Browsing by Title
Now showing items 21-40 of 11030
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A Comparative Study of Deep Learning Frameworks Applied to Coffee Plant Detection from Close-Range UAS-RGB Imagery in Costa Rica
(MDPI, 2024-11-10)Introducing artificial intelligence techniques in agriculture offers new opportunities for improving crop management, such as in coffee plantations, which constitute a complex agroforestry environment. This paper presents ... -
A comparison of direct seedling with transplanting of cocoa
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1972-07-01)Las plantas de cacao Amelonado de semillas sembradas directamente en el campo y de uno a dos años de edad fueron mucho más grandes que las plántulas de la misma edad sembradas en almácigo y transplantadas a los cinco meses. ... -
A comparison of forest and savanna soils in Northeastern Nicaragua
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1973-04-01)Seasonal broadleaf forest and pine savanna occur in the lower northeastern part of Nicaragua. The savanna chea is almost entirely limited to sedimentary deposits in the piedmont plain, and the forest is almost entirely ... -
A Contingent Valuation Approach to Estimating Regulatory Costs: Mexico’s Day without Driving Program
(Resources for the Future, Washington, D.C. (Estados Unidos), 2015-05)Little is known about the cost of environmental regulations such as residential zoning restrictions and recycling mandates that target households instead of firms, partly because of significant methodological and data ... -
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 design for a low cost multiple use seed drying unit
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1975-10-01)Se describe el diseño y la operación de una secadora de usos múltiples La unidad sirve principal-mente para secar las semillas de Cupressus, Alnus y Pinus, pero también se mencionan varias otros usos, como para secar ... -
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 dinamica de expansao da procura de amendoas de cacau nos principais países consumidores
(IICA, Turrialba (Costa Rica), 1970)El patrón de expresión del comportamiento a corto y largo plazo de los mercados cacaoteros es uno de los elementos claves del crecimiento del sector cacaotero. El comportamiento a corto plazo está influenciado esencialmente ... -
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 farming system research approach for small farms of Central America.
(Centro Agronómico Tropical de Investigación y Enseñanza, Turrialba (Costa Rica)., 1978) -
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 framework for selecting and designing policies to reduce marine plastic pollution in developing countries
(2020)The polluting of marine ecosystems with plastics is both a global and a local problem with potentially severe consequences for wildlife, economic activity, and human health. It is a problem that originates in countries ... -
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 global map of mangrove forest soil carbon at 30m spatial resolution
(2018)With the growing recognition that effective action on climate change will require a combination of emissions reductions and carbon sequestration, protecting, enhancing and restoring natural carbon sinks have become ... -
A global meta-analysis of soil organic carbon in the Anthropocene
(Nature, 2023-06-05)The study is a global meta-analysis on soil organic carbon in the Anthropocene, based on more than 25,000 primary studies. It examines how land-use change, land management, and climate change affect soil organic carbon ... -
A global synthesis reveals biodiversity-mediated benefits for crop production
(American Association for the Advancement of Science, Washington,DC, USA, 2019)Human land use threatens global biodiversity and compromises multiple ecosystem functions critical to food production. Whether crop yield–related ecosystem services can be maintained by a few dominant species or rely on ... -
A just transition for antimicrobial resistance: planning for an equitable and sustainable future with antimicrobial resistance
(The Lancet, 2023-09-08)It discusses the urgent need to address the global challenge of antimicrobial resistance (AMR) and provides insights on how to reduce its impact in the future. It highlights the consequences of clinically ineffective ...
