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Características del nivel del mar en los litorales costarricenses
(Ciencia y Tecnología, 12(1-2): 117-131,1988 San José, Costa Rica, 1988)
La variación del nivel del mar en los litorales costarricenses es un argumento desconocido. Son escasos los estudios que sobre este tema se han realizado y cada vez es mayor la necesidad de entender no sólo la influencia ...
Synthesis of 2-hydroxy-3-substituted naphthoquinones using the Heck reaction
(2007-06)
An efficient Heck coupling of 2-hydroxy-3-iodo-naphthoquinone with a series of electron-deficient alkenes in aqueous solution has been accomplished. The method is characterized by simple conditions and facile work-up to ...
Caracterización molecular de bacterias simbióticas provenientes de especies forestales leguminosas y evaluación de la respuesta de inoculación
(2023-05-26)
La diversidad de bacterias fijadoras de nitrógeno asociada con especies forestales tropicales ha sido relativamente poco estudiada. En este estudio se aislaron bacterias simbiontes en nódulos de ocho especies forestales ...
Change in the composition of fauna associated with Pocillopora spp. (Scleractinia, Pocilloporidae) following transplantation
(2023-04-30)
Introduction: Associated fauna comprises most of the diversity of a coral reef and performs ecological functions
essential to the reef’s survival. Since Pocillopora corals harbor an important associated fauna, reef ...
Improved seasonal prediction skill of rainfall for the Primera season in Central America
(2017)
This study explores the predictive skill of seasonal rainfall characteristics for the first rainy (and planting) season, May–June, in Central America. Statistical predictive models were built using a Model Output Statistics ...
Análisis de riesgo de inundación por tsunamis en Puntarenas, Costa Rica
(2001-08)
El análisis de riesgo de inundación por tsunamis en Puntarenas, Costa Rica, revela la vulnerabilidad de la región ante sismos tsunamigénicos que pudiesen ocurrir frente al Golfo de Nicoya y en la zona de subducción de ...
Geometric goodness of fit measure to detect patterns in data point clouds
(2019)
The curse of dimensionality is a commonly encountered problem in statistics and data
analysis. Variable sensitivity analysis methods are a well studied and established set of
tools designed to overcome these sorts of ...
External Morphology of Tagosodes orizicolus (Homoptera: Delphacidae) Revealed by Scanning Electron Microscopy
(2001)
A comprehensive analysis of the ultrastructure of the delphacid rice pest Tagosodes
orizicolus (Muir) was undertaken using scanning electron microscopy to resolve taxonomic problems in the distinction of females and nymphs ...