of carbon in above- and below- ground biomass. Their mitigation potential is, however, affected by significant greenhouse gas emissions ...