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Now showing items 61-80 of 20684
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A (r)evolução (bio)tecnológica e a (nova) condição do ser global: vias e reflexões
(Universidad de Huelva, 2016)O presente estudo tem como objeto as potencialidades de impacto evidenciadas pela revolução biotecnologia, sua repercussão no individuo, na sociedade e no meio ambiente e consequentes desafios impostos à ética, à bioética ... -
A biotic strategy to sequester carbon in the ornamental containerized bedding plant production: A review
Álvarez de la Puente, José María; Pasian, Claudio; Lal, Rattan; López Núñez, Rafael; Fernández Martínez, Manuel
(Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria, 2018-09)
Identifying options of climate change mitigation is of global interest to researchers. Whereas wide range of techniques of reducing greenhouse gas (GHG) emissions and carbon sequestration have been studied in row crops and ... -
A Case Study of a Digital Data Platform for the Agricultural Sector: A Valuable Decision Support System for Small Farmers
Borrero Sánchez, Juan Diego; Mariscal, Jesús (MDPI, 2022-05)
New players are entering the new and important digital data market for agriculture, increasing power asymmetries and reinforcing their competitive advantages. Although the farmer remains at the heart of agricultural data ... -
A cerâmica de cozinha africana de Monte Moliao (Lagos, Portugal) e o seu enquadramento regional
(Universidad de Huelva, 2017)The set of African cooking ware from Monte Moliao encompasses 2005 classifiable fragments, but only 1767 were typified (according to the proposals of Tortorella, Hayes e M. Bonifay). The fragments were analysed according ... -
A cerâmica grafitada e o seu contexto, entre a margem esquerda do Guadiana e a serra de Aracena
(Universidad de Huelva, 2017)Durante os séculos V e IV a.C., ao longo da bacia hidrográfica do rio Ardila, entre a margem esquerda do Guadiana e a Serra de Aracena, a decoração de determinados recipientes cerâmicos com recurso à aplicação de grafite ... -
A characterization of the Shapley value for cooperative games with fuzzy characteristic function
(Elsevier, 2020-11)The characteristic function of a cooperative game determines the payment that each coalition can obtain when the players in the coalition cooperate. But there are cooperative situations in which the players have only ... -
A chemical approximation to the modal QAPF and normative Q' (F')-ANOR classification of the igneous rocks based on their SiO2-CaO-K2O content
(Sociedad Geológica de España, 2019)Los magmas pueden dar origen a rocas plutónicas o volcánicas de la misma composición química. La composición modal de las rocas plutónicas puede ser cuantificada pero en el caso de las rocas volcánicas no suele ser posible ... -
A clear signature of the breakup modes for 9Be on a proton target at 5.6 MeV/nucleon
Pakou, A.; Acosta Sánchez, Luis Armando; Martel Bravo, Ismael; Sánchez Benítez, Ángel Miguel; Trzcinska, A. (IOP Publishing, 2020)
The breakup of 9Be is studied via an inelastic scattering experiment on a proton target at 5.6 A MeV in inverse kinematics. Two of the three cluster constituents (α and α) as well as the proton target recoil were recorded ... -
A combination of metallomics and metabolomics studies to evaluate the effects of metal interactions in mammals. Application to Mus musculus mice under arsenic/cadmium exposure
García Sevillano, Miguel Ángel; García Barrera, Tamara; Navarro Roldán, Francisco Juan; Montero Lobato, Zaida; Gómez Ariza, José Luis (Elsevier, 2014)
Arsenic and cadmium are toxic metals of environmental significance with harmful effects on man. To study the toxicological and biochemical effects of arsenic/cadmium in mammals a combined metallomic and metabolomic approach ... -
A comparative study of alternative methods for 210Pb determination in environmental samples
Cuesta Beltrán, Estefanía; Barba Lobo, Alejandro; Lozano Bermejo, Rafael Luis; Gutiérrez de San Miguel Herrera, Enrique; Mosqueda Peña, Fernando; Bolívar Raya, Juan Pedro (Elsevier, 2021)
The accurate determination of the levels of 210Pb in environmental samples (e.g. atmospheric aerosols, waters, soils, biota, etc.) is essential due to its multiple applications in geochronology, radiation protection, ... -
A competência comunicativa na formação de professores de espanhol no Brasil : estratégias para sua aprendizagem em ambientes virtuais
(Universidad de Huelva, 2019)A pesquisa que aqui se apresenta tem como título «A competência comunicativa na formação de professores de espanhol no Brasil: Estratégias para sua aprendizagem em ambientes virtuais» e apresenta uma proposta de reavaliar ... -
A competing, dual mechanism for catalytic direct benzene hydroxylation from combined experimental-DFT studies
Vilella, Laia; Conde Alcántara, Ana Isabel; Ballcells, David; Díaz Requejo, María Mar; Lledós, Agustín; Pérez Romero, Pedro José (Royal Society of Chemistry, 2017)
A dual mechanism for direct benzene catalytic hydroxylation is described. Experimental studies and DFT calculations have provided a mechanistic explanation for the acid-free, TpxCu-catalyzed hydroxylation of benzene with ... -
A Complete Solution for Developing Remote Labs
Mejías Borrero, Andrés Manuel; Márquez Sánchez, Marco Antonio; Andújar Márquez, José Manuel; Sánchez Herrera, María Reyes (Elsevier, 2013)
The use of remote laboratories for education is increasing because it is a method that allows a better use of resources (laboratories operate 24 hours a day) and students interact with real equipment from different ... -
A Computer Program to Support the Selection of Turbines to Recover Unused Energy at Hydraulic Networks
Rodríguez Pérez, Ángel Mariano; Pulido Calvo, Inmaculada; Cáceres Ramos, Pablo (MDPI, 2021-02)
For this paper, a computer program was designed and developed to calculate which turbines could be placed in a water distribution system considering the hydraulic constraints. The aforementioned turbines are placed in ... -
A critical review of literature in the rising tide of social media towards promoting tourism
(Universidad de Huelva, 2020)Information and Communications Technology (ICT) has been the focus of the tourism industry in recent decades, specifically for the travel and hospitality sector. The increase of usage and dependency on the Internet has ... -
A Critical Review of Unmanned Aerial Vehicles (UAVs) Use in Architecture and Urbanism: Scientometric and Bibliometric Analysis
Videras Rodríguez, Marta; Gómez Melgar, Sergio Jesús; Sánchez Cordero, Antonio; Andújar Márquez, José Manuel (MDPI, 2021)
In recent years the use of UAVs (Unmanned aerial vehicles) have proliferated in the civil sector for purposes such as search and rescue, remote sensing or real-time monitoring of road traffic, among others. In the architecture, ... -
A cross-border cooperation project between Spain and Portugal to improve the quality of life of the population in Primary School
Moreno Sánchez, Emilia; Castillo Viera, Estefanía; Rodríguez Mena, José Antonio (Elsevier, 2017)
We present a project designed to raise awareness among school community members, encouraging them to engage with a change in their lifestyle and promoting healthy eating habits and exercise. We propose strategies for action ... -
A Cross‐National Analysis of the Effects by Bullying and School Exclusion on Subjective Happiness in 10‐Year‐Old Children
Gómez Baya, Diego; García Moro, Francisco José; Nicoletti, Javier; Lago Urbano, Rocío (MDPI, 2022-02)
Literature to date has well supported the detrimental consequences of bullying and school exclusion in different countries, with negative outcomes in school adjustment or child psychological adjustment, among others. ... -
A cybersecurity control framework for blockchain ecosystems
(Universidad de Huelva, 2019)This paper proposes a cybersecurity control framework for blockchain ecosystems, drawing from risks identified in the practitioner and academic literature. The framework identifies thirteen risks for blockchain implementations, ... -
A DEA-based Evaluation of Latin America and the Caribbean Agricultural Environmental Performance under the Assumption of Natural and Managerial Efficiency
(Universidad de Huelva, 2017)This study uses the Data Envelopment Analysis to measure the agricultural environmental performance under the assumption of natural and managerial disposability, but also evaluates the Returns to Scale and Damages to Scale ...
