Artículos de revista: Envíos recientes
Mostrando ítems 701-720 de 872
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Primer registro de termiteros fósiles para el pleistoceno tardío de la región mesopotámica (Argentina) : implicancias paleoambientales
(Universidad Nacional de Colombia. Facultad de Ciencias, 2016)En esta contribución se da a conocer el primer registro de termiteros fósiles para la región Mesopotámica de Argentina, y su disposición espacial, al tiempo que se discuten sus afinidades taxonómicas ... -
Experience to use of ict in the teaching-learning in virtual environments of algebra
(2016)We presented a technology development experience and teaching method in virtual environments distance and face that contribute to solving the problems caused by the massiveness. The experience took place in the subject ... -
Aggregation operators review-mathematical properties and behavioral measures
(Modern Education and Computer Science Press, 2015)A problem that humans must face very often is that of having to add, melt or synthesize information, that is, combine together a series of data from various sources to reach a certain conclusion or make a certain decision. ... -
Nectandra megapotamica (spreng.) mez : phytochemical characterization and neutralizing effect on bothrops diporus venom
(Taylor & Francis, 2014)Antisnake activity of extracts and essential oil of Nectandra megapotamica was tested in vitro against the Bothrops diporus venom (yarará chica). Inhibitory activity of the hemolytic action on the aqueous extract and ... -
Perspectives of new decision making models of processes synchronization in distributed systems
(Khalsa Publications, 2014)In the groups of processes in distributed systems is necessary to make decisions based on agreements; these processes may operate in distributed teams; processes may require the use of shared resources in the form of ... -
¿Cuáles son los métodos preferidos para el modelado de preferencias? Estudio de la comparación entre pares frente a la valoración directa
(United Academic Journals, 2017-06-06)En los sistemas de soporte de decisión generalmente se incluyen modelos de decisión que deben contener un sencillo e intuitivo método para la expresión de las preferencias de los decisores. Los problemas de decisión se ... -
Desarrollo ovárico en columba livia (aves: columbiformes) : análisis morfológico e histológico
(Sociedad de Ciencias Morfológicas de La Plata, 2016)En las aves durante el desarrollo ovárico se pueden reconocer 4 eventos fundamentales: migración y colonización de las células germinales primordiales, diferenciación y proliferación de ovogonias, organización de nidos ... -
Heterochronic events in the ontogeny of Columba livia, Coturnix coturnix, and Gallus gallus domesticus
(Universidad de Antioquia, 2016-10)Background: a series of events take place in a precise spatial and temporal context during the development of any organism. Typically, certain ontogenetic processes are consistent with the proper completion of previous ... -
Phytoplankton of the paraná river basin
(E. Schweizerbart'sche Verlagsbuchhandlung, 2014)We summarize the information on the phytoplankton of the Paraná River in the Argentine stretch, comparing the density, biomass, functional groups and diversity studies of the mainstem and floodplain since the 70’s. We ... -
Phytoplankton of the Iberá system
(Schweizerbart Science Publishers, 2014)The Iberá system is one of the largest wetlands in South America with scarce anthropic disturbances. In this Mesopotamic region waters have low conductivity and the main nutrients are generally present in low concentrations. ... -
The repetitive component of the A genome of peanut (Arachis hypogaea) and its role in remodelling intergenic sequence space since its evolutionary divergence from the B genome
(Annals of Botany, 2013-07-04)Peanut (Arachis hypogaea), also known as groundnut, is a Papilionoid legume originally from South America and is a major food crop, with a world annual production of around 38 Mt (FAOSTAT, http://faostat3.fao.org/home/index.html). ... -
Review of modeling preferences for decision models
(Instituto Científico Europeo, 2015-12)A group decision problem is set in environments where there is a common issue to solve, a set of possible options to choose, and a set of individuals who are experts and express their opinions about the set of possible ... -
Morfología polínica de staelia s.l. (rubiaceae)
(Córdoba, 2014)Este trabajo trata el estudio de los granos de polen de Staelia s.l. Actualmente, es un grupo escasamente estudiado en este aspecto, ya que solo se describieron cuatro de 25 especies. Se estudió el polen de todas las ... -
Primer registro de una puesta de tropidurus spinulosus (squamata : tropiduridae) en el Chaco Argentino
(Museo Nacional de Historia Natural del Paraguay, 2016)Se reporta el primer registro in situ de una puesta de Tropidurus spinulosus en la región del Chaco Húmedo de Argentina, brindando datos sobre el tamaño de la puesta y el tamaño aproximado de los huevos in situ -
Didactical framework for the simulation of computer performance analysis
(European Scientific Institute, 2017-01-31)In this paper, we discussed the main aspects of the various development carried out on the subject of "Operating systems" and "Evaluation systems of data processing" for the degree course in information systems of the ... -
Bioecological traits, abundance patterns and distribution extension of the soldierless neotropical termite Compositermes vindai Scheffrahn, 2013 (isoptera : termitidae : apicotermitinae)
(Centro de Estudios en Biodiversidad, 2015-07-02)The soldierless Neotropical Apicotermitinae is considered among the less known termite groups and its ecological relevance warrants studies about the biology y diversity of their species. We investigated the presence, ... -
First record of liolaemus azarai and hemidactylus mabouia for Ñeembucú Department, Paraguay
(Asociación Herpetológica Argentina, 2017)Comments- The distribution of reptiles from Paraguay was recently revised and updated by Cacciali et al. (2016). Here we report the presence of two lizard species not recorded previously for Ñeembucú Department. -
Borreria apodiensis (rubiaceae: spermacoceae), a new species from ceará and Rio Grande do norte, Brazil
(Sociedad Botánica de Brasil, 2016)A new species of Borreria (Rubiaceae) from Chapada do Apodi in northeastern Brazil is described and illustrated. A distribution map, illustrations, a conservation assessment, a key to morphologically similar taxa and images ... -
Ocurrencia de pseudoboa nigra (duméril, bibron & duméril, 1854) en la República Argentina (serpentes:dipsadidae)
(Consejo Superior de Investigaciones Científicas, 2015)El género Pseudoboa comprende seis especies de serpientes que se distribuyen en gran parte de América del Sur, oeste de Panamá y en las islas Tobago y Granada. Se confirma la presencia en la República Argentina de Pseudoboa ... -
Nuevos registros del género teius (sauria: teiidae), para Argentina y Paraguay
(Museo Nacional de Historia Natural del Paraguay, 2016-12)Se cita por primera vez la presencia de Teius oculatus para la provincia de Santiago del Estero, Argentina y Teius teyou para el Parque Nacional Cerro Corá en Amambay Paraguay, estableciéndose esta localidad como la mas ...
