974 resultados para Rethel, Alfred, 1816-1859


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L'histoire culturelle de l'éducation de l'enfant dans le Piauí, de l'année de 1730 à l'année de 1859, je mange écriture dans ce travail de thèse, est motivé dans l'analyse sócio-histórica de la forme scolaire à la lumière des théorisations des historiens Gui Vincent, Bernard Lahire et Daniel Thin, avec l'objectif de refléter concernant le passage d'instauration de la socialisation des enfants dans les écoles publiques, religieuses, particulières et domestiques. La recherche concernente à la thématique éducation de l'enfant dans leurs conceptions politiques et culturelles levou-em à définir, je mange objet d'étude, les manières d'instruire les enfants dans l'(s) école (s) et dans la (s) famille (s). La thèse du travail ici défendu est de que l'éducation destinée aux enfants dans le Piauí, dans la période de 1730 à 1859, était soumise aux acquisitions des habilités de lecture et d'écriture, principalement, analogue à leurs conceptions politiques et culturelles. La judicieuse recherche de corpus documentaire (licences, avertissements, troupeaux, lettres, correspondances, consultations, métiers, règlements, régiments, rapports, lois, dispositions, cartes scolaires, cartes d'inscriptions) pour l'écriture de la thèse il se procède nous quantités formulaires et digitales du Portugal, Brésil, Pará, Maranhão et Piauí. L'analyse de l'ensemble des sources nous a permis de comprendre que la socialisation scolaire de l'enfant dans le Piauí n'a pas maintenu le mêmes façons pendant cette longue période qui a été de 129 ans, malgré des récurrences, celui-là a acquis des formes et des sens divers qui variaient comme les circonstances politiques et culturelles, les exigences du commerce, les espaces et les sujets qui l'ont vécue intensément

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INTRODUÇÃO: Populações de Triatoma sordida Stål, 1859 foram investigadas quanto à suscetibilidade à deltametrina. MÉTODOS: Análise por meio de bioensaios por aplicação tópica em 11 populações de T. sordida procedentes dos Estados de Goiás, Mato Grosso e Mato Grosso do Sul. RESULTADOS: As estimativas de DL50 e RR50 demonstraram elevados níveis de suscetibilidade (DL50 < 1 e RR50 < 2). Entretanto, as análises do coeficiente angular da curva dose resposta revelaram que as populações de triatomíneos dos municípios de Firminópolis/GO, Posse/GO, Poxoréu/MT, Douradina/MS e Aparecida do Taboado/MS apresentam maiores probabilidades de evolução de resistência, portanto, mais propícias a tolerar o tratamento com deltametrina. CONCLUSÕES: Detectaram-se pequenas alterações de suscetibilidade e baixos níveis de resistência, porém as alterações temporais de suscetibilidade deverão ser continuamente monitoradas, a fim de nortear adequadamente as ações de controle dos vetores da DC.

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

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A new characid, Tetragonopterus anostomus, is described from the upper rio Araguaia, Central Brazil. The new species is distinguished from its congeners (T. argenteus, T. carvalhoi, T. chalceus e T. rarus) by traits related to the position of the mouth, number of premaxillary teeth, number of predorsal scales, overall color pattern, and number of gill rakers. A brief discussion on its putative ecomorphological adaptations is provided.

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O objetivo do presente estudo foi determinar o crescimento relativo e a maturidade sexual morfológica de Menippe nodifrons. As coletas foram realizadas na Praia Grande e Tenório, Ubatuba, São Paulo. Os caranguejos foram separados quanto ao sexo e mensurados na região da largura (LC) e comprimento da carapaça, comprimento e altura dos própodos quelares direito e esquerdo, largura do abdome (LA) nas fêmeas e comprimento do gonopódio (CG) nos machos. Obteve-se 399 indivíduos, sendo 195 machos e 204 fêmeas. Os machos atingiram a maturidade sexual com 29,7mm LC e as fêmeas com 31,6mm LC. Para as fêmeas a melhor relação que indicou a muda da puberdade foi LA vs. LC, sendo que o crescimento foi alométrico negativo na fase jovem e alométrico positivo após a muda da puberdade. Para os machos foi CG vs. LC evidenciando crescimento alométrico positivo na fase jovem e isométrico na fase adulta.

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Noctilio leporinus (Chiroptera, Noctilionidae) has adaptations to piscivorous feeding habits, but also consumes crustaceans and insects. Between June 2005 and May 2006, bats were surveyed with mist nets during two evenings per month in the gallery forest of Corrego dos Tenentes, Pindorama, São Paulo State, Brazil. The objectives were to collect fecal samples and identify the fish species that were consumed by N. leporinus in this fragmented forest landscape. We documented two new fish species to its diet, the guppy Poecilia reticulata, Peters, 1859 and the "guaru" Phalloceros caudimaculatus (Hensel, 1868). Both fish species forage near the surface of water for insects and zooplankton, which is an area also utilized by N. leporinus when foraging for insects, crustaceans and fishs.

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The efficacy of sodium heparin and tripotassium EDTA as anticoagulant and their effect on the hematological parameters of tambaqui (Colossoma macropomum) were evaluated in this study. Ten fish weighing 384.9 +/- 85.71 g and measuring 27.90 +/- 2.10 cm were used for heparin 5.000 IU, heparin 100 IU and K3EDTA 10% evaluation. Clotting inhibition after 10 h, erythrogram and osmotic fragility of erythrocytes were observed. The results were submitted to variance analysis and means compared by Tukey test (P < 0.05). Heparin 5.000 IU, heparin 100 IU and K3EDTA 10% were effective in preventing coagulation for more than 10 h. However, tripotassium EDTA caused hemolysis since first moments. In erythrogram there was no difference (P > 0.05) in erythrocyte count, hematocrit, hemoglobin and MCHC. on the other hand, an increase in MCV (P < 0.05) in samples kept with K3EDTA10% was observed. This anticoagulant provoked a significant increase (P < 0.01) in the osmotic fragility of erythrocytes when compared to pure heparin, diluted heparin and the control group. Heparin as an anticoagulant is more appropriate for tambaqui since it was effective in preventing coagulation for more than 10 h, without causing hemolysis, changes on hematological parameters or osmotic fragility of erythrocytes.

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The study was realized among oncological nurses in their daily work routine and aimed to understand these professionals' subjective action, starting from their relation with patients, adopting a phenomenological reference framework based on the ideas of Alfred Schütz. The question: what does working in oncological care mean to you? Please describe, was used to collect statements, which were analyzed and clarified the typical action of a nurse caregiver in this daily routine. The study revealed that oncological care implies dealing with humans in a fragile situation; requires a relationship of affectivity; is care delivery that entails the genesis of professional burnout. Care delivery in oncology is highly complex, requiring a professional competence that goes beyond the technical-scientific sphere. Nursing professionals need to seek strategies which enable them to face the fatigue they are submitted to in their work.

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Eggs and nymphs originated from couples of Rhodnius prolixus obtained from nymphs of the 5th instar were used for biological cycle and biometric studies. The following biological cycle parameters were determined under a temperature of 28°C and relative humidity, varying between 52 - 94% : medium period of incubation: 13.01 days; rate of eggs eclosion: 77.6%; medium period of development of the 1st, 2nd, 3rd, 4 th, 5th instar nymphs : 19.33, 19.09, 20.38, 24.37, 38.14 days, respectively; percentual of deaths in the nymph instar: 26.70, 14.00, 18.26, 17.02, 35.47% respectively; percentual of changes per instar nymphs; 73.30, 86.03, 81.73, 82.97, 64.52%, respectively. Biometric measurements performed, showed that in all the instars the abdomen is the largest segment. In the four first instars, the head is larger than the thorax. In the fifth instar, the head and thorax present are about the same size.

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The identification of megalopae from plankton samples is difficult, because this larval stage is the least well known among crab larvae, unknown in some species and poorly described in others. Wild megalopa specimens of some swimming crabs (family Portunidae Rafinesque, 1815) were captured alive from neuston samples obtained during summer surveys near the coast of Charleston, South Carolina (U.S.A). For identification purposes, larvae were reared to the 8th juvenile instar. After reaching the 5th juvenile instar, the juvenile crabs exhibited morphological features suitable for identification to the species level. The specimens belonged to two species of Portunidae, Portunus spinimanus Latreille, 1819 and P. gibbesii (Stimpson, 1859). Their megalopae were described in detail and compared to other portunid megalopae known from the southeastern Atlantic coast of the U.S.A. Species-specific characters of portunid megalopae are the number of carpal spines on the chelipeds, the relative size of the sternal spines (7th sternite), the number of antennal flagellum segments, and the setation of mouthparts. Copyright © 2007 Magnolia Press.

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)