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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 ...
Extreme Behavioral Adjustments by an Orb‐Web Spider to Restricted Spaces
(2012)
Adaptive flexibility in response to environmental variation is often advantageous and occurs in many types of traits in many species. Although the basic designs of the orb webs of a given species are relatively uniform, ...
Germinación de semillas de Crescentia alata (Bignoniaceae) en distintas condiciones de temperatura, luminosidad y almacenamiento
Seed germination of Crescentia alata (Bignoniaceae) at different temperatures, light conditions, and storage periods
(2019)
Crescentia alata (Bignoniaceae) es una especie arborescente de gran interés cultural y económico desde México hasta Costa Rica. Sin embargo, la protección de las poblaciones naturales y el establecimiento de plantaciones ...
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 ...
Shade tolerance within the context of the successional process in tropical rain forests
Tolerancia a la sombra en el contexto del proceso de sucesión en los bosques tropicales lluviosos
(2019)
Abstract: Shade tolerance (the capacity to survive and grow over long periods under shade) is a key component of plant fitness and the foundation of current theories of forest succession in tropical rain forests. It serves ...
Presence of microplastics in six bivalve species (Mollusca, Bivalvia) commercially exploited at the Pacific coast of Costa Rica, Central America
(2022-08)
Microplastic pollution represents a serious threat to coastal marine systems. We evaluated the presence of microplastics (MPs) in 168 specimens of six commercially exploited bivalve species in the Golfo de Nicoya, Costa ...
Diversidad y vulnerabilidad de la flora orquideológica de un bosque montano nuboso del Valle Central de Costa Rica
(2019)
Los Cerros de La Carpintera son una formación montañosa en el Valle Central de Costa Rica que alberga remanentes de bosque nuboso en sus partes altas y están rodeados por áreas urbanas y agrícolas. Con el interés de promover ...
Quantitative genetic analysis of anxiety trait in bipolar disorder
(2017)
Background:Bipolar disorder type I (BPI) affects approximately 1% of the world population. Although geneticinfluences on bipolar disorder are well established, identification of genes that predispose to the illness has ...
First characterization of seagrasses at S´amara Bay, Pacific coast of Costa Rica
(2022)
Seagrasses are found at limited locations in the Eastern Tropical Pacific (ETP). Here, we provide the first characterization of seagrasses at Sámara Bay, on the northern Pacific coast of Costa Rica. Sampling was carried ...