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The first record of an audible sound produced by a ghost moth, Phassus (Hepialidae) from Costa Rica
(2015)
Sound production in lepidopteran adults has been reported in at least 13 families. The
majority of these families produce ultrasonic sounds that are inaudible to humans. Here we report
the first record of an audible sound ...
Guía ilustrativa del güísaro (Psidium guineense)
(2023-02-11)
El güísaro, Psidium guineense Sw., es una planta de la familia Myrtaceae, originaria de las
zonas tropicales de América. También se le conoce con los nombres vulgares de guayabo
de sabana, guayaba agria, y guayaba cimarrón. ...
Automated Quantification of Ki-67 on Gastric Epithelial Tissue based on Cell Nuclei Area Ratio
(2022)
The objective was to develop an automated algorithm for the estimation of a protein (Ki-67) index based on cell nuclei area ratio of gastric epithelial tissue cells; for this purpose, digital histopathology images were ...
POST-EXERCISE REHYDRATION WITH DIFFERENT BEVERAGES: PURE WATER, SPORTS DRINK, AND ROSELLE TEAREHIDRATACION POST-EJERCICIO CON DIFERENTES TIPOS DE BEBIDAS: AGUA PURA, BEBIDA DEPORTIVA Y AGUA DE JAMAICA
(Escuela de Educación Física y Deportes - Universidad de Costa Rica, 2002)
Modelo de transformación 1 Papel Reciclado y desechos orgánicos
(2012-12-12)
Este trabajo responde al proyecto "Mejora de la oferta educativa en gestión ambiental urbana y rural" del Observatorio del Desarrollo Universidad de Costa Rica. El mismo reúne investigaciones para la elaboración de un ...
Changes in Aridity in the Western United States
(2008-08)
It is often remarked that most of the western US (Figure
1) is “always in drought,” especially by visitors from wetter
climates. The plants and landforms of the West, however, are more or less adapted to the region’s ...
"Places of the Heart": Female Regionalist Writers in Nineteenth-Century U.S. Literature
(2002-01-01)
This article is the second in a series of articles which revolve around relationships between women and space. While the previous article concentrates on regionalism in general and its place in the development of U.S. ...
Guía ilustrativa de genotipos de pimiento tipos Manzana, Japonés y Húngaro
(2021-04-30)
El pimiento (también llamado chile dulce), Capsicum annuum L., es una planta de la familia Solanaceae, originaria de Centro y Suramérica. El fruto es una baya hueca, que cuando está joven presenta un color externo verde o ...
Tacaco en Costa Rica: guía ilustrativa de 17 genotipos
(2021-05-05)
El tacaco, Sechium tacaco (Pittier) C. Jeffrey, es una planta de la familia Cucurbitaceae, originaria de Costa Rica. Es una especie apetecida por sus frutos, que se consumen como verdura.
El tacaco se caracteriza por ...