311 resultados para viveiros


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To compare the cyclosporine 0.05 % exposure effect on fibroblasts from primary and recurrent pterygium. Primary culture of fibroblasts from primary and recurrent pterygium was performed until the third passage, which was exposed to cyclosporine 0.05 % in a group and the other remaining unexposed (control group), in triplicates. After 3, 6, 12, and 17 days of exposure the viable cell counting was performed by hemocytometer. The results were statistically analyzed using the technique of analysis of non-parametric variance model for repeated measures with three factors. There was a significant reduction in both fibroblast proliferation, in primary as in the recurrent pterygium cultures exposed to cyclosporine when compared not exposed cultures, with statistical significance (P < 0.05). Comparing primary and recurrent pterygium that received the drug, there was no significant difference in cell proliferation in relation to primary or recurrent pterygium. Cyclosporine 0.05 % is effective in inhibiting fibroblast proliferation in culture, both in primary and as in recurrent pterygium.

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Pós-graduação em Ciência Florestal - FCA

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Pós-graduação em Ciência Florestal - FCA

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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

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The objective of this study was to analyze the business cards used as the initial strategy of marketing Dentists, based on the Code of Dental Ethics, Law No. 5081 / 24/08/1966 and the principles of marketing. It is a cross-sectional study, which evaluated the 54 cards of Dental Clinics of Municipalities of the Northwest Region of São Paulo. Among the cards reviewed, based on the Code of Ethics, only 59.63% contained the registration number in the Regional Council of Dentistry, in 32.22% of the cards noted misuse of the term “general practice”, rather than “GP.” The item was on the cards unless found the specification of the profession Surgeon / Dental Surgeon (57.41%). According to Law No. 5081 / 1966, which regulates dentists, 37.22% of the cards improperly determined that the exercise more than two professional specialty; contained 19.26% of total ad price and terms of service payment. Thus, it appears that business cards are an important means of dissemination of professional work, but some Dentists have neglected ethical and legal principles. Thus, it emphasizes the need for awareness among professionals about the issues related to advertising and marketing.

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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The aim of this paper is to present an educational proposal with didactic and pedagogical orientations, to the Science Education for people with visual impairments. Then, we use as main reference, Gérard Vergnaud’s Theory of Conceptual Fields, joining with a translational focus, applying empirical results of Cognitive Neuroscience. Within this, we highlight the role of educational activities related with 'multisensory scientific literacy ', focusing on the linguistic triad: read, interpretation and textual representation. We hope this perspective, become in the future an important component on guidelines for composing a 'semiotic protocol' for Science Education. Realizing too, epistemological peculiarities, pedagogic and didactic specificities in this area, and, revealing such properties on the cognitive constructs, for science and technology education.

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This paper is aimed at understanding which the most important difficulties and alternatives to include students with visual impairments in physics classes. It presents and discusses the difficulties and viabilities of having a born blind student effectively attend Modern Physics classes. Using content analysis, this experiment identifies 6 functional classes that might correspond to difficulties and 4 which refer to the viabilities. Therefore, the importance of appropriate communicative environments, the including role of the interactivity element, as well as the need for destitution of segregation environments inside classroom, are emphasized.

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This research introduces subsidies to the composition of the Environmental Education Program of FEENA, specifically the implantation of an Educator Seedling Nursery. It consists in a lecture of the FEENA's landscape, essential to understand its current situation, and there are elements that will aid in the composition of the Program

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Marchantia polymorpha develops under environmental conditions of high relative humidity and shading. As this habitat is the usually used in nurseries for the growth of seedlings of native tree species that species grows very quickly among developing tree seedlings and causes severe losses. This study was undertaken viewing more efficient either physical or chemical methods for the control of M. polymorpha. Two experiments were conducted under greenhouse conditions. In the first acetic acid (10, 20, and 40% of concentration), oxygenated water (50 and 100%) and the herbicides glyphosate (1,680 g AI ha) and fomesafen (375 g AI ha-1 ) were applied to the seedlings. In the second, the treatments consisted of soil previously submitted to a temperature of 105 °C for 48 hours, soil submitted to solarization in black plastic and in transparent plastic bags for 30 days, preemergence application of diuron (1,750 g AI ha-1 ) and trifluralina (1,575 g AI ha-1 ). The visual evaluations of the methods were performed 7, 14, 21, and 28 days after the application (DAA) and at 60 and 120 DAA, respectively, for the first and the second experiment. Only diuron and trifluralina resulted in a 100% control of M. polymorpha 120 DAA.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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The nutritional management of seedlings in the nursery is one of the most important practices that influence seedling quality. The aim of this work was to evaluate the effect of nitrogen, phosphorus and potassium on the development of Schizolobium amazonicum seedlings grown in 250 cm(3) containers with a commercial substrate in the North of Mato Grosso State, Brazil. The experimental design was completely randomized design with five treatments and five replications, each replication being represented by 24 seedlings. The treatments were: control (only commercial substrate); nitrogen fertilization (150 g m(-3) N using ammonium sulfate + 1.0 kg of ammonium sulfate dissolved in 100 L of water and applied in coverage); phosphorus fertilization (300 g P2O5 m(-3) using simple superphosphate); potassium fertilization (100 g m(-3) K2O using potassium chloride + 0.3 kg of potassium chloride dissolved in 100 L of water and applied in coverage) and; complete (a mixture of the three nutrients, 150, 300 and 100 g m(-3) N, P2O5 and K2O, respectively + 1.0 kg of ammonium sulfate + 0.3 kg of potassium chloride). The commercial substrate was composted milled pine bark plus vermiculite. Evaluations of the seedlings were performed at 90 days after sowing. The complete treatment (NPK) gave the highest values for biometric and best plant indices, which express the quality. When analyzing nutrients in isolation; potassium had the lowest effect. Based on these results it can be recommended to fertilize Schizolobium amazonicum seedlings in nurseries with 150, 300 and 100 g m(-3) of N, P2O5 and K2O, respectively, plus 1.0 kg of sulfate ammonium and 0.3 kg of potassium chloride applied in coverage.