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Mostrando ítems 41-60 de 72

    • Establecimiento de un Programa de Abastecimiento de Semilla Certificada de Chayote en Ujarrás, Cartago, Costa Rica. 

      Abdelnour-Esquivel, Ana; Brenes-Madriz, Jaime; Alvarenga-Venutolo, Silvana (Instituto Tecnológico de Costa Rica, 2015)
      El establecimiento de un programa de abastecimiento de semilla certificada de chayote les permitiría a los productores contar con semillas de calidad que asegurara que el fruto producido fuese uniforme y que cumpliera con ...

    • Crioconservación de especies leñosas 

      Abdelnour-Esquivel, Ana; Alvarenga-Venutolo, Silvana; Peréz-Chavez, Jason; Aguilar-Vega, María Elena (Instituto Tecnológico de Costa Rica, 2015)
      La crioconservación (almacenamiento a ultra bajas temperaturas, nitrógeno líquido, NL, -196ºC) fue evaluada en tres especies leñosas de interés comercial: pilón (Hyeronima alchorneoides), especie de gran valor por su rápido ...

    • Producción de oxi-indolalcaloides de Uncaria tomentosa in vitro y estudio del efecto citotóxico en líneas celulares de cáncer 

      Alvarenga-Venutolo, Silvana; Salazar-Aguilar, Tatiana; Rosales-López, Catalina (Instituto Tecnológico de Costa Rica, 2015)
      Uncaria tomentosa (Willd.) D.C (Uña de Gato), es una planta de la familia Rubiaceae, se caracteriza por la producción de diferentes metabolitos secundarios de interés farmacológico e industrial. Los oxi-indol alcaloides ...

    • Micropropagación masiva de Stevia Rebaudiana Bertoni en sistemas de inmersión temporal 

      Alvarenga-Venutolo, Silvana; Salazar-Aguilar, Tatiana (Revista Cultivos Tropicales, 2015)
      Stevia rebaudiana Bertoni, familia Asteraceae, es conocida como “yerba dulce” por poseer un edulcorante natural. Sus propiedades provienen de la presencia de glicósidos diterpenos denominados esteviósidos y rebaudiósidos ...

    • Enraizamiento de vitroplantas de membrillo (Cydonia oblonga) por medio de inmersión temporal automatizada y su aclimatación 

      Flores-Mora, Dora María; Chacón-Cerdas, Randall; Alvarado-Marchena, Luis; Schmidt-Durán, Alexander; Alvarado-Ulloa, Carlos (Revista Brasileira de Fruticultura, 2015)
      El membrillo (Cydonia oblonga) es un frutal no tradicional en Costa Rica que presenta propiedades médicas y nutricionales, sin embargo la lentitud del crecimiento y enraizamiento dificulta obtener poblaciones homogéneas ...

    • Molecular characterization of two accessions of Cydonia oblonga 

      Alvarado-Marchena, Luis; Flores-Mora, Dora María; Chacón-Cerdas, Randall; Schmidt-Durán, Alexander; Alvarado-Ulloa, Carlos (Revista Agronomía Mesoamericana, 2015)
      El objetivo de la presente investigación fue evaluar el uso del espaciador plastídico trnH-psbA y la secuencia codificante matK como posibles marcadores para la caracterización molecular de dos accesiones de membrillo (C. ...

    • Análisis prospectivo de los bioinsumos agrícolas en Colombia: una consulta a expertos 

      Avellaneda, Laura; Zambrano, Gregorio; Corina-Zambrano, Diana; Rebeca-Bonilla, Ruth (Revista Colombiana de Biotecnología, 2015)
      Productivity and sustainability of agriculture in Colombia can be influenced positively through the use of biodiversity for the production of bioinoculants. They were analyzed in the medium and long term, the future scenarios ...

    • Industria de bioinsumos de uso agrícola en Colombia 

      Zambrano-Moreno, Diana Corina; Ramón-Rodríguez, Luisa Fernanda; Van Strahlen-Pérez, Mario; Bonilla-Buitrago, Ruth Rebeca (2015)
      Bio-products are primarily produced by using plant growthpromoting bacteria. This group of microorganisms is composed of different genera with the capability to stimulate plant growth increasing their productivity and ...

    • Sensibility analysis of the Trace Transform on land coverage images 

      Roman-Brenes, Ricardo; Torres-Rojas, Francisco; De-La-Osa, Álvaro (Institute of Electrical and Electronics Engineers Inc., 2015)
      Aerial or satellital images may be used to produce terrain coverage maps, which in time are a very useful and important tool for decision-making in several fields including biodiversity, telecommunications and natural ...

    • Uso de biotecnología modifica salmón para que crezca en la mitad del tiempo convencional 

      Garro-Monge, Giovanni (Revista Alimentaria. Cámara Costarricense de la Industria Alimentaria. Edición 141, año 2015., 2015-01)
      Transgenic crops of plant origin are widely used globally in animal and male diets, however, no genetically modified animal has been approved for human consumption. This article mentions about the process and the regulated ...

    • Environmental gradients and the evolution of successional habitat specialization: a test case with 14 neotropical forest sites 

      Quesada-Monge, Ruperto; Letcher, Susan; Lasky, Jesse; Chazdon, Robin; Norden, Natalia; Wright, Joseph; Meave, Jorge; Muñoz, Rodrigo; Romero-Pérez, Eunice; Andrade, Ana; Andrade, José Luis; Balvanera, Patricia; Becknell, Justin; Bentos, Tony; Radika, Bhaskar; Bongers, Frans; Boukili, Vanessa; Brancalion, Pedro; César, Ricardo; Clark, Deborah; Clark, David; Craven, Dylan; DeFrancesco, Alexander; Dupuy, Juan; Finegan, Bryan; Pérez-García, Eduardo; González-Jiménez, Eugenio; Hall, Jefferson; Harms, Kyle; Hernández-Stefanoni, José Luis; Hietz, Peter; Kennard, Deborah; Killeen, Timothy; Susan, Laurance; Lebrija-Trejos, Edwin; Lohbeck, Madelon; Martínez-Ramos, Miguel; Massoca, Paulo; Mesquita, Rita; Mora, Francisco; Muscarella, Robert; Paz, Horacio; Pineda-García, Fernando; Powers, Jennifer; Rodríguez, Ricardo; Sandor, Manette; Sanaphre-Villanueva, Lucía; Schüller, Elisabeth; Swenson, Nathan; Tauro, Alejandra; Uriarte, María; Van-Breugel, Michiel; Vargas-Ramírez, Orlando; Viani, Ricardo; Wendt, Amanda; Williamson, Bruce (Blackwell Publishing Ltd, 2015-09)
      Successional gradients are ubiquitous in nature, yet few studies have systematically examined the evolutionary origins of taxa that specialize at different successional stages. Here we quantify successional habitat ...

    • An overview of existing and promising technologies for national forest monitoring 

      Matieu, Henry; Réjou-Méchain, Maxime; Cifuentes-Jara, Miguel; Wayson, Craig; Piotto, Daniel; Westfall, James; Michel-Fuentes, José María; Alice-Guier, Federico; Castañeda-Lombis, Héctor; Castellanos-López, Edwin; Cuenca-Lara, Ruby; Cueva-Rojas, Kelvin; Águila-Pasquel, Jhon; Duque-Montoya, Álvaro; Fernández-Vega, Javier (Springer-Verlag France, 2015-09)
      The main goal of national forest programs is to lead and steer forest policy development and implementation processes in an inter-sectoral way (FAO 2006). National forest monitoring systems contribute to forest programs ...

    • Overcoming obstacles to sharing data on tree allometric equations 

      Cifuentes-Jara, Miguel; Matieu, Henry; Réjou-Méchain, Maxime; López, Omar; Wayson, Craig; Michel-Fuentes, José María; Castellanos-López, Edwin; Zapata-Cuartas, Mauricio; Piotto, Daniel; Alice-Guier, Federico; Castañeda-Lombis, Héctor (Springer-Verlag France, 2015-09)
      Advances in ecology face the complexity of ecosystems with dynamics longer than a single scientist’s career. In forestry and REDD+ practice, in particular, our ability to understand forest ecosystem dynamics and to manage ...

    • Towards autotrophic tissue engineering: photosynthetic gene therapy for regeneration 

      Chávez, Myra Noemi; Ludwig-Schenck, Thilo; Hopfner, Ursula; Centeno-Cerdas, Carolina; Somlai-Schweiger, Ian; Schwarz, Christian; Machens, Hans-Günther; Heikenwalder, Mathias; Bono, María Rosa; Allende, Miguel; Nickelsen, Jörg; Egaña, José Tomás (Biomaterials, 2016)
      The use of artificial tissues in regenerative medicine is limited due to hypoxia. As a strategy to overcome this drawback, we have shown that photosynthetic biomaterials can produce and provide oxygen independently of blood ...

    • Scientometric analysis of Colombian research on bio-inoculants for agricultural production 

      Zambrano-Moreno, Diana; Avellaneda-Franco, Laura; Zambrano, Gregorio; Bonilla-Buitrago, Ruth (Universitas Scientiarum, 2016)
      The excessive use of synthetic chemical inputs in agricultural production has led to the disruption of biogeochemical cycles. One of the alternatives that arose within the systems of sustainable agriculture was the partial ...

    • Identification of the agr Peptide of Listeria monocytogenes 

      Zetzmann, Marion; Sánchez-Kopper, Andrés; Waidmann, Mark; Blombach, Bastian; Riede, Christian (Frontiers in Microbiology, 2016)
      Listeria monocytogenes (Lm) is an important food-borne human pathogen that is able to strive under a wide range of environmental conditions. Its accessory gene regulator (agr) system was shown to impact on biofilm formation ...

    • Molecular identification of Trichoderma spp. in garlic and onion fields and In Vitro antagonism trials on Sclerotium cepivorum 

      Alvarado-Marchena, Luis; Rivera-Méndez, William (Revista Brasileira de Ciencia do Solo, 2016)
      Trichoderma species are non-pathogenic microorganisms that protect against fungal diseases and contribute to increased crop yields. However, not all Trichoderma species have the same effects on crop or a pathogen, whereby ...

    • Evaluación de tres clases de trigo para la cría de Sitotroga cerealella (Lepidoptera: Gelechiidae) como hospedante utilizado en la cría de enemigos naturales 

      Méndez, Lucía; Botto, Eduardo; Cagnotti, Cynthia; López, Silvia; Viscarret, Mariana; Flores-Mora, Dora María (Revista de la Sociedad Entomológica Argentina, 2016)
      The development of standard protocols for artificial rearing is essential for a suitable production of insects. The eggs of the wheat moth Sitotroga cerealella Olivier are used to rear the oophagous parasitoids of the genus ...

    • Ganancia genética esperada en melina (Gmelina arborea Roxb.) en Córdoba (Colombia) 

      Espitia, Miguel; Castillo, Carlos; Murillo-Gamboa, Olman (Espitia, M., Murillo, O., & Castillo, C. (2016). Ganancia genética esperada en melina (Gmelina arborea Roxb.) en Córdoba (Colombia). Revista Árvore, 40(1), 71-80., 2016)
      El Departamento de Córdoba (Colombia) planea plantar 200000 ha para el 2025 y Gmelina arborea es una de las opciones dada su alta producción de biomasa en turnos cortos. El objetivo del estudio fue estimar el potencial ...

    • Callogenesis and cell suspension establishment of tropical highland blackberry (Rubus adenotrichos Schltdl.) and its microscopic analysis 

      Schmidt-Durán, Alexander; Alvarado-Ulloa, Carlos; Chacón-Cerdas, Randall; Alvarado-Marchena, Luis; Flores-Mora, Dora María (Springer, 2016)
      Blackberries are fruits produced worldwide, with 25 % of their production centered in Mexico, Central and South America. Tropical highland blackberry is a fruit that can potentially enhance human health, due to their high ...