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Now showing items 21-30 of 163
Especies botánicas de importancia alimenticia para la abeja nativa Melipona beecheii, en la zona de Atenas, Alajuela, Costa Rica
(Universidad Nacional, Costa Rica, 2021-08)
Las abejas juegan un papel primordial en la dinámica de los ecosistemas, ya que al buscar recursos alimenticios en las flores, brindan servicios de polinización esenciales para la reproducción de las especies vegetales, ...
Diversidad de abejas nativas sin aguijón (Apidae: Meliponini) en Atenas, Alajuela Costa Rica
(Universidad Nacional, Costa Rica, 2021-08)
El presente trabajo se realizó entre los meses de marzo y mayo del 2021 en la finca Rodolfo Arce, que se encuentra ubicado a 7.4 Km del centro de Atenas en el barrio Jesús al oeste del en la provincia de Alajuela, Costa ...
Micromorfología de los foliolos de pejibaye Bactris gasipaes (Arecaceae) var. Diamantes-10
(Universidad de Costa Rica, 2016-07-01)
Bactris gasipaes is widely cultivated for the consumption of palm hearts and fruits. The present work describes the micro morphological characteristics of leaflets from adult plants of B. gasipaes, thornless ...
Turmoil at Turrialba Volcano (Costa Rica): Degassing and eruptive processes inferred from high-frequency gas monitoring
(Wiley, 2016-08-28)
Eruptive activity at Turrialba Volcano (Costa Rica) has escalated significantly since 2014, causing airport and school closures in the capital city of San José. Whether or not new magma is involved in the current unrest ...
Biomass dynamics of Erythrina lanceolata as influenced by shoot-pruning intensity in Costa Rica
(Springer, 2003)
Pruning of agroforestry trees, while reducing shade of the crops, usually reduces both biomass production and nitrogen fixation. Short pruning cycles are often not sustainable on the long run, because tree production ...
Poás volcano: significance of mobile trace elements in the hyperacid crater lake
(IAVCEI Commission on Volcano Lakes, 2019-03)
Resumen de la ponencia: Poás volcano: significance of mobile trace elements in the hyperacid crater lake
Monitoring magmatic-hydrothermal activity with rare earth elements in crater lakes
(International Association of Volcanology and Chemistry of the Earth's Interior, 2013-07)
Resumen de la ponencia Monitoring magmatic-hydrothermal activity with rare earth elements in crater lakes
OVSICORI's Southern Costa Rica Geodynamic Control Network: The opening of a Pandora's Box
(IASPEI, 2016-06-20)
Summary of the presentation “OVSICORI's South Costa Rica Geodynamic Control Network: Opening a Pandora's box. Presented at II General Assembly of the Latin America and Caribbean Seismological Commission of IASPEI, Heredia, ...
Free-living nematodes from nature reserves in Costa Rica. 4. Cephalobina
(Brill, 2003)
Four species of Cephalobina: Geraldius bakeri, Diastolaimus croca, Trualaimus culeatus and Tricirronema tentaculatum are described and illustrated on the basis of material collected in Costa Rica. A scanning electron ...
Checklist of the vascular flora of Reserva Biológica San Luis, Costa Rica
(Pensoft, 2016-03-21)
The Reserva Biológica San Luis is a small protected area located on the Pacific side of the Cordillera de Tilarán, northwestern Costa Rica, with a forest transitioning between the basal and premontane floras according to ...