922 resultados para field work


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This work deals with teacher-student relationship (TSR), held in a very special moment: the semester of graduation of architecture and urbanism, where students prepare the final work called Graduation Final Work (GFW). That is the last stage to obtain the title of architect and urban planner in Brazil. The text discusses this problem in several ways, emphasing the relationship between graduated student and his/her mentors into the consolidation process of the student as an actor of the planning process, here defined as "autonomy". The work is focused on understanding the TSR in order to elucidate its importance for improvement of teaching bases on development of the GFW, more than the relation between curriculum and institution. Related with the exploratory characteristic of this master thesis, methodologically, the field work happened through: (i) observation of mentorship guidance, (ii) interviews, and (iii) application of questionnaires to teachers and students. Participated 10 pairs of student and mentors of two federal university of Northeast: 05 pairs of the Federal University of Ceará (UFC) and 05 pairs of the Federal University of Rio Grande do Norte (UFRN). The results presented the development of the GFW as a difficult process / fearful for students, highlighting the main problem situations: the difficulty in choosing the theme, the super-sizing of the process, students' insecurities, and parental relationship with the supervisor process. Summing up, the work indicates that the students has a limited autonomy on the GFW process, which calls for a revision in order to promote the consolidation of the student autonomy, which must be observed for some positions recognition of the role of each actor in the process of orientation

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This dissertation is about the spatial configuration in Natal and processes in the Ponta Negra neighborhood today. Ponta Negra has undergone a number of critical social and spatial changes due to tourism development after the 1990s. It is of special interest to consider the intensification of real estate investment after 2000, when the new airport terminal, located in the neighboring municipality of Parnamirim, was in use. Ponta Negra is the place where most tourists go to, so attracting considerable public investments. New agents of transformation have produced change in the neighborhood as well. The present study aims at analysing the spatial processes in this part of the city. Here, the spatial configuration that resulted from extended real estate investments, both public and private, in recent years, is analysed in detail. The study identifies the multually differentiated, however internally homogenous areas. The concepts of production of space, contemporanean urban development and spatial dynamics are discussed. The research is based on document analysis and field work. Results were plotted to maps and tables. A detailed analysis of the spatial processes in the Ponta Negra neighborhood is undertaken as a conclusion, considering the contemporanean global scenario

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Dissertação (mestrado)—Universidade de Brasília, Instituto de Física, Programa de Pós-Graduação em Física, 2015.

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O presente trabalho de investigação aplicada tem como titulo “Processo de Awareness dos Utilizadores nas Redes Militares”, com o intuito de “identificar a forma mais eficiente e eficaz de efetuar um design de um processo de awareness de forma a sensibilizar os utilizadores do sistema de e-mail do Exército para os ataques de phishing” que é o objetivo desta investigação. Por este motivo, de início foram selecionados objetivos específicos que remetem para este principal. Foi definido que precisamos de conhecer as principais teorias comportamentais que influenciam o sucesso dos ataques de phishing, de forma a perceber e combater estes mesmos. Foi, também, necessário perceber quais os principais métodos ou técnicas de ensino de atitudes, para possibilitar a sensibilização dos utilizadores, como também era necessário definir o meio de awareness para executar esta mesma. Por último, era necessário o processo de awareness, portanto, precisamos de critérios de avaliação e, para isso, é importante definir estes mesmos para validar a investigação. Para responder a estes quatro objetivos específicos e ao objetivo geral da investigação foi criada a questão central do trabalho que é “Como efetuar o design de um processo de awareness para o Exército que reduza o impacto dos ataques de phishing executados através do seu sistema de e-mail?” Devido ao carácter teórico-prático desta investigação, foi decidido que o método de investigação seria o Hipotético-Dedutivo, e o método de procedimento seria o Estudo de Caso. Foi uma investigação exploratória, utilizando as técnicas de pesquisa bibliográfica e análise documental para executar uma revisão de literatura completa com o intuito de apoiar a investigação, como, também, fundamentar todo o trabalho de campo realizado. Para a realização deste estudo, foi necessário estudar a temática Segurança da Informação, já que esta suporta a investigação. Para existir segurança da informação é necessário que as propriedades da segurança da informação se mantenham preservadas, isto é, a confidencialidade, a integridade e a disponibilidade. O trabalho de campo consistiu em duas partes, a construção dos questionários e da apresentação de sensibilização e a sua aplicação e avaliação (outputs da investigação). Estes produtos foram usados na sessão de sensibilização através da aplicação do questionário de aferição seguido da apresentação de sensibilização, e terminando com o questionário de validação (processo de awareness). Conseguiu-se, após a sensibilização, através do processo de awareness, que os elementos identificassem com maior rigor os ataques de phishing. Para isso utilizou-se, na sensibilização, o método de ensino ativo, que incorpora boas práticas para a construção de produtos de sensibilização, utilizando os estilos de aprendizagem auditivo, mecânico e visual, que permite alterar comportamentos.

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La multifuncionalidad (MF) de la agricultura tradicionalmente ha sido abordada desde la perspectiva de países desarrollados y muy pocas veces se ha analizado en el contexto de países en desarrollo. El presente estudio, mediante un trabajo de campo que consulta a varios actores sociales, identifica la presencia de múltiples funciones sociales, económicas y ambientales relevantes que van mas allá de la función productiva en el caso de la agroindustria de la panela (Azúcar no centrifugado) en Colombia y establece características diferenciales en la relevancia y ámbito de estas funciones en tres sistemas agroalimentarios locales (SIAL) de la panela. Finalmente, a partir de estos hallazgos plantea nuevos retos de investigación para la mediación de la MF y para el diseño de políticas basadas en la MF que permitan activar y fortalecer los SIAL de países en desarrollo.   ABSTRACT The multifunctionality (MF) of the agriculture traditionally has been approached from the perspective of developed countries and very few times it has been analyzed in the context of countries in development. The present study, by means of a field work that consults several social actor, identifies the presence of multiple social, economic and environmental functions that they go beyond the productive function in the case of the agroindustry of the panela (not centrifuged sugar) in Colombia and it establishes differential characteristics  in the relevance and environment of these function in three local agrifood systems (LAS) of the panela. Finally, starting from these discoveries it outlines new research challenges to measure the MF and for the design of policies based on the MF that allow to activate and strengthen LAS of undeveloped countries.

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Dissertação (mestrado)—Universidade de Brasília, Faculdade de Agronomia e Medicina Veterinária, Programa de Pós-Graduação em Agronegócios, 2016.

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This dissertation addresses sustainability of rapid provision of safe water and sanitation required to meet the Millennium Development Goals. Review of health-related literature and global statistics demonstrates engineers' role in achieving the MDGs. This review is followed by analyses relating to social, environmental, and health aspects of meeting MDG targets. Analysis of national indicators showed that inadequate investment, poor or nonexistent policies and governance are challenges to global sanitation coverage in addition to lack of financial resources and gender disparity. Although water availability was not found to be a challenge globally, geospatial analysis demonstrated that water availability is a potentially significant barrier for up to 46 million people living in urban areas and relying on already degraded water resources for environmental income. A daily water balance model incorporating the National Resources Conservation Services curve number method in Bolivian watersheds showed that local water stress is linked to climate change because of reduced recharge. Agricultural expansion in the region slightly exacerbates recharge reductions. Although runoff changes will range from -17% to 14%, recharge rates will decrease under all climate scenarios evaluated (-14% to -27%). Increasing sewer coverage may place stress on the readily accessible natural springs, but increased demand can be sustained if other sources of water supply are developed. This analysis provides a method for hydrological analysis in data scarce regions. Data required for the model were either obtained from publicly available data products or by conducting field work using low-cost methods feasible for local participants. Lastly, a methodology was developed to evaluate public health impacts of increased household water access resulting from domestic rainwater harvesting, incorporating knowledge of water requirements of sanitation and hygiene technologies. In 37 West African cities, domestic rainwater harvesting has the potential to reduce diarrheal disease burden by 9%, if implemented alone with 400 L storage. If implemented in conjunction with point of use treatment, this reduction could increase to 16%. The methodology will contribute to cost-effectiveness evaluations of interventions as well as evaluations of potential disease burden resulting from reduced water supply, such as reductions observed in the Bolivian communities.

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Trabalho de Projeto apresentado à Escola Superior de Educação do Instituto Politécnico de Castelo Branco para cumprimento dos requisitos necessários à obtenção do grau de Mestre em Educação Especial – Domínio Cognitivo e Motor.

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On categorization and symbolic power in social work: The myth of the resourceful parents to children with neuro-psychiatric diagnoses Social workers often use the term resourceful about a certain group of parents to children with neuro-psychiatric diagnoses, e.g. autism spectrum disorder and ADHD. This paper discusses the consequences of this sort of stereotyping/categorization with particular regard to the collaboration between these parents and the social workers as they meet in the social services system, when the parents apply for help for their children. Drawing upon Pierre Bourdieu, it is suggested that the categorization resourceful is not only overly simplistic and a myth, but is straight out misguiding and complicates the interaction – in fact it represents an act of symbolic power. Based upon a six months long sociological field-work study it is shown, that even though social workers seem to acknowledge the difficult and grueling life-situation of the parents, they are first and foremost perceived as resourceful and knowledgeable but hence also as annoying, insufferable, demanding and basically unjustified, even though they have obvious legal rights. Parents and social workers alike described the collaboration as being conflictual and a struggle and the complex power-relations are discussed in the light of Bourdieu.

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Este trabajo investigativo busca aportar a la literatura sobre las tácticas de influencia en el liderazgo. Surge como una aplicación, a dos casos específicos, del proyecto de investigación “Los mecanismos de influencia en la relación de liderazgo”, desarrollado por el profesor Juan Javier Saavedra Mayorga e inscrito en la línea de investigación en Estudios Organizacionales del Grupo de Investigación en Dirección y Gerencia. La investigación tiene como objetivo fundamental identificar las tácticas de influencia que utilizan dos líderes organizacionales en su trato cotidiano con sus colaboradores, así como la reacción de estos últimos ante dichas tácticas. El proyecto parte de una revisión teórica sobre tres elementos: el liderazgo, la influencia y el poder, y las reacciones de los colaboradores frente a las tácticas de influencia utilizadas por el líder. La estrategia metodológica empleada es el estudio de caso. El trabajo de campo se desarrolló en dos organizaciones: Microscopios y Equipos Especiales S.A.S. y Tecniespectro S.A.S. La técnica de recolección de información es la entrevista semi estructurada, y el método de análisis de información es el análisis de contenido temático.

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La presente investigación busca analizar el impacto en los procesos organizacionales de las Instituciones de Educación Superior IES, por la adhesión voluntaria a Pacto Global mediante la verificación del cumplimiento de los principios a nivel documental y práctico. Esta iniciativa encuentra de gran valor la participación de la academia por su aporte a los aspectos críticos en las actividades, su contribución a la investigación, aprendizaje, recursos educativos, a la formación de líderes responsables, entre otros. En ese orden de ideas, el objetivo es conocer cuáles son los beneficios de la adopción de los diez principios relacionados con derechos humanos, estándares laborales, medio ambiente y anticorrupción en las IES, a partir de la revisión de los Comunicados de Progreso (COPs) y/o Comunicados de Involucramientos (COEs), trabajo de campo pertinente a la investigación. En una primera etapa se realizó el diagnóstico, basado en la revisión documental de los informes de cada IES activas en Pacto Global y de la verificación del cumplimiento de los compromisos descritos en los informes a través de las entrevistas realizadas en las IES seleccionadas. La segunda etapa consistió en evaluar en una matriz: el nivel de conocimiento, cumplimiento, motivación y efectividad de los resultados de cada IES. Los resultados obtenidos hacen referencia a la unificación de esfuerzos dentro de la organización, la transferencia del conocimiento, mayor visibilidad en la sociedad, entre otros. En definitiva, la adhesión a Pacto ha permitido que las IES sean organizaciones responsables al servicio de la comunidad educativa y empresarial.

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This study aims to identify the flora and vegetation of rocky outcrops of low altitude and confined in the municipalities of Sobral, Groaíras and Santa Quitéria (Ceará state, Brazil), to propose a phytosociological classification for the xerophilous communities. We selected five stations in areas with high proportion of bare rock (> 80%), and the field work were conducted in March 2014 and 2015 respectively (3º 56’ S and 40º 23’ W, 4º 01’ S and 40º 05’ W, 4º 07’’ S and 40º 08’ W, 4º 09’ S and 40º 09’ W and 4º 03’ S and 40º 00’ W). Floristic relevés were made following the Braun-Blanquet classic sigmatist method. The minimum areas of the floristic relevés vary between 8 e 16 m². All the plant species growing in cracks, crevices and vegetation "spots" that can be found in these habitats were identified. The classification of the relevés was made through the Twinspan. The floristic list is composed of 89 species, distributed in 61 genera and 29 families. Fabaceae was the most representative in species richness, 20 species, followed by Poaceae (10 spp.), Euphorbiaceae (7 spp.) and Convolvulaceae (6 spp.). 22 Brazilian endemisms have been identified. Based in the phytosociological analysis and in the classification results we identified five groups and two communities can be clearly distinguished: community of Pilosocereus gounellei FA.C.Weber) Byles & Rowley and Encholirium spectabile Mart. ex Schult. & Schult.f. and the community of Crateva tapia L. and Combretum leprosum Mart..

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The “dicótilo-palmácea” mixed forest is found in the fluvial plains (floodplains) of watercourses on the Ceará semiarid region (Brazil), distinguishing from the surrounding vegetation (caatinga) by the prevalence of larger tree species. In the river’s margins, presenting high variability in the extension of the riverbanks, arise floodplains in pedologic complexes mainly composed by neossols and argissols, resulting from the deposition of sediments. In these areas of high fertility soils and subjected to flooding during part of the year, it develops a particular type of riparian vegetation dominated by carnauba palm tree (Copernicia prunifera (Mill.) H.E. Moore) forming a particular type of riparian forest, designated by carnaubal palm forest. We aimed to carry out floristic and phytosociological surveys of carnauba palm forests located in the northern region of Ceará. The classical sigmatist method of Braun-Blanquet was applied and classification analysis (Twinspan) was perfomed. The field work occurred in March 2014 and 2016 in eight areas: Fazenda Pedra Branca (03º 37’ 10’’ S e 40º 18’ 30’’ W, 104 m asl), Vale do Rio Bom Jesus (04º 04’ 42’’ S e 39º 57’ 08’’ W, 200 m asl), Lagoa do Peixe (03º 56’ 28’’ S e 40º 23’ 23’’ W, 97 m asl), Fazenda Peixes (04º 06’ 03’’ S e 40º 32’ 43’’ W, 114 m asl), Fazenda Natividade (04º 02’ 50’’ S e 40º 29’ 03’’ W, 109 m asl), Fazenda Morro Alto (02º 53’ 42’’ S e 39º 54’ 51’’ W, 16 m asl), Fazenda Araticum (03º 04’ 58’’ S e 40º 09’ 36’’ W, 19 m asl) and Fazenda Experimental da UVA (03º 37' 04'' S 40º 18' 18'' W, 200 m asl).The floristic list consists of 170 species, distributed between 127 genera and 50 families. Twenty-seven Brazilian endemic species were identified, from which 8 are exclusive of the Caatinga biome. The Fabaceae was the most representative family, with the highest number of species (28), followed by Poaceae (17), Malvaceaea (14), Euphorbiaceae (12), Asteraceaea (9), Convolvulaceae and Rubiaceae (9). The dominant life forms were therophytes (34%), phanerophytes (30%) and chamaephytes (18%). Two communities were identified as a result of the classification analysis using the Twinspan.

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The Caatinga, covering about 800.000 km2, is the predominant vegetation type of the semi-arid region of Brazil. The Caatinga biome comprises several phytophysiognomies and floristic compositions, with many endemic species, especially in Fabaceae, Cactaceae, Euphorbiaceae, Bignoniaceae e Combretaceae. Despite considerable advances, the Brazilian semi-arid needs more studies and inventories of biodiversity, especially the Ceará state. On the basis of these considerations, the present study aims to identify the flora and vegetation, in order to characterize the phytophysiognomy in an area of the Caatinga, in locality of Taperuaba, municipality of Sobral, Ceará, Brazil. Field work was conducted in March 2015 and 2016 respectively, in three transects. The life-forms were established in accordance of Raunkiaer´s system. The floristic list is composed of 87 species, distributed in 66 genera and 36 families. The flora comprises 22 Brazilian endemic species. The most representative family was Fabaceae with 15 species, followed by Malvaceae (7) Convolvulaceae (6), Euphorbiaceae (5) and Poaceae (5). The biological spectrum had a high proportion of therophytes (29,9%), chamaephytes (29,9%) and phanerophytes (26,4%). In the area were identified two phytophysiognomies: outcrops communities highlighting succulent phanerophytes (Pilosocereus chrysostele (Vaupel) Byles & G.D. Rowley subsp. cearensis P.J. Braun & Esteves and P. gounellei (F.A.C. Weber) Byles & Rowley), chamaephytes (Encholirium spectabile Mart. ex Schult. & Schult. f. and Lepidaploa chalybaea (Mart. ex DC.) H. Rob.) and therophytes (Mitracarpus baturitensis Sucre), mixed with communities including small trees and shrubs on deeper soil, composed of Cereus jamacaru DC., a succulent phanerophyte, and many woody phanerophytes, such as Cordia oncocalyx Allemão, Crateva trapia L., Mimosa caesalpiniifolia Benth., M. tenuiflora (Willd.) Poir., Poincianella bracteosa (Tul.) L.P. Queiroz and P. pyramidalis (Tul.) L.P. Queiroz.

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Current pear pruning making use of pneumatic shears still is a very labour intensive operation. The Proder project “Avaliação da poda mecânica em pomares de pera” was designed to contribute to solutions that would reduce the present dependence in labour and therefore to promote a reduction in pruning costs. This paper shows the results of a trial made to evaluate the influence of mechanical topping in manual pruning complement field work and pear yield. Topping was performed using a Reynolds 6DT 3.0m cutting bar with six hydraulic-driven circular disc-saws mounted in the three point tractor linkage system. The field trial was performed in a commercial orchard with 20 years, planted in an array of 4m x 2m with tree lines oriented in North-South direction. Trees were trained as the central leader system. In this trial, in a randomised complete block design with four replications, two treatments are being compared leading to 8 plots with one line of 14 trees per plot. The treatments tests were: T1 - manual pruning performed by workers using pneumatic shears, in each year; T2 - Topping the canopy parallel to the ground, using a discs-saw pruning machine mounted in a front loader of an agricultural tractor, followed by manual pruning complement performed by workers with pneumatic shears. Tree height and width was measured, before and after pruning. Work was timed and pear yields evaluated. Mechanical topping seems to be effective in the control of tree height, which can contribute to increase 14% of work rates on manual pruning complement. No significant differences in pear yield were found between treatments.