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Efeito de doses de nitrog?nio, intervalos de corte e irriga??o sobre a produ??o, composi??o qu?mica e digestibilidade do capim-estrela (Cynodon nlemfuensis) / Effect of nitrogen levels, harvest intervals and irrigation on yield, chemical composition and digestibility of the stargrass (Cynodon nlemfuensis)AGUIAR, Fl?vio dos Santos de 13 March 2007 (has links)
Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior / This work was carried out in the county of Valen?a - RJ, with the objective to evaluate production and quality of the stargrass, in function of: two irrigation levels (with and without); four cut intervals (21, 28, 35 and 42 at the rainy season and 28, 35, 42 and 49 days at the dry season of the year); as well as four levels of nitrogen (0, 150, 300 e 600 kg/ha/year). The dry matter production (DMP) and the efficiency of the nitrogen utilization (ENU) in plots of 6,25 m2, were estimated from October 2004 to October 2005. In the months of January, June/July and September/October samples were collected to determine chemical composition and digestibility such as: crude protein (CP), neutral-detergent fiber (NDF) and in vitro dry matter digestibility (IVDMD). The Irrigation when increased DMP and ENU, reduced the forrage quality and only had significative effect (P<0,05) during the rainy season. The harvest intervals does not affected (P>0,05) on DMP. However, there was tendency to increase. Harvest intervals should be 42/49 days to obtain good forage quality and yield. The chemical composition and digestibility of the dry matter decreased with the spacing of the cuts and the effect of the interval of cuts on ENU was dependent of the irrigation. At that time it dries the irrigated treatments had her ENU increased with the decrease of the frequency of the cut. The nitrogen fertilization was the only factor that increased (P<0,05) DMP and the quality of the stargrass. However, the answer of DMP to the nitrogen fertilization was reduced and ENU was not affected in function of the nitrogen levels. In the conditions of experiment was realized, it is approved as the most appropriate handling of the studied factors: The interval of cuts of 42/49 days, that formed an alliance high yield with a satisfactory quality and the irrigation, only accomplished in favorable climatic conditions. / Este trabalho foi conduzido no munic?pio de Valen?a - RJ, com o objetivo de avaliar a produ??o e a qualidade do capim-estrela, em fun??o de: dois regimes h?dricos (irrigado e n?o-irrigado); quatro intervalos de cortes (21, 28, 35 e 42 na ?poca chuvosa e 28, 35, 42 e 49 dias na ?poca seca do ano); e quatro doses de nitrog?nio (0, 150, 300 e 600 kg/ha/ano). Durante o per?odo de outubro de 2004 a outubro de 2005, foram estimadas a produ??o de mat?ria seca (PMS) e a efici?ncia da aduba??o nitrogenada (EAN) em parcelas de 6,25 m2. Nos meses de janeiro, junho/julho e setembro/outubro coletaram-se amostras para a estimativa do valor nutritivo e digestibilidade, determinando a prote?na bruta (PB), a fibra em detergente neutro (FDN) e a digestibilidade in vitro da mat?ria seca (DIVMS). Os resultados mostraram que a irriga??o aumentou a PMS e a EAN, reduziu o valor nutritivo e DIV da mat?ria seca. Entretanto somente houve resposta (P<0,05) ao regime h?drico apenas quando as condi??es clim?ticas n?o foram limitantes ao crescimento da forrageira. O intervalo de cortes n?o alterou (P>0,05) a PMS, embora tenha sido observada a tend?ncia de incremento da mesma em fun??o da diminui??o da freq??ncia de cortes, sendo a maior produ??o obtida nos tratamentos 42/49 dias. A qualidade da forrageira diminuiu com o espa?amento dos cortes e o efeito do intervalo de cortes sobre a EAN foi dependente da irriga??o. Na ?poca seca do ano os tratamentos irrigados tiveram sua EAN aumentada com a diminui??o da freq??ncia do corte. A aduba??o nitrogenada foi o ?nico fator que aumentou (P<0,05), simultaneamente, a PMS e a qualidade do capim-estrela. No entanto, a resposta da PMS ? aduba??o nitrogenada foi pequena e a EAN n?o foi alterada (P>0,05) em fun??o das doses de nitrog?nio. Nas condi??es experimentais, preconiza-se como o manejo mais adequado: o intervalo de cortes de 42/49 dias, que aliou rendimentos elevados a uma qualidade satisfat?ria; e a irriga??o deve ser usada apenas quando as condi??es clim?ticas s?o favor?veis.
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Revistas Veja e ?poca : um olhar complexoAzubel, Larissa Lauffer Reinhardt 10 December 2012 (has links)
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Previous issue date: 2012-12-10 / This study will seek to understand and explain the production of meaning in magazine journalism, from a complex view to weekly magazines, Veja and ?poca. To investigate the spinning of significations, we need the unraveling of the weave. To this end, we selected the categories, a priori, that will guide our gaze: Figures of Language, from Domingos Paschoal Cegalla, and Stereotype, Myth, Culture, Power and sociolect, from Roland Barthes. Through them, barthesian Semiology, as analysis technique, and Paradigm of Complexity morinean, as research method, we will quest for decoding of signs of our object. During the course of investigation, we will see, still, two categories emerge a posteriori, that will contribute to our vision and vidence of speech in magazines: Postmodernity, from Michel Maffesoli, and Self-Help, from Arnaldo Chagas. On this basis, theoretical and methodological, we will reflect by a transdisciplinary and dialogic way on the metamorphoses in making and narrating of the magazines, at contemporaneity. We will see that the interactions, complementary, competing and antagonistic, between reason and emotion, ethics and esthetics, wisdom and dementia, reveals a postmodern magazine journalism, with their own strategies for adherence and enchantment / Este estudo buscar? compreender e explicar a produ??o de sentido no Jornalismo de revista, a partir de um olhar complexo ?s semanais de informa??o, Veja e ?poca. Para investigarmos o tecer dos significados ser? preciso o desfazer da trama. Com este fim, selecionamos as categorias, a priori, que nortear?o o nosso olhar: Figuras de Linguagem, de Domingos Paschoal Cegalla, e Estere?tipo, Mito, Cultura, Poder e Socioleto, de Roland Barthes. Por meio delas, da Semiologia barthesiana, como t?cnica de an?lise, e do Paradigma da Complexidade moriniano, como m?todo de pesquisa, iremos ao encontro da decifra??o dos signos de nosso objeto. Durante a trajet?ria de investiga??o, veremos, ainda, surgirem duas categorias, a posteriori, que contribuir?o para a nossa vis?o e vid?ncia do discurso nos magazines: P?s- Modernidade, de Michel Maffesoli, e, Autoajuda, de Arnaldo Chagas. Com esta base, te?rica e metodol?gica, refletiremos de forma transdisciplinar e dial?gica sobre as metamorfoses no modo de fazer e de narrar dos magazines, na contemporaneidade. Veremos que as intera??es, complementares, concorrentes e antag?nicas, entre raz?o e emo??o, ?tica e est?tica, sabedoria e dem?ncia, revelam um Jornalismo de revista p?s-moderno, com estrat?gias pr?prias de ades?o e de encantamento.
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Micarande: festa do povo?Pereira Filho, Sebasti?o Faustino 12 May 2006 (has links)
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Previous issue date: 2006-05-12 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior / Contemporary politics have assumed new configurations both in the way they are carried out and in the content publicized. Nevertheless, some practices are unchanged since antiquity. But the advent of the media and its circumstantial molding of current society have forced politics to make some changes to adapt both to mass media and to the new social practices in liberal democracy. Given that fact, this study tried to demonstrate how power has become personalized in Campina Grande, Para?ba, Brazil, by a politician named C?ssio Cunha Lima. Through the communications media and popular manifestations, he has been trying to create a symbiosis between Micarande a Carnival party (not held in the traditional Mardi Gras week) and his own public image, elaborating a process that identifies him with that event. In that way, he hopes to appropriate the festival and project his political image by using the party as na electoral currency in his publicity campaigns / A pol?tica contempor?nea tem assumido novas configura??es tanto nas suas formas de exerc?cio como no conte?do exposto publicamente. No entanto, algumas pr?ticas continuam imut?veis desde a antiguidade. Por?m, o advento dos meios de comunica??o e sua circunstancial moldagem na sociedade atual obrigou ? pol?tica algumas modifica??es necess?rias ? adequa??o tanto dos meios massivos quanto ?s novas pr?ticas de sociabilidade na democr?tica liberal. Diante disso, o estudo aqui apresentado procura demonstrar a personaliza??o do poder, em Campina Grande (PB), pelo agente pol?tico C?ssio Cunha Lima que, atrav?s dos meios de comunica??o e de uma manifesta??o popular, busca uma simbiose entre a festa Micarande, carnaval fora de ?poca e a sua imagem p?blica pol?tica, elaborando um processo de identifica??o pessoal com o evento citado. Objetiva, com tal fato, a apropria??o do festejo e a proje??o da sua imagem pol?tica, usando-a como moeda eleitoral e pol?tica nas suas campanhas publicit?rias
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Representa??es discursivas de Lula nas capas das revistas ?poca e VejaAquino, Luc?lio Dantas de 05 August 2015 (has links)
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Previous issue date: 2015-08-05 / Esta tese se prop?e a analisar as representa??es discursivas de Lula nas capas das revistas ?poca e Veja, considerando os elementos verbovisuais que constituem o g?nero de discurso capa de revista. Nesse sentido, buscamos descrever e interpretar as representa??es discursivas (Rds), tomando como fundamenta??o te?rica a An?lise Textual dos Discursos - ATD, elaborada por Jean-Michel Adam (2011a), concentrando nossa aten??o no n?vel sem?ntico do texto, isto ?, na dimens?o que nos permite compreender as Rds vigentes em um texto. Para a discuss?o sobre as Rds e suas categorias de an?lise - referencia??o, predica??o, modifica??o, rela??o e localiza??o espacial e temporal -, partimos dos estudos de Grize sobre as opera??es l?gico-discursivas (1990, 1996), at? chegarmos aos estudos que discutem quest?es lingu?sticas, textuais e discursivas em enunciados concretos, tais como Castilho (2010), Rodrigues; Passeggi; Silva Neto (2010), Neves (2011), Rodrigues et al. (2012), Passeggi (2001; 2012), Queiroz (2013), entre outros. Al?m desses, amparamo-nos na Multimodalidade Discursiva para darmos conta da verbovisualidade presente na capa de revista (KRESS; van LEEUWEN, 2006; DIONISIO, 2011; DIONISIO; VASCONCELOS, 2013). Atrav?s de uma pesquisa de abordagem qualitativa com apoio quantitativo, de tipo documental, realizamos com base no m?todo dedutivo-indutivo a descri??o e interpreta??o do corpus (SEVERINO, 2007; CHIZZOTTI, 2010; OLIVEIRA, M., 2013), a fim de reconstruirmos as Rds de Lula. O corpus ? constitu?do por quarenta e uma capas de revistas, sendo dezessete da revista ?poca e vinte e quatro da revista Veja. As capas datam da candidatura em que Lula foi eleito o Presidente do Brasil, no ano de 2002, ao ?ltimo ano de mandato ap?s a reelei??o em 2006, no ano de 2010, ou seja, um per?odo de nove anos. Com base na an?lise realizada podemos afirmar que as revistas ?poca e Veja constroem diversas Rds de Lula, tais como: candidato; candidato eleito; presidente; presidente eleito; presidente reeleito; governante e membro de partido pol?tico; pol?tico; petista/sigla do PT; aliado de governos internacionais; c?mplice e participante em esc?ndalos de corrup??o; amigo, irm?o, primo, sobrinho, pai, parente e homem; al?m de outras que se desdobram a partir destas por interm?dio dos modificadores dos referentes e processos, pelos pr?prios processos e conex?es e analogias realizadas sobre o objeto de discurso Lula. N?o obstante, a reconstru??o dessas Rds se deram pela descri??o e interpreta??o das escolhas lingu?stico-textuais e discursivas que as revistas fazem para produzir as proposi??es-enunciados, bem como pelas escolhas das imagens e demais recursos visuais, todas elas operando co(n)textualmente articuladas para produzir efeitos de sentido desejados pelas revistas. Em conclus?o, as Rds verificadas exigem uma reflex?o, descri??o e interpreta??o acerca da referencia??o, da predica??o, da rela??o e da localiza??o espaciotemporal que s? foram poss?veis pela an?lise textual-discursiva do arranjo verbovisual que comp?e o texto do g?nero de discurso capa de revista. / This doctoral dissertation proposes to analyze the discursive representations of Lula, as they appear on the covers of the magazines, ?poca and Veja, targeting the verbo visual elements that comprise the genre, magazine covers. In this way, we seek to describe and interpret the discursive representations (Drs), using a theoretical framework based
on the Textual Discourse Analysis ?TDA, developed by Jean Michel Adam (2011a), focusing on the semantic level of the text, that is, on the dimension that allows for the comprehension of Drs present in a text. For a discussion about the Drs and their categories of analysis referencing, predication, modification, relation and spatial localization and time we use
as a starting point, the study by Brize about the logical discursive operations (1990, 1996), and continue
through the studies that discuss linguistic, textual, and discursive operations in concrete utterances, such as Castilho (2010), Rodrigues; Passeggi; Silva Neto (2010), Neves (2011),
Rodrigues et al. (2012), Passeggi (2001; 2012), Queiroz (2013), among others. In addition, we rely on Multimodal Discourse for the verbo visual aspects present on magazine covers (KRESS; van LEEUWEN, 2006; DIONISIO, 2011; DIONISIO; VASCONCELOS, 2013). Using aresearch approach that is qualitative with quantitative support, and which is documental, and based on deductive inductive methods, we describe and interpret a corpus (SEVERINO, 2007; CHIZZOTTI, 2010; OLIVEIRA, M., 2013), aiming to reconstruct Lula?s Drs. The cor pusis comprised of forty one magazine covers sixteen from
?poca and twenty four from Veja. The covers date from the election period in which the candidate, Lula, was elected President of Brazil in 2002, the last mandate after his reelection in 2006, and in the year 2010 a period of 9 years. Based on the analysis carried out, we can affirm that the magazines, ?poca and Veja, construct diverse Drs by Lula, such as: candidate; elected candidate; governing member and member of a political party; reelected president; politics; workers party acronym PT; international governments as allies; accomplices and participants in scandals of corruption; friend, brother, cousin, nephew, father, parent and man; among others that unfold throughout these by the mediation of the modifiers of the referents and processes, and by the very processes and connections, and analogies made on the object of
discourse, Lula. Nonetheless, the reconstruction of these is derived from the description and interpretation of the textual
linguistic and discursive choices that the magazines make to
produce the proposition utterances, as well as by the choices of images and other visual resources, all operating as co(n)textually articulated to produce the magazine?s desired effect. In conclusion, the Drs verified demand the reflection, description and interpretation of the referencing, prediction, the relationship and spatial temporal localization, which was only possible through the textual discursive analysis of the verbo visual arrangements that comprise texts in the genre magazine cover.
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