1000 resultados para Torres, Carlos Arturo, 1867-1911.


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Imagem componente do jogo “DigesTower (http://www.loa.sead.ufscar.br/digestower.php)” desenvolvido pela equipe do Laboratório de Objetos de Aprendizagem da Universidade Federal de São Carlos (LOA/UFSCar).

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Imagem componente do jogo “DigesTower (http://www.loa.sead.ufscar.br/digestower.php)” desenvolvido pela equipe do Laboratório de Objetos de Aprendizagem da Universidade Federal de São Carlos (LOA/UFSCar).

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Leaf-cutting ant workers care for larvae with an elaborate behavioural repertoire to satisfy the needs of the offspring. In order to investigate worker discrimination ability in the leaf-cutting ant Acromyrmex subterraneus brunneus, we compared the behavioural responses of workers towards worker-produced male larvae and queen-produced worker larvae, including the following behavioural acts: licking the larval body, transporting larvae, feeding larvae with hyphae, scraping larval mouth parts, ingesting faecal fluid excreted by the larva, and inserting hyphae of the symbiontic fungus on the larval body. We verified that workers behaved differently depending on larval origin, i.e. licking the larval body, transporting larvae and inserting hyphae of the symbiontic fungus on the larval body. Observed differences denote the ability of workers in discriminating among larvae, probably because of their different individual needs.

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Leaf-cutting ants forage on a wide variety of plant species using the physical and chemical characteristics of the plants as a selection criterion. In order to determine the influence of the physical factor on the selection of foraging material, inert materials such as floral sponge, polystyrene, plastic and clay, which possess different degrees of physical resistance to cutting, were offered simultaneously to five Acromyrmex subterraneus brunneus colonies, and assessed 12 and 24 h after foraging. No substrate selectivity was observed during foraging. Physical resistance was used as a decision criterion for the incorporation or return of the foraged material. This fact suggests the existence of a second time of selection of the foraged material inside the colony during cultivation of the symbiontic fungus.

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This study describes and quantifies the behavioural acts of two laboratory colonies of Acromyrmex subterraneus brunneus by investigating worker age polyethism. Twenty-nine behavioural acts were recorded during the 19-week observation period. Young individuals performed tasks inside the nest related to brood care and care for the fungus garden, whereas older individuals performed activities outside the nest such as foraging and activities in the waste chamber. The average longevity (+/- SD) was 108.21 +/- 3.30, 109.15 +/- 1.92 and 122.71 +/- 1.55 days for large, medium and small workers, respectively. The small-sized workers presented a higher probability of reaching older age than large- and medium-sized workers. This study describes task switching according to age polyethism and the relationship of physical and temporal subcastes.

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This work aims to investigate the institutionalization of management processes in the legislation of the Brazilian education. For this study was considered the first decades of the twentieth century (1911-1950). The laws of Brazil in the early Republic were derived from tradition or forged by the great legislators. In turn, the tradition is inserted in the power of social organization that is preserved, in a more forceful manner, through the norms and rules. With this assumption, the study chose the Rivadávia and Carlos Maximiliano Reforms, both of the beginning of the century, and the Organic Laws of Teaching, granted by the government in this period, to understand how legislation institutionalized the role of the director in basic education in this context history. The reflections presented introduce historical elements that demonstrate actions and relationships that remain in the form of habits in the school managements. These institutionalized elements contribute to the debate about the political and pedagogical difficulties pointed out by scholars and professionals, related to the promotion of democratic management in the public school.

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We present measurements of Underlying Event observables in pp collisions at root s = 0 : 9 and 7 TeV. The analysis is performed as a function of the highest charged-particle transverse momentum p(T),L-T in the event. Different regions are defined with respect to the azimuthal direction of the leading (highest transverse momentum) track: Toward, Transverse and Away. The Toward and Away regions collect the fragmentation products of the hardest partonic interaction. The Transverse region is expected to be most sensitive to the Underlying Event activity. The study is performed with charged particles above three different p(T) thresholds: 0.15, 0.5 and 1.0 GeV/c. In the Transverse region we observe an increase in the multiplicity of a factor 2-3 between the lower and higher collision energies, depending on the track p(T) threshold considered. Data are compared to PYTHIA 6.4, PYTHIA 8.1 and PHOJET. On average, all models considered underestimate the multiplicity and summed p(T) in the Transverse region by about 10-30%.

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The ALICE experiment at the LHC has studied J/psi production at mid-rapidity in pp collisions at root s = 7 TeV through its electron pair decay on a data sample corresponding to an integrated luminosity L-int = 5.6 nb(-1). The fraction of J/psi from the decay of long-lived beauty hadrons was determined for J/psi candidates with transverse momentum p(t) > 1,3 GeV/c and rapidity vertical bar y vertical bar < 0.9. The cross section for prompt J/psi mesons, i.e. directly produced J/psi and prompt decays of heavier charmonium states such as the psi(2S) and chi(c) resonances, is sigma(prompt J/psi) (p(t) > 1.3 GeV/c, vertical bar y vertical bar < 0.9) = 8.3 +/- 0.8(stat.) +/- 1.1 (syst.)(-1.4)(+1.5) (syst. pol.) mu b. The cross section for the production of b-hadrons decaying to J/psi with p(t) > 1.3 GeV/c and vertical bar y vertical bar < 0.9 is a sigma(J/psi <- hB) (p(t) > 1.3 GeV/c, vertical bar y vertical bar < 0.9) = 1.46 +/- 0.38 (stat.)(-0.32)(+0.26) (syst.) mu b. The results are compared to QCD model predictions. The shape of the p(t) and y distributions of b-quarks predicted by perturbative QCD model calculations are used to extrapolate the measured cross section to derive the b (b) over bar pair total cross section and d sigma/dy at mid-rapidity.

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Universidad de Las Palmas de Gran Canaria. Facultad de Ciencias del Mar. Planificación y Gestión del Litoral ; curso 2013-2014

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[ES]En relación con el uso de una parte del Municipio de Lucainena de las Torres como Parque minero, se ha hecho un análisis de los impactos heredados en el territorio afectado, conforme con los factores ambientales del campo de aplicación en consideración. Los resultados obtenidos de este análisis de impactos junto con la información del análisis DAFO cuantitativo de este territorio conforme con los descriptores de este campo de aplicación, con los logros que se obtendrían con la eliminación de desvíos de calidad, y con los posibles blindajes de calidad de aquellas variables ambientales que estuvieran en situaciones óptimas, servirán, en gran medida, para la redacción de actuaciones que configurarán el Plan de Manejo del territorio como Parque minero, para preservar el legado cultural generado por el sacrificio de las generaciones de un pasado reciente de lucainenses, y para que este legado: posibilite su disfrute, permita una educación y formación ambiental, y cree recursos de aprovechamiento económico. El análisis de impactos ambientales heredados no obvia la pertinente evaluación de impactos ambientales, que deberán soportar todas y cada una de las actuaciones del Plan de Manejo, antes de que sea aplicado.

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[ES]Se diseña un árbol operativo de objetivos, desde uno genérico, del campo de aplicación de los espacios protegidos, jerarquizado en estratos. De arriba abajo, en el árbol, se suceden los estratos correspondientes al fin, a las metas, a las estrategias y a los objetivos de base. El diseño de itinerarios justificados de metas con sus estrategias, desde el árbol genérico operativo de objetivos asumido, desarrolla la vehiculación (armazón) del Plan de Manejo a redactar, compatible con una gestión integral del marco geográfico involucrado. Se obtiene la eficiencia y el alcance de esta vehiculación del Plan de Manejo a partir de un diagnóstico ambiental de situación, sustentado por un Análisis DAFO cuantitativo, y por una Evaluación de Impactos Ambientales heredados.

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[ES]Para el marco geográfico de Lucainena de las Torres (Almería, España), se han formulado los cimientos del previsible Parque de la Minería. Estos se apoyan en el diseño de matrices bajo formato Marco Lógico, que satisfacen a los itinerarios de objetivos de la vehiculación generada al efecto. Se han obtenido 478 matrices, que recogen 3094 actuaciones de 151 planteamientos distribuidos entre 54 propuestas, que dan cuerpo a los 8 proyectos del Plan de Manejo. La temporalización del conjunto del Plan de Manejo recoge un proyecto inicial a modo de análisis de la viabilidad del Parque de la Minería, un bloque central de proyectos en transversalidad y un último proyecto relativo a la promoción del espacio protegido.

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[ES]Se hace la redacción conceptual y temporalizada del Plan de Manejo del Parque de la Minería, en Lucainena de las Torres (Almería, España). Arranca del fin “optimizar la conservación, la protección, el uso y el disfrute de un espacio protegido”, en este caso, de un marco de la de explotación del hierro, entre finales del siglo XIX y mediados del siglo XX. El Plan de Manejo se despliega en ocho proyectos, con sus respectivos objetivos generales. Cada proyecto abarca a un conjunto de propuestas, con sus planteamientos. Los planteamientos quedan configurados por secuencias de actuaciones. Para los diferentes proyectos y propuestas, se calculan los porcentajes de logros y de blindajes respecto a las calidades ambientales.

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Il lavoro di ricerca vuole analizzare, attraverso lo studio specifico della rivista artistico letteraria «L’Eroica» fondata a La Spezia nel 1911 da Ettore Cozzani e Franco Oliva, gli artisti e le situazioni in cui si sviluppa e si diffonde in Italia un linguaggio grafico di tipo fauve-espressionista, in perfetta sintonia con le coeve esperienze straniere. Nello specifico, si è focalizzata l’attenzione sui così detti ‘anni eroici de L’Eroica’ (1911-1917), periodo in cui risulta più evidente il passaggio che si ebbe nel panorama dell’illustrazione italiana da uno stile ancora riconducibile a un linguaggio simbolista a uno, per l’appunto espressionista. Questa rivista, infatti, nella fase conosciuta come “gli anni eroici dell’Eroica” (1911-17), s’interessa in modo quasi esclusivo alla xilografia contemporanea avvalendosi in un primo momento della collaborazione di artisti noti nell’ambito del gusto liberty come, ad esempio, Adolfo De Carolis e dei suoi allievi (Gino Barbieri, Ettore di Giorgio, Antonio Moroni). Tale collaborazione però termina con la cosiddetta “Secessione degli Xilografi”, ossia l’abbandono nel 1914 da parte di De Carolis e dei suoi della testata spezzina, circostanza questa che determinerà un nuovo indirizzo stilistico per la rivista in cui prenderanno sempre più spazio artisti di una generazione più giovane, peraltro già attivi su «L’Eroica» stessa, quali ad esempio Lorenzo Viani, Arturo Martini, Emilio Mantelli, Felice Casorati, Giuseppe Biasi, Roberto Melli e Gino Carlo Sensani, questi ultimi tutti rappresentanti di un espressionismo italiano di primo ordine

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En este trabajo se destaca la figura de Arturo Marasso, poeta y erudito argentino, en relación con su lectura de El Quijote a través de su libro Cervantes. La invención del Quijote. La atención se centra principalmente en el capítulo Las tentaciones de San Antonio y las de don Quijote, que plantea una asociación novedosa entre ambos personajes. Se presentan la época de San Antonio Abad y la Vida de San Antonio, obra de San Atanasio y su especial relación con el género aretológico (edificante). Para finalizar, se comenta la lectura que Marasso realiza de Cervantes, influido por su amplio conocimiento de los clásicos.