954 resultados para second phase


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The current study analyzes the birth and development of two strategic alliances established between shrimp producers in Rio Grande do Norte: the Unipesca and the Coopercam. To achieve this aim, two approaches which, at first sight, could be considered contradictory were used: the Transactional Costs Economy and Embeddedness. The first approach is fundamentally based in the studies of Williamson (1985; 1991; 1996; 1999; 2000; 2002). Embededness, on the other hand, went through the review of a series of authors, such as Burt (1992), Granovetter (1973; 1985), Uzzi (1997), Gulati (1994; 1995; 1997; 1998; 1999; 2000), Nielsen (2005), Ring (2002), Ring and Van de Ven (1994), Zafirovski (2002), among others. To analyze the birth and development of the cooperatives in this study, Gulati s work (1998) was used. This study shows the steps to be studied for a better comprehension of an alliance: the decision of starting an alliance and the choice of the partners, the decision about the governance structure, the evolution of the alliance and the development of the companies which established this partnership. To carry this study out, a study case accordingly to Yin s proposal (2001) was adopted. Semi-structured interviews with pre-defined plots were conducted in two phases: in the beginning of 2006 and in the beginning of 2007. The subjects from the research were, in 2006, representative members of the main associations and corporations, besides the shrimp producers from the state, when the context of the activity was set. In the second phase, in 2007, representative members from the two cooperatives that were listed above were interviewed the president from Coopercam and the marketing manager from Unipesca. Besides these two members, directors from two important organizations in each of these cooperatives were also interviewed, giving out the necessary information for the research. Secondary data was also collected from the Brazilian Association of Crab producers website, as well as from news from important newspapers in RN, such as Tribuna do Norte. The primary data was analyzed in terms of quality, accordingly to the documental analysis technique. Thus, through the data that was collected, it can be concluded that the reasons that motivated the companies to cooperate can be explained in terms of the transactional costs economy. However, the choice of partners is more connected to aspects approached by the social embededness. When aspects related to development and evolution were analyzed, it could be seen that both aspects from TCE and Embededness were vital to explain the development of the cooperatives mentioned

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Dissertação (mestrado)—Universidade de Brasília, Instituto de Psicologia, Programa de Pós-Graduação em Psicologia Clínica e Cultura, 2015.

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Os espaços verdes públicos de recreio infantil e sénior são indispensáveis para a qualidade do ambiente e da vida urbana, pela sua importância e pelos múltiplos benefícios que lhe estão associados. A criação deste tipo de espaços deve ocorrer de modo concertado com o crescimento das cidades. Neste sentido, as politicas de planeamento urbano devem dar resposta a uma rede coesa deste tipo de espaços na cidade concebendo-os de modo a que sejam acessíveis a toda a população. O presente trabalho apresenta uma metodologia de planeamento de uma rede de espaços verdes públicos de recreio infantil e recreio sénior para a cidade de Coimbra. A metodologia é apoiada numa primeira fase em fichas de levantamento e numa segunda fase recorre-se à aplicação dos Sistemas de Informação Geográfica (SIG); ABSTRACT: Public green spaces for the recreation of children and senior are essential for the quality of the environment and urban life, given their importance and the multiple benefits associated with them. The creation of such spaces must occur in parallel with the growth of the cities. Therefore, urban planning policies must meet a cohesive network of this type of spaces in the city, designing them to be accessible to the entire population. This work presents a methodology for the planning of a network of public green spaces for the recreation of children and seniors for the city of Coimbra. The methodology is supported initially in survey forms and a second phase refers to the application of Geographic information Systems (GIS).

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L’agression sexuelle (AS) envers les enfants est une problématique majeure affectant les communautés autochtones. Considérant les conséquences à long terme associées à l’AS, il est primordial que les intervenants soient formés adéquatement pour intervenir en cas d’AS puisque que cette problématique compromet le bien-être des enfants, de leur famille et de leur communauté. Le Centre d’expertise Marie-Vincent, en partenariat avec les communautés autochtones, a mis sur pied une formation en matière d’AS spécifiquement adaptée aux besoins des intervenants. De 2013 à 2015, 161 professionnels œuvrant dans les communautés autochtones ont participé à cette formation. Deux phases de collecte de données distinctes ont été menées pour vérifier l’atteinte des objectifs du programme, soit l’amélioration des connaissances et des interventions en matière d’AS des participants. Lors de la première phase, les participants ont répondu à un questionnaire de réactions et à un test de connaissances. Une étude de cas multiples qualitative comportant quatre communautés a été réalisée lors de la deuxième phase. En plus d’un taux d’appréciation élevé, les résultats révèlent une augmentation significative des connaissances, passant de 54 % à 87 % (t(125) = 16,4, p < 0,001, ηp2 = 0,68). L’analyse des entrevues fait état d’une appropriation des contenus de formation dans la pratique professionnelle des participants. Ces derniers affirment avoir modifié la façon dont ils questionnent les enfants et être plus attentifs aux signes et symptômes d’une AS. Des changements sur le plan des attitudes, notamment sur l’importance du signalement, sont également rapportés. Finalement, la formation est considérée comme l’un des éléments déclencheurs d’une meilleure collaboration intersectorielle dans au moins une communauté.

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Tähän raporttiin on koottu Uudenmaan ELY-keskuksen ja Etelä-Suomen aluehallintoviraston (AVI) yhteisen, YVA- ja ympäristölupa-menettelyjen yhteyttä edistävän kokeiluhankkeen ensimmäisen vaiheen (9 / 2015 – 8 / 2016) tulokset. Tavoitteena on ollut mm. selvittää ympäristövaikutusten arviointia (YVA), ympäristölupaa ja mahdollista kemikaaliturvallisuuslupaa edellyttävien hankkeiden etenemis-tä nopeuttavia käytäntöjä sekä keinoja parantaa viranomaisten välistä yhteistyötä. YVA- ja lupamenettelyjen ohella tarkasteltiin kaavoitusmenettelyä ja kaavoituksen liittymäpintoja muihin ympäristömenettelyihin. Tiedonkeruumenetelminä käytettiin haastatteluja, kyselyjä ja käytännön kokeiluja. Keskeinen tarkasteltu käytäntö oli toiminnanharjoittajan ja eri viranomaisten välinen yhteisneuvottelu. Neuvottelun tavoitteena on toiminnanharjoittajan hankkeeseen liittyvien YVA-, lupa-, Natura-arviointi-, ja kaavoitusmenettelyjen yhteensovittaminen. Lisäksi neuvottelussa on tarkoitus tunnistaa hankkeeseen liittyviä (ympäristö)selvitystarpeita sekä mahdollisuuksia parantaa yhteistyötä ja tiedonvaihtoa hankkeen kanssa tekemisissä olevien tahojen välillä. Vastaavantyyppisistä neuvotteluista on aiemmissa selvityksissä käytetty termiä ennakkoneuvottelu. Yhteisneuvotteluja voidaan järjestää hankkeen ja siihen liittyvien viranomaismenettelyjen eri vaiheissa. Neuvottelujen määrä, ajoittuminen ja osallistujat suunnitellaan tapauskohtaisesti, hankkeen tarpeista ja siihen liittyvistä viranomaismenettelyistä riippuen. Kaikissa hankkeissa yhteisneuvotteluja ei välttämättä tarvita. Tulosten perusteella raportissa suositellaan viranomaisten välisen yhteistyön parantamista mm. verkostoitumisen ja tiiviimmän yhteydenpidon keinoin. Samoin suositellaan viranomaismenettelyjen yhteensovittamista yhteisneuvottelujen avulla, menettelyjen tiiviimmän yhdistämisen kokeiluja, toiminnan asiakaslähtöisyyden lisäämistä ja viranomaistiedon saatavuuden parantamista. Neuvottelujen onnistumiseksi osallistujilta edellytetään luottamusta, yhteistyöhalukkuutta sekä vastuunottoa yhteensovittamiselle asetettujen tavoitteiden saavuttamisesta. Lisäksi suositellaan, että yhteisneuvottelu säädetään lailla joustavaksi ja tapauskohtaisen harkinnan mahdollistavaksi. Kokeiluhankkeen toisessa vaiheessa (9 / 2016 – 2 / 2017) selvitetään tarkemmin YVA- ja lupamenettelyjen yhteyden vahvistamista ja viranomaisyhteistyön parantamismahdollisuuksia lupavaiheen näkökulmasta. Hankkeen loppuraportti ilmestyy alkuvuodesta 2017.

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Resumo O presente trabalho foi realizado com o objetivo de apresentar propostas de estruturas de parqueamento (elétrico e mecânico), para o controlo de infestantes com galinhas. No estudo usaram-se aves da raça Preta Lusitânica para controlar infestantes nas linhas da vinha em agricultura biológica. Na elaboração das propostas de parqueamento esteve sempre presente a obrigatoriedade de promover o bem-estar das aves e avaliar os possíveis constrangimentos e perturbações causados pelas estruturas de confinamento na manifestação dos comportamentos naturais das aves. O trabalho foi dividido em seis fases. A primeira fase do trabalho foi dedicada à definição das caraterísticas das estruturas de parqueamento. A segunda fase foi dedicada à apresentação das propostas de estruturas de parqueamento das galinhas. Na terceira fase foram realizados os testes de eficácia do parqueamento das galinhas; do controlo das infestantes no que se refere à durabilidade do efeito, comparativamente ao corte mecânico e ainda uma breve análise do comportamento das galinhas. Seguiu-se a análise dos resultados dos ensaios realizados e por último elaborámos um esboço de uma estrutura de parqueamento móvel  GMÓVEL  para que possa ser eficaz no confinamento das galinhas nas linhas e entrelinhas de vinhas e pomares e entrelinhas das hortas em agricultura biológica. Os resultados demonstraram que a proposta com cerca elétrica não foi eficaz no confinamento. O controlo com galinhas da raça Preta Lusitânica revelou-se o mais eficaz no controlo das infestantes e de efeito mais longo no que se refere ao tempo de regeneração dessas infestantes. Palavras-Chave: controlo de infestantes; galinhas; agricultura biológica; preta lusitânica. 2 Abstract The present work was carried out in order to present proposals for parking structures (electrical and mechanical), for weed control. In the study they used chickens of the breed “Preta Lusitânica” to control weeds in the rows of vines in organic farming. During the preparation of the parking proposals, was always present the obligation to promote birds welfare and assess the possible constraints and disturbances caused by the containment structures in birds natural behavior. The work was split into six phases. The first phase of work was devoted to defining the characteristics of parking structures. The second phase was devoted to the presentation of the proposal parking structures for chickens. In the third phase, chickens parking effectiveness tests were made; the weed control with regard to the durability of effect, compared to the mechanical cutting and also a brief analysis of chickens behaviour. The analysis of the results of tests was carried out and finally we made a sketch of the mobile parking structure - GMÓVEL - for it to be effective in the confinement of chickens in the rows and between lines of vineyards and orchards and between lines of gardens in Organic Farming. The results demonstrated that the electric fence proposal was not effective in confinement. The weed control, using the chickens of the breed “Preta Lusitânica”, was way more effective. The effect is longer too, in relation to the regeneration time of these weeds. Key-words: Weed control; Chickens; Organic Farming; Preta Lusitânica.

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Several Cronobacter outbreaks have implicated contaminated drinking water. This study assessed the impact of granular activated carbon (GAC) on the microbial quality of the water produced. A simulated water filter system was installed by filling plastic columns with sterile GAC, followed by sterile water with a dilute nutrient flowing through the column at a steady rate. Carbon columns were inoculated with Cronobacter on the surface, and the effluent monitored for Cronobacter levels. During a second phase, commercial faucet filters were distributed to households for 4-month use. Used filters were backwashed with sterile peptone water, and analyzed for Cronobacter, total aerobic plate count, coliform bacteria and Enterobacteriaceae. Cronobacter colonized the simulated GAC and grew when provided minimal levels of nutrients. Backwashed used filters used in home settings yielded presumptive Escherichia coli, Pseudomonas and other waterborne bacteria. Presumptive Cronobacter strains were identified as negative through biochemical and genetic test.

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The TOMO-ETNA experiment was devised to image of the crust underlying the volcanic edifice and, possibly, its plumbing system by using passive and active refraction/reflection seismic methods. This experiment included activities both on-land and offshore with the main objective of obtaining a new high-resolution seismic tomography to improve the knowledge of the crustal structures existing beneath the Etna volcano and northeast Sicily up to Aeolian Islands. The TOMO ETNA experiment was divided in two phases. The first phase started on June 15, 2014 and finalized on July 24, 2014, with the withdrawal of two removable seismic networks (a Short Period Network and a Broadband network composed by 80 and 20 stations respectively) deployed at Etna volcano and surrounding areas. During this first phase the oceanographic research vessel “Sarmiento de Gamboa” and the hydro-oceanographic vessel “Galatea” performed the offshore activities, which includes the deployment of ocean bottom seismometers (OBS), air-gun shooting for Wide Angle Seismic refraction (WAS), Multi-Channel Seismic (MCS) reflection surveys, magnetic surveys and ROV (Remotely Operated Vehicle) dives. This phase finished with the recovery of the short period seismic network. In the second phase the Broadband seismic network remained operative until October 28, 2014, and the R/V “Aegaeo” performed additional MCS surveys during November 19-27, 2014. Overall, the information deriving from TOMO-ETNA experiment could provide the answer to many uncertainties that have arisen while exploiting the large amount of data provided by the cutting-edge monitoring systems of Etna volcano and seismogenic area of eastern Sicily.

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This research studies the sintering of ferritic steel chips from the machining process. Were sintered metal powder obtained from machining process chips for face milling of a ferritic steel. The chip was produced by machining and characterized by SEM and EDS, and underwent a process of high energy mill powder characterized also by SEM and EDS. Were constructed three types of matrixes for uniaxial compression (relation l / d greater than 2.5). The differences in the design of the matrixes were essentially in the direction of load application, which for cylindrical case axial direction, while for the rectangular arrays, the longer side. Two samples were compressed with different geometries, a cylindrical and rectangular with the same compaction pressure of 700 MPa. The samples were sintered in a vacuum resistive furnace, heating rate 20 °C / min., isotherm 1300 °C for 60 minutes, and cooling rate of 25 °C / min to room temperature. The starting material of the rectangular sample was further annealed up to temperature of 800 ° C for 30 min. Sintered samples were characterized by scanning electron microscopy, optical microscopy and EDS. The sample compressed in the cylindrical matrix did not show a regular density reflecting in the sintered microstructure revealed by the irregular geometry of the pores, characterizing that the sintering was not complete, reaching only the second phase. As for the specimen compacted in the rectangular array, the analysis performed by scanning electron microscopy, optical microscopy and EDS indicate a good densification, and homogeneous microstructure in their full extent. Additionally, the EDS analyzes indicate no significant changes in chemical composition in the process steps. Therefore, it is concluded that recycling of chips, from the processed ferritic steel is feasible by the powder metallurgy. It makes possible rationalize raw material and energy by manufacture of known properties components from chips generated by the machining process, being benefits to the environment

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La presente Tesis Doctoral estudia el uso de la fracción fina de los residuos de construcción y demolición (RCD) en la fabricación de morteros de albañilería. El principal uso de los áridos reciclados de RCD es la construcción de rellenos o firmes de carreteras, aunque su uso como áridos para la fabricación de hormigones o morteros le daría un mayor valor añadido. A nivel internacional existen numerosos estudios sobre la utilización de la fracción gruesa de los áridos reciclados de RCD en la fabricación de hormigones. Sin embargo son escasos los trabajos llevados a cabo para valorizar la fracción fina. Actualmente en España la fracción fina de los áridos reciclados de RCD está infrautilizada y en la mayoría de los casos depositada sin uso en los vertederos de las Plantas de reciclaje. En este trabajo se han utilizado dos tipos de áridos reciclados, uno procedente de residuos de hormigón (FRCA) y otro de residuos mixtos de tabiquería con un alto porcentaje de ladrillo rojo cerámico (FMRA). Todos los materiales han sido caracterizados desde un punto de vista físico, químico y mineralógico para justificar el efecto de su incorporación a la fabricación de morteros industriales de albañilería. En una primera fase se estudiaron las propiedades del mortero fresco y endurecido fabricado con FRCA y cinco niveles de sustitución volumétrica de arena natural y FRCA: 0%, 5%, 10%, 20% y 40%.Se utilizó un cemento puzolánico tipo CEM-IV y se evaluaron las propiedades a corto y largo plazo de morteros de baja resistencia (M5) En una segunda fase, se utilizó un cemento tipo CEM-II y se fabricaron morteros de mayor resistencia (M-10) utilizando FRMA. En esta etapa se llevaron a cabo sustituciones de arena natural por arena reciclada de 0%, 25%, 50%, 75% y 100%. El residuo fue evaluado medioambientalmente mediante el test de conformidad antes y después de ser ligado con cemento (lixiviación). Los resultados fueron completados con estudios de durabilidad. Con el objetivo de completar los estudios anteriores, se llevó a cabo una tercera fase, donde se sustituyó hasta un 100% de arena natural por FRCA, utilizando un cemento tipo CEM-II para fabricar un mortero tipo M-10, dosificado de manera similar al empleado en la segunda fase de este trabajo. Como conclusión general de esta tesis, se puede decir que pueden admitirse tasas de sustitución de hasta un 50% de arena natural por árido reciclado en morteros industriales de albañilería para usos de interior sin que sus propiedades puedan verse afectadas significativamente. Los resultados obtenidos contribuyen a reducir la extracción de arena natural de canteras y ríos, minimizar el consumo de energía y emisiones de CO2, mitigar el calentamiento global y evitar el depósito en vertedero de la fracción fina de RCD.

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320 p.

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Tese de doutoramento em Paleontologia. Faculdade de Ciências do Mar e do Ambiente, Univ. do Algarve, 2005

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Tese de Doutoramento em Ciências Sociais na Especialidade de Administração da Saúde

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Dissertação de mest. em Observação e Análise da Relação Educativa, Faculdade de Ciências Humanas e Sociais, Univ. do Algarve, 2003

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Dissertação de Mestrado, Educação Pré-Escolar, Escola Superior de Educação e Comunicação, Universidade do Algarve, 2016