Published: 2015-02-28

Número completo

Revista Tecnología en Marcha. Vol. 28-1. Enero-marzo 2015

pág. 1-129

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Artículo científico

Development of solar domestic hot water systems in Costa Rica

pág. 3-14

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Automation of small-scale with Open Hardware

Luis Diego Murillo-Soto

pág. 15-23

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Characterization of three agricultural production organizations in the sub-region Caraigres: Part 1. Descriptive analysis of agro supply chains

Edgardo Vargas-Jarquín, German Geovanny Sánchez-Benavides

pág. 24-36

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Botanical descriptors for Ricinus communis germplasm characterization obtained from different Costa Rica’s regions

Paola Solera-Steller, Ileana Moreira-González, Jesús Hernández-López

pág. 37-46

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Larval stage prediction model of Spodoptera frugiperda collected in fig (Ficus carica) and discovery of Apanteles sp. as its parasitoid

Alexander Schmidt-Durán, Vladimir Villalba-Velásquez, Randall Chacón-Cerdas, Kaleb Martínez, Dora María Flores-Mora

pág. 47

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Simulation of the electron beam in a TEM as a charged particles flux

Alberto Hernández-Valle, Vanessa Valverde-Noguera, Ignacio López-Gómez, Bruno Chinè-Polito, Ricardo Esquivel-Isern, Juan Chaves-Noguera

pág. 59-70

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Systems goat and sheep production in the coast sub region eastern of Lake Maracaibo

Cesar Timaure-Jiménez, José Alberto Pozo, Yuleidy Soto-Ysea, Anny Guerere-Morales

pág. 71-90

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Chemical properties of soil, forage production and population density of earthworms in a silvopastoral system in the Zona Huetar Norte of Costa Rica

Alberto Camero-Rey, Heiner Rodríguez-Díaz

pág. 91-104

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Callus formation of cell suspensions in Uncaria tomentosa (cat’s claw)

Laura Sánchez-Calvo, Silvana Alvarenga-Venutolo

pág. 105-120

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Virtuality in the educational process: theoretical reflections on its implementation

Cristian Moreira-Segura, Brenda Delgadillo-Espinoza

pág. 121-129

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