Search results for "565"
showing 10 items of 86 documents
Evaluation agroécologique de systèmes de culture en zone tropicale humide : Cas de la mise en valeur agricole d'une savane herbacée acide (Plaine des…
2013
Dans les régions tropicales humides, concilier intensification agricole et protection des ressources naturelles est un défi majeur et difficile à relever. Dans les savanes acides du nord-est laotien, des systèmes de culture de semis direct sur couverture végétale (SCV), basés sur les trois principes du non-labour, d’une couverture permanente du sol, et sur la pratique de rotations culturales diversifiées, sont proposés comme alternative technique à l’intensification agricole conventionnelle basée sur le labour. Si ces systèmes ont connu une diffusion importante et rapide dans les grandes agricultures mécanisées, leur diffusion reste néanmoins à ce jour limitée en contexte de petite agricult…
Typology of exogenous organic matters based on chemical and biochemical composition to predict potential nitrogen mineralization
2010
Our aim was to develop a typology predicting potential N availability of exogenous organic matters (EOMs) in soil based on their chemical characteristics. A database of 273 EOMs was constructed including analytical data of biochemical fractionation, organic C and N, and results of N mineralization during incubation of soil–EOM mixtures in controlled conditions. Multiple factor analysis and hierarchical classification were performed to gather EOMs with similar composition and N mineralization behavior. A typology was then defined using composition criteria to predict potential N mineralization. Six classes of EOM potential N mineralization in soil were defined, from high potential N minerali…
Comparative International Communication Projects: Overcoming the Challenges
2007
Over the last 10-20 years, comparative research in the feld of communication has almost become fashionable. Many factors are responsible for this, for example: an increased awareness of globalisation as a communication-driven process; an awareness of increased transnational conglomerization of media organizations; and the increasing use of the Internet which facilitates easier access to information around the world. But the big question is how to organize collaborative international communication research efectively? Which models of cooperation are available to us, and what are their advantages and disadvantages? In this article, I analyze fve ways of doing collaborative researches and thei…
Electoral Debates. The Last Stronghold Against Mediatization? A Case Study of the 2015 Spanish General Elections
2018
26 Páginas La mediatización de la política alcanza su máxima expresión con motivo de las campañas electorales, en las que los actores políticos se afanan por lanzar sus mensajes persuasivos al espacio público, con el fin de acceder y, en última instancia, convencer al electorado. Este artículo se propone analizar el discurso político en los debates electorales televisados durante la campaña de las elecciones generales españolas de diciembre de 2015. El objetivo del análisis es observar qué temas destacaron en las intervenciones de los actores políticos y determinar si la mediatización afecta el contenido de los debates electorales, o si, por el contrario, estos espacios se mantienen como fo…
Efectos de las consultas boca a boca en redes sociales en la compra de cosméticos en Ecuador.
2022
Las redes sociales han reestructurado el paradigma de la comunicación en el marketing. Investigaciones recientes demuestran que la conducta de consultar reseñas está adquiriendo un rol fundamental en la decisión de compra de los consumidores. En este contexto, el presente estudio desarrolló un marco de investigación para determinar la cadena de relación entre influencia social, credibilidad percibida del boca a boca, adopción del boca a boca e intención de compra aplicada a la industria cosmética del Ecuador. A través de una muestra de 406 consumidores y la aplicación del método de análisis de ecuaciones estructurales, los resultados evidencian el vínculo existente entre las variables plant…
Dictamen profesional sobre la fusión y escisión como extrategias alternativas en un grupo de sociedades
2021
This work is a professional, legal opinion which sets out two alternative strategies (merger by absorption and partial demerger) in order to bring together the different areas of activity of the various companies in a group of companies. The aim is to provide solutions to the questions raised by customers and, therefore, to set out clearly and simply the procedure to be followed in each of the strategies, weighing up the advantages and disadvantages from each of them
Assessing the case of Dengue in Argentina 2009: discrimination and fear
2010
After almost a decade, the re-appearance of Dengue in Argentina caused panic and fears. Unlike Bolivia, Brazil and Paraguay where policies of preventions have been followed, the future of dengue is uncertain for Argentina; this paper does not have any political affiliation but emphasizes the role that mass media play in the coverage of epidemics. The question as to whether a newspaper or mass media corporation should maintain a minimum of objectivity is too complex to be resolved in this short article. However, we have so far set forth a model which will help other researchers to interpret topics of this nature in the future. In moments of disorder, uncertainty or disaster, societies experi…
Situación sociocultural de los colombianos retornados de España a Colombia
2018
Esta investigación, describe las necesidades que tienen los retornados colombianos, una perspectiva social, mirando desde la óptica de los migrantes colombianos y en especial los del Eje cafetero, los que han decidido retornar al país y se han cogido al programa del retorno productivo, con la Ley 1565 del 2012. Colombia, por ser un país que históricamente ha sufrido un conflicto interno armado y durante décadas, vivió una fuerte crisis de violencia, que generó un desplazamiento interno. Cuenta con un número importante de ciudadanos que residen en otros países. Durante todo este proceso, los más afectados, han sido los campesinos colombianos, quienes estuvieron que dejarlo todo, sus tierras,…
Avaliando o caso da dengue na Argentina em 2009: discriminação e medo
2010
Após quase uma década, a reaparição da Dengue na Argentina causou pânico e medo. Diferente da Bolívia, do Brasil e do Paraguai, onde as políticas de prevenção têm sido seguidas, o futuro da dengue fica incerto para a Argentina; este trabalho não tem qualquer afiliação política, mas destaca o papel da mídia de massa na cobertura das epidemias. A questão de se um jornal ou corporação de mídia de massa deveria manter um mínimo de objetividade é extensa demais para ser resolvida neste artigo curto. Entretanto, temos apresentado um modelo que ajudará outros pesquisadores a interpretarem temas desta natureza no futuro. Nos momentos de desordem, incerteza ou desastre, as sociedades passam por uma …
Principios rectores en la adopción de diligencias limitativas de los derechos reconocidos en el art. 18 ce
2021
Criminal Procedure Law reform carried out in 2015 requires, in order to adopt the investigation proceedings that limit the rights recognized by art. 18 Spanish Constitution, to respect the guiding principles of specialty, suitability, exceptionality, necessity and proportionality. This article aims, departing from the legal text and considering existing jurisprudence, to unveil the true meaning of these principles.