998 resultados para atividade da nitrogenase


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The object of this study involves the eolian energy and the scenario the training of wind pole in Rio Grande do Norte. The aim is to investigate how far the implementation of the potiguar eolian pole may represent a regional development policy with real change in the structure of the traditional local productive base. About the interaction between the public and private to development of the local eolian activity, the hypothesis is that there is no coordination between the sectors responsible for eolian activity in the state. The theoretical approach follows the developmental current and theory of growth poles, and methodology adopted is a search of exploratory and documentary, with analysis of relevant documents on the subject. As a result of the study it was found that owing to the fragility of the productive structure potiguar and imbalances produced by the concentration of capital in the Northeast, the eolian activity in the state, needs a greater state-owned intervention to ensure a basis of development based on the study and strengthening local productive chain

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This work of research presents an investigation into the knowledge related to the ostensive policing activities of a group of the Rio Grande do Norte State Military Police Captains. This knowledge, which is decisive and part of Brazilian Military Police Constitutional matters, must be taken into consideration when it comes down to planning and putting into force the services related to ostensive public security. Thus, a historical and social analysis about the formation of the police by starting from foreigner experiences down to Rio Grande do Norte s reality, led by such knowledge, was made. Further, studying Brazilian and local scene, this knowledge was analyzed on the ostensive policing activities as for the principles of the Brazilian National Public Security Plan, Brazilian Classification of Occupations / CBO 2002, the reference documents and studies for police graduation Curricular Basis and Matrix; the Variables of Ostensive Policing, as well as some important competences of police service. Arguing that this knowledge is somehow related to what is presented in this work as Orientation Axis to Military Police Service , research tools such as Critical Case Solution and the answers to the Questionnaire on Fundamental Areas of Military Police Service , having in the end six knowledge models related to ostensive policing activities were used within that group. This knowledge can be classified in three distinct categories of connotations within the military police activity: one with reactive/repressive characteristics being the most predominant; the second as preventive; and another one that revealed that the military police activity is being misused for actions and/or missions outside the scope of action of military police

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O presente estudo teve como objetivo determinar a ação antifúngica de extratos de plantas medicinais e óleo de eucalipto frente ao dermatófito Trichophyton mentagropytes, visando a utilização da fitoterapia no controle. As plantas utilizadas na obtenção dos extratos foram arruda (Ruta graveolens), citronela (Cymbopogon nardus), cravo de defunto (Tagetes minuta), eucalipto (Eucalyptus spp), graviola (Annona muricata), fruta do conde (Annona spp), manga (Mangifera indica), romã (Punica granatum), flores e folhas de primavera (Bougainvillea spectabilis). Verificou-se que uso de 0,5% óleo de eucalipto no combate ao T. mentagropytes foi eficaz, já os extratos de citronela (4%) eucalipto (5%) e romã (8%) atuaram como fungistáticos e os restantes não devem ser usados contra este dermatófito porque não causaram nenhum efeito.

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This study investigates the manner in which the Activity Theory by Alexei Nikolaevich Leontiev contributed to the performance of a teacher who teaches History at the 8th year of elementary school, Escola Estadual Coronel Fernandes, in Luís Gomes - RN city. Her goal is to analyze the contributions of this theory in her teaching practice. It was opted by collaborative approach as formative strategy and was used as procedures for training of knowing the courses of study and thoughtful reflection sessions. It was used as techniques in the development of these cycles, the semistructured interview and the reflection sessions, the autoscopy and observation in real life. Regarding the theoretical foundation, held in these cycles, the teacher demonstrated to have appropriated some contributions from Activity Theory, besides relating them to her practice and understanding her importance to the improvement of teaching and learning of History. Concerning to the reflection sessions, the analysis showed that the participant has used of constructions of this theory and improved their practice, developing lessons of History so as to encourage student participation in oral and promote his integral development. The educational process, carried out on the practice of teacher, has shown an increase in her conscious learning that contributed to the improvement in their professional development. Before these findings, as needs for new thinking, this research recommends, especially the organization of teaching activities, based on this theory, which allows the teacher to improve the teaching and learning process contributing to student's full education

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Post-menopause is characterized as the period beginning one year after the permanent cessation of menstrual cycles, which is typically related to medical disorders that, in association with Metabolic Syndrome (MS), represent a set of cardiovascular risk factors. Objective: To assess dietary intake and the prevalence of metabolic syndrome in postmenopausal women, according to the level of physical activity. Methods: The sample consisted of 82 women, evaluated in the Northern Zone of the city of Natal / RN who were participants in the Natal Active Program. People completed a Food Frequency Consumption Questionnaire (FFCQ) and were interviewed about physical activity. Anthropometric measurements and biochemical tests were used to diagnose MS (Metabolic Syndrome). Result: The active women consumed more protective foods (flaxseed, nuts, whole wheat bread, brown rice and olive oil) than inactive women. Risky foods (sugar, crackers, white bread, white rice, margarine and beef) were consumed more by the group of inactive women. The prevalence of MS was higher in inactive women (53.30%) than in physically active women (46.70%). Conclusion: Active post-menopausal women had a higher daily intake of protective foods in relation to cardiovascular disease, while the inactive post-menopausal women had higher intake of risky foods for such diseases

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Conselho Nacional do Desenvolvimento Científico e Tecnológico (CNPq)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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O constante uso de fertilizantes que não contêm S, aliado ao baixo teor de matéria orgânica de alguns solos, pode resultar em limitação desse nutriente para as culturas. Graças à alta mobilidade do íon sulfato no perfil da maioria dos solos, é importante conhecer o efeito residual da aplicação do gesso agrícola feita com a finalidade de fornecimento de S, visando estimar sua freqüência de realização. em dois anos agrícolas, foram efetuados experimentos em campo para avaliar o efeito da aplicação de gesso agrícola nos teores de S-sulfato, S-reserva e atividade da arilsulfatase de um Latossolo Vermelho distrófico cultivado com soja, bem como nos teores de macronutrientes nas folhas e na produtividade de grãos da cultura. Os tratamentos consistiram na aplicação de: 0, 67, 133, 267, 533 e 1.067 kg ha-1 de gesso agrícola, em delineamento inteiramente casualizado, com quatro repetições. Realizaram-se amostragens de solo nas profundidades de 0-20 e 20-40 cm a cada 21 dias durante o ciclo da cultura, totalizando seis por ano. A primeira amostragem de cada ano foi feita antes da aplicação do gesso. No segundo ano, a distribuição dos tratamentos foi feita sobre as mesmas parcelas do ano anterior. O gesso agrícola aumentou os teores de S-sulfato no solo nas épocas próximas à aplicação, os quais diminuíram com o tempo, em decorrência da precipitação pluvial. No primeiro ano, o S-sulfato foi lixiviado para além da profundidade de 20-40 cm, sem efeito residual de um ano para o outro. A atividade da arilsulfatase foi maior a 0-20 cm, de forma semelhante ao observado para o S-reserva, havendo correlação positiva entre essas variáveis. A aplicação de gesso agrícola não influenciou a produção de grãos e, à exceção do teor de S no segundo ano, não alterou os teores de macronutrientes nas folhas de soja.