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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Desempenho e comportamento ingestivo diurno de novilhas Nelore em sistemas integrados de produ??o no Cerrado brasileiro / Performance and diurnal ingestive behavior of Nelore heifers in integrated production in the Brazilian Cerrado

Oliveira, Caroline Carvalho de 18 February 2013 (has links)
Submitted by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-01-13T10:31:42Z No. of bitstreams: 2 caroline_carvalho_oliveira.pdf: 1540694 bytes, checksum: 9566c4c348a3b4ea8e15a031da6632f3 (MD5) license_rdf: 22974 bytes, checksum: 99c771d9f0b9c46790009b9874d49253 (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-01-13T10:32:47Z (GMT) No. of bitstreams: 2 caroline_carvalho_oliveira.pdf: 1540694 bytes, checksum: 9566c4c348a3b4ea8e15a031da6632f3 (MD5) license_rdf: 22974 bytes, checksum: 99c771d9f0b9c46790009b9874d49253 (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-01-13T10:33:09Z (GMT) No. of bitstreams: 2 caroline_carvalho_oliveira.pdf: 1540694 bytes, checksum: 9566c4c348a3b4ea8e15a031da6632f3 (MD5) license_rdf: 22974 bytes, checksum: 99c771d9f0b9c46790009b9874d49253 (MD5) / Made available in DSpace on 2015-01-13T10:33:09Z (GMT). No. of bitstreams: 2 caroline_carvalho_oliveira.pdf: 1540694 bytes, checksum: 9566c4c348a3b4ea8e15a031da6632f3 (MD5) license_rdf: 22974 bytes, checksum: 99c771d9f0b9c46790009b9874d49253 (MD5) Previous issue date: 2013 / Objetivou-se estimar a produ??o, valor nutritivo e capacidade suporte de pastos de capim-piat?, desempenho e comportamento ingestivo de bezerras Nelore em pastejo em sistemas de integra??o, com duas densidades de ?rvores e as condi??es de conforto t?rmico de cada sistema. O experimento foi conduzido na Embrapa Gado de Corte, Campo Grande-MS, em ?rea experimental com tr?s sistemas de integra??o (integra??o lavoura-pecu?ria-floresta-1 (iLPF-1), com 357 ?rvores/ha, integra??o lavoura-pecu?ria-floresta-2 (iLPF-2), com 227 ?rvores/ha e integra??o lavoura-pecu?ria (iLP), com algumas ?rvores nativas remanescentes), em pastagens de Brachiaria brizantha cv. BRS Piat? associado ao Eucalyptus urograndis nos sistemas de integra??o lavoura-pecu?ria-floresta. A avalia??o da forrageira foi realizada nas esta??es de outono, inverno, primavera e ver?o, com duas alturas de pastejo (baixo e alto) e dois locais de amostragem (linha e entrelinha). Para o comportamento ingestivo (per?odo seco e das ?guas) foram utilizados duas alturas de pastejo (baixo e alto). Os comportamentos observados foram pastejo, rumina??o, ?cio, mineralizando, bebendo ?gua e ro?ando ?rvores, nas condi??es de sol e sombra. O conforto t?rmico foi caracterizado para todas as esta??es do ano em cada sistema, calculando-se o ?ndice de temperatura e umidade (ITU), ?ndice de temperatura de globo negro e umidade (ITGU) e a carga t?rmica radiante (CTR). Os sistemas de cria??o que em sua composi??o apresentam o componente arb?reo para fornecimento de sombra t?m demonstrado melhorias na qualidade da forrageira, no desempenho e nas condi??es de conforto t?rmico animal. / Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, 2013. / ABSTRACT This study aimed to estimate yield, nutritive value and support capacity of pastures of Piat? grass, performance and ingestive behavior of Nelore heifers in grazing in integrated production systems, with two tree densities and the thermal comfort of each system. The experiment was conducted at Embrapa Beef Cattle, Campo Grande, in the experimental area with three integrated systems (integrated crop-livestock-forest-1 (ICLF-1), with 357 trees/ha, integrated crop-livestock-forest-2 (ICLF-2), with 227 trees/ha and integrated crop-livestock (ICL), with a few remaining native trees) in Brachiaria brizantha. cv. BRS Piat? associated with the Eucalyptus urograndis in integrated crop-livestock-forest systems. The forage evaluation was performed during autumn, winter, spring and summer, with two grazing heights (low and high) and two sampling sites (row and interrow). For the ingestive behavior (dry and water) were used two grazing height (low and high). The behaviors observed were grazing, rumination, mineralizing, drinking water and rubbing trees under conditions of sun and shade. Thermal comfort was characterized for all seasons in each system, calculating the temperature and humidity index (THI), black globe temperature and humidity index (BGHI) and radiant heat load (RHL). Cages in their composition that have the tree component for providing shade have shown improvements in the quality of the forage, the performance and the conditions of thermal comfort.
2

Programa de ilumina??o para su?nos em fase de termina??o / Light Programs for finishing pigs

Amaral, Pedro Ivo Sodr? January 2012 (has links)
Trabalho sem a folha de aprova??o. / Submitted by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-12-17T17:14:54Z No. of bitstreams: 2 pedro_ivo_sodre_amaral.pdf: 443054 bytes, checksum: 017fd5b0f5e19a7bb1100ad26a63d3ae (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-12-17T17:15:27Z (GMT) No. of bitstreams: 2 pedro_ivo_sodre_amaral.pdf: 443054 bytes, checksum: 017fd5b0f5e19a7bb1100ad26a63d3ae (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Made available in DSpace on 2015-12-17T17:15:27Z (GMT). No. of bitstreams: 2 pedro_ivo_sodre_amaral.pdf: 443054 bytes, checksum: 017fd5b0f5e19a7bb1100ad26a63d3ae (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Previous issue date: 2012 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior (CAPES) / O experimento foi conduzido no munic?pio de Couto de Magalh?es de Minas/MG. Foram utilizados 36 su?nos (59,04?5,55 kg) distribu?dos em delineamento inteiramente ao acaso em tr?s tratamentos com seis repeti??es, sendo a unidade experimental composta por dois su?nos na baia. Os animais foram submetidos a tr?s programas hemerais de luz, caracterizando os tratamentos: luz natural (LN), 16 horas de luz e oito horas de escuro (16L:8E) e 23 horas de luz e uma de escuro (23L:1E). A ra??o e a ?gua foram fornecidas ? vontade, os comedouros foram repostos em tr?s tratos ?s 08h, 14h e 19h. Foi anotado o consumo de ra??o di?rio (CRD), o ganho de peso di?rio (GPD), e a convers?o alimentar (CA). Os par?metros fisiol?gicos observados foram a temperatura retal (TR), a freq??ncia respirat?ria (FR) e a temperatura superficial (TS), avaliados em dois per?odos, uma vez por semana. Os leit?es foram observados durante o per?odo nictemeral a cada dez minutos, totalizando quatro dias de avalia??o. Os padr?es observados foram: em p?, deitado, comendo, bebendo, fu?ando em p?, fu?ando outro, sentado, urinando e defecando. Para os dados de desempenho foi feita an?lise em delineamento inteiramente ao acaso, sendo a baia a parcela e o peso inicial como co-vari?vel, as m?dias foram comparadas por teste t a 5% de signific?ncia. Para as caracter?sticas fisiol?gicas (TR, FR e TS), as an?lises foram feitas em delineamento inteiramente ao acaso com esquema fatorial (3x2), considerando os dias de coleta como repeti??es, os programas de luz e os per?odos de coleta como tratamentos. As observa??es de comportamento foram submetidas ao teste de Kruskal-Wallis. As an?lises foram feitas dentro de cada hora do dia, al?m disso, avaliou-se o per?odo diurno (06h ?s 18h) e noturno (18h ?s 06h). Os programas de ilumina??o utilizados n?o influenciaram o consumo de ra??o di?rio, o ganho de peso di?rio nem a convers?o alimentar dos animais. Os resultados para TS foram maiores para os su?nos que receberam 23L:1E, no per?odo da tarde em rela??o aos demais. A luz suplementar promoveu eleva??o da FR, apenas no per?odo da tarde. A TR n?o variou entre os tratamentos. As vari?veis comportamentais ?em p??, ?defecando?, ?fu?ar em p??, ?fu?ar o outro? e ?urinando? n?o diferiram em nenhum dos per?odos estudados. Houve diferen?a significativa entre os tratamentos para a vari?vel ?deitado?, "comendo", "bebendo" e "sentado" indicando poss?vel aumento na atividade dos animais no per?odo da noite. O uso de programas de ilumina??o para su?nos em termina??o n?o alterou o desempenho dos animais. Todavia, o fornecimento de luz adicional influenciou o comportamento dos animais que ficaram mais ativos. A maior atividade dos su?nos que receberam luz apresentou, como consequ?ncia, altera??es nos par?metros fisiol?gicos indicando maior desconforto ambiental no per?odo da tarde. / Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, [2012]. / ABSTRACT The experiment was conducted in Couto de Magalh?es de Minas/ MG. Was used 36 pigs (59.04 ? 5.55 kg) allotted to completely randomized design with three treatments and six replicates of one experimental unit consisted of two pigs at bay. The animals underwent three light programs, featuring treatments: natural light (NL), 16 hours of light and eight hours of dark (16L: 8D) and 23 hours of light and one dark (23L: 1D). Feed and water were given ad libitum, the feeders were restored in three tracts at 08h, 14h and 19h. It was noted the daily feed intake (DFI), daily weight gain (ADG) and feed conversion (FC). The physiological parameters were observed rectal temperature (RT), respiratory rate (RR) and surface temperature (TS), evaluated in two periods, once a week. The animals were observed during the diel every ten minutes, totaling four days of evaluation. The patterns observed were: standing, lying, eating, drinking, standing digging, digging another, sitting, urinating and defecating. For performance data analysis was performed in a completely randomized design, with the pen portion and initial weight as a covariate, the means were compared by t test at 5% significance for the physiological characteristics (TR, FR and TS) analyzes were done in a completely randomized design with factorial arrangement (3x2), considering the collection days as replicates, the lighting programs and collection period as treatments. The behavioral observations were submitted to Kruskal-Wallis test. The analyzes were performed within each time of day, in addition, we assessed the daytime (06h to 18h) and night (18h to 06h). The lighting programs used did not affect feed intake, daily weight gain or feed the animals. The results for TS were higher for pigs receiving 23L: 1D, in the afternoon compared to the other. The supplemental light promoted an increase in RF only in the afternoon. The TR did not vary between treatments. The behavioral variables "standing", "defecating", "tweak in the foot", "tweak the other" and "pissing" did not differ in any of the periods studied. There were significant differences between treatments for the variable "lying", "eating", "drinking" and "sitting" indicating a possible increase in the activity of the animals at night. The use of lighting programs for finishing pigs did not affect animal performance. However the provision of additional light influenced the behavior of animals that were more active. A greater activity of the pigs that had received the light, as a consequence, changes in physiological parameters indicating greater environmental discomfort in the afternoon.
3

Comportamento de diferentes linhagens de frango de corte tipo caipira / Behavior of different strains of free-range broiler chickens

Gon?alves, Sic?lia Avelar January 2012 (has links)
Submitted by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-12-19T12:58:26Z No. of bitstreams: 2 sicilia_avelar_goncalves.pdf: 488116 bytes, checksum: ae6f21ccdac2fc785a47e7c422cbf8ed (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-12-19T12:59:42Z (GMT) No. of bitstreams: 2 sicilia_avelar_goncalves.pdf: 488116 bytes, checksum: ae6f21ccdac2fc785a47e7c422cbf8ed (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Made available in DSpace on 2015-12-19T12:59:42Z (GMT). No. of bitstreams: 2 sicilia_avelar_goncalves.pdf: 488116 bytes, checksum: ae6f21ccdac2fc785a47e7c422cbf8ed (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Previous issue date: 2012 / Conselho Nacional de Desenvolvimento Cient?fico e Tecnol?gico (CNPq) / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior (CAPES) / O experimento foi conduzido, no setor de avicultura da Universidade Federal dos Vales do Jequitinhonha e Mucuri, localizado no munic?pio de Diamantina/MG, o qual se situa a 1.370 m de altitude, 18?9? S de latitude e 43?21?W de longitude, durante o per?odo de 21 de fevereiro a 16 de maio de 2011, com o objetivo de avaliar a capacidade de adapta??o ao sistema de cria??o semi-intensivo de sete linhagens comerciais de frango de corte tipo caipira atrav?s de par?metros comportamentais e fisiol?gicos. Foram utilizados 420 pintos de um dia de sete gen?tipos diferentes. Aos 28 dias de idade foi permitido o acesso aos piquetes. Ap?s um per?odo de tr?s dias de adapta??o foi iniciado o monitoramento dos animais, dos 31 aos 84 dias de idade, durante os quais foram realizadas as observa??es visuais comportamentais das 07:00 at? 17:00 horas. Temperatura cloacal e frequ?ncia respirat?ria foram coletados uma vez por semana ?s 09:00 e 15:00 horas. Os dados de temperatura de bulbo seco, umidade relativa do ar e temperatura de globo negro foram obtidos por meio de term?metros instalados em v?rios pontos dos piquetes e do galp?o, coletadas quatro vezes ao dia As vari?veis fisiol?gicas foram avaliadas utilizando-se o delineamento em blocos casualizados, com arranjo em parcelas subdivididas. As vari?veis comportamentais foram analisadas atrav?s do teste n?o param?trico de Friedman. Durante o per?odo experimental a temperatura m?dia do ar manteve-se, dentro do galp?o, em 21,5?C e a umidade relativa em 74,6%. Nos piquetes a temperatura m?dia manteve-se em 23,2?C e a umidade em 64,7%. Houve aumento no ITGU entre 8:00 h e pr?ximo ?s 14:00 h, decrescendo ap?s este hor?rio. As aves das linhagens, Carij? e Colorpak apresentaram FR mais elevada em rela??o ?s aves das linhagens Caboclo e Gigante Negro. Os valores m?dios de FR e TC para todas as linhagens foram maiores no per?odo da tarde. Para os comportamentos comendo, bebendo, explorando penas, bicagem n?o agressiva, bicagem agressiva, movimento de desconforto, ciscando e banho de areia n?o houve efeito da linhagem no hor?rio de sete horas da manh?. As linhagens Caboclo e Gigante Negro foram as que obtiveram o menor n?mero m?dio de animais sentados e o maior n?mero m?dio de aves forrageando ?s sete horas da manh?. A partir de nove horas houve redu??o no comportamento de forragear e acr?scimo no comportamento sentado. Para o comportamento de comer houve aumento na observa??o das nove horas em rela??o ?s sete horas e consequentemente aumento no consumo de ?gua para todas as linhagens. Aumento no movimento de desconforto pode ser notado entre onze horas e quinze horas. A partir das quinze horas o comportamento de forragear come?ou a ficar mais intenso. As linhagens Caboclo e Gigante Negro se mostraram mais capazes de adaptar ao sistema de cria??o semi-intensivo, fisiologicamente tamb?m foram mais eficientes controlando melhor sua temperatura corporal e frequ?ncia respirat?ria. / Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, [2012]. / ABSTRACT The experiment was conducted in the poultry sector of the Universidade Federal dos Vales do Jequitinhonha e Mucuri, in Diamantina/MG, which is situated at 1370m altitude, 18?9'S latitude and 43?21'W longitude, from February 21st to May 16th, 2011, the objective was to evaluate the ability to adapt to the semi-intensive farming system of seven commercial strains of free-range broiler chickens through the evaluation of behavioral, physiological and performance parameters of birds. There had been used 420 chicks with one day old of seven genotypes. At 28 days old, they have been allowed access to the paddocks. After a period of three days of adaptation, monitoring of animals was initiated, from the 31st to the 84th days old, during which the behavioral visual observations were performed from 07:00 until 17:00 hours. The cloacae temperature and frequency respiratory were collected once a week at 09:00 and 15:00 hours. The data of dry bulb temperature, relative humidity and black globe temperature were obtained by means of thermometers installed at various points of the paddocks and the poultry house, collected four times a day. The physiological variables were evaluated using a randomized block design with split plots. The behavioral variables were analyzed using the nonparametric Friedman test. During the experimental period the mean air temperature inside the poultry house was kept at 21.5?C and relative humidity at 74.6%. In the paddocks, the average temperature was maintained at 23.2?C and humidity at 64.7%. There was an increase in BGT between 8:00 and almost up to 14:00 hours, decreasing after this time. The birds of the strains Carij? and Colorpak showed frequency respiratory higher compared to the birds of the strains Caboclo and Gigante Negro. The mean frequency respiratory and cloacal temperatures for all strains were higher in the afternoon. For the behaviors eating, drinking, exploring feathers, non-aggressive pecking, aggressive pecking, movement discomfort, scratching and dust-bathing there was no effect (P <0.05) of the strain at 07:00 hours in the morning. The strains Caboclo and the Gigante Negro which were obtained the lowest average number of animals sitting and higher average number of birds foraging at 07:00 hours in the morning. As from 09:00 hours there was a reduction in foraging behavior and increased sitting behavior. For eating behavior increased in 09:00 hours of observation in relation to 07:00 hours and consequently increase in water consumption for all strains. Increased movement of discomfort can be noticed between 11:00 and 15:00 hours. From the 15:00 hours of foraging behavior became more intense. The strains Caboclo and Gigante Negro had better adaptability to the semi-intensive farming system compared to other strains. Physiologically, the birds of the strains Caboclo and Gigante Negro were more able to maintain their body temperature and frequency respiratory at lower levels
4

Influ?ncia do material de constru??o sobre o ambiente e comportamento de su?nos na maternidade / Influence of the material used in building on environment and behavior of swine maternity

Castro, Jaqueline de Oliveira Castro January 2010 (has links)
Submitted by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-11-19T18:18:06Z No. of bitstreams: 2 jaqueline_oliveira_castro.pdf: 510206 bytes, checksum: 01d2978497434cc84e1169aaca04df54 (MD5) license_rdf: 23898 bytes, checksum: e363e809996cf46ada20da1accfcd9c7 (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2015-11-19T18:18:31Z (GMT) No. of bitstreams: 2 jaqueline_oliveira_castro.pdf: 510206 bytes, checksum: 01d2978497434cc84e1169aaca04df54 (MD5) license_rdf: 23898 bytes, checksum: e363e809996cf46ada20da1accfcd9c7 (MD5) / Made available in DSpace on 2015-11-19T18:18:31Z (GMT). No. of bitstreams: 2 jaqueline_oliveira_castro.pdf: 510206 bytes, checksum: 01d2978497434cc84e1169aaca04df54 (MD5) license_rdf: 23898 bytes, checksum: e363e809996cf46ada20da1accfcd9c7 (MD5) Previous issue date: 2010 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior (CAPES) / Com o objetivo de avaliar o ambiente t?rmico/ac?stico e aspectos comportamentais em instala??es com diferentes materiais de constru??o, um estudo avaliando um material alternativo para constru??o de celas maternidade de su?nos foi realizado em instala??o de maternidade localizada em Papagaio-MG. Os tratamentos foram os materiais utilizados para a confec??o das celas maternidade, sendo os tratamentos alvenaria e ard?sia. Foram monitoradas seis celas maternidade em cada tratamento, observando-se 12 matrizes e suas respectivas leitegadas (139 leit?es), sendo mensuradas a temperatura de globo negro, temperatura de bulbo seco e umidade relativa no interior de cada cela, a velocidade do vento e o n?vel de ru?dos no interior da instala??o. Os dados do ambiente t?rmico nos dias de avalia??o comportamental foram coletados ?s 09h e 15h e os dados do ambiente ac?stico e t?rmico nos dias de avalia??o ambiental foram coletados com intervalo de 60 minutos, com in?cio ?s 07h30 e t?rmino ?s 16h. Foram calculados os ?ndices de temperatura de globo e umidade e carga t?rmica radiante. Foi avaliada tamb?m a temperatura da superf?cie corporal de matrizes e leit?es ?s 09h e 15h, nos dias de avalia??o ambiental. Os dados foram submetidos a um esquema de parcelas subdivididas, no qual as parcelas eram os tratamentos e as subparcelas os hor?rios. O estudo do repert?rio comportamental de ambos os tratamentos realizou-se por meio do uso de etogramas espec?ficos com avalia??o de imagens digitais captadas a intervalo de quinze minutos. Os resultados foram digitalizados em planilha eletr?nica para confec??o de etogramas de frequ?ncia das atividades pr?-determinadas. O desempenho dos leit?es foi avaliado com pesagens ao nascimento e ao desmame. Baseando-se nos dados ambientais obtidos, observou-se diferen?a significativa para todas as vari?veis observadas, exceto para a carga t?rmica radiante e temperatura da superf?cie corporal de matrizes. O tratamento alvenaria apresentou, de forma geral, melhores resultados; entretanto, nenhum dos tratamentos mostrou-se ideal ?s matrizes e aos leit?es. No per?odo da manh? observou-se condi??es ambientais mais pr?ximas ao conforto das matrizes e durante a tarde o ambiente foi mais confort?vel para os leit?es. Avaliando os n?veis de ru?dos emitidos, sup?e-se que o bem-estar dos su?nos foi maior na instala??o de alvenaria. Os leit?es que se encontravam nas celas de alvenaria passaram menos tempo mamando (25,62%) e mais tempo no escamoteador (38,91%) quando comparado ?queles mantidos nas celas confeccionadas em ard?sia (29,22% mamando e 24,90% no escamoteador). O fato de os leit?es mantidos em celas de ard?sia permanecerem mais tempo mamando promoveu ligeiro aumento, n?o significativo, no ganho de peso deles. Os animais mantidos em celas de ard?sia apresentaram melhora de 1,9% em rela??o ao manual da linhagem comercial utilizada, comportamento n?o observado naqueles mantidos em celas de alvenaria, que apresentaram desempenho de acordo com o manual. Os materiais utilizados na constru??o das celas n?o influenciaram o repert?rio comportamental das matrizes que permaneceram a maior parte do tempo deitadas (67,80% e 72,89%, respectivamente para alvenaria e ard?sia). A partir dos resultados encontrados, a ard?sia apresentou piores resultados quanto ? influ?ncia do material de constru??o sobre o ambiente, quando comparados ? alvenaria; entretanto, observou-se melhor desempenho dos leit?es que se encontravam alojados nas celas confeccionadas em ard?sia. Mediante os resultados obtidos, pode-se concluir que, a escolha do material de constru??o deve ser feita com base na economicidade oferecida por ele; entretanto, al?m do melhor desempenho dos leit?es, a ard?sia apresenta maior facilidade de limpeza e desinfec??o, por ser um material menos poroso e mais imperme?vel que alvenaria. / Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, [2010]. / ABSTRACT In order to evaluate thermal/acoustic environment and behavioral aspects in different housing constructions, a study analyzing an alternative material to build pens was carried out in a maternity located in Papagaio-MG. Treatments were masonry and slate, the materials used to build pens. In each treatment, six cages were monitored, being observed 12 sows and their respective litter (139 piglets). Temperatures at black globe and dry bulb, relative humidity inside cage, wind velocity and noise levels inside housing were measured. Thermal environment data at days of behavior evaluation were collected at 9:00 and 15:00, and data of acoustic and thermal environment were collected at intervals of 60 minutes, from 07:30 to 16:00. Globe temperature and humidity indexes and radiant thermal load were calculated. Body surface temperature of sows and piglets were evaluated at 09:00 and 15:00 during environmental evaluation. Data was under a split plot scheme, where treatments were splits and plots were the hours. Behavioral repertoires of both treatments were studied by using specific ethograms and evaluating digital images caught each 15 minutes. Piglets were weighted at birth and weaning in order to evaluate their performance. According to environmental data, it was observed significant difference for all variables observed, except to radiant thermal load and body surface temperature of sows. Masonry treatment showed better results, however, both treatments were not classified as ideal to sows and piglets. Morning period showed more comfortable environmental conditions to sows, while afternoon period was to piglets. Cause of noise level swine was better in masonry housing. Piglets in masonry housing spent little time sucking and higher time in the creep. On the other hand, they spent higher time sucking, when in slate housing. Animals in slate housing were 1, 2% better in relation to the manual of commercial line. Behavioral repertoire of sows was not influenced by the material used to build pens. Results show that slate was environmentally worse than masonry; however piglets showed better performance when in slate housing. To choose the material of construction it is important to think about economy, however, besides a better piglet performance, slates are better to clean and disinfect.
5

A economia solid?ria sob a perspectiva do desenvolvimento end?geno: o caso da cooperativa de coleta seletiva e reciclagem amigos do planeta - Lauro de Freitas/BA (2004/2013)

Santos, Vinicius Gon?alves dos 17 October 2014 (has links)
Submitted by Automa??o e Estat?stica (sst@bczm.ufrn.br) on 2016-03-03T19:46:26Z No. of bitstreams: 1 ViniciusGoncalvesDosSantos_DISSERT.pdf: 1465672 bytes, checksum: 4d6fcf49f42670035452de12187cd867 (MD5) / Approved for entry into archive by Arlan Eloi Leite Silva (eloihistoriador@yahoo.com.br) on 2016-03-07T20:21:44Z (GMT) No. of bitstreams: 1 ViniciusGoncalvesDosSantos_DISSERT.pdf: 1465672 bytes, checksum: 4d6fcf49f42670035452de12187cd867 (MD5) / Made available in DSpace on 2016-03-07T20:21:44Z (GMT). No. of bitstreams: 1 ViniciusGoncalvesDosSantos_DISSERT.pdf: 1465672 bytes, checksum: 4d6fcf49f42670035452de12187cd867 (MD5) Previous issue date: 2014-10-17 / Nas ?ltimas d?cadas, o protagonismo coletivo dos Empreendimentos Econ?micos Solid?rios (EES) que atuam na presta??o de servi?os de coleta e reciclagem de materiais, tem-se apresentado como uma proposta de organiza??o do espa?o urbano com a constitui??o de novos empreendimentos e cadeias produtivas solid?rias. S?o atividades que ganharam um novo est?mulo com a cria??o da Secretaria Nacional de Economia Solid?ria e com a Pol?tica Nacional de Res?duos S?lidos que atribu?ram um papel preponderante para esses atores sociais. Essas experi?ncias contribuem para constru??o de um caminho de desenvolvimento participativo, que assemelha-se com a perspectiva pluralista de desenvolvimento do economista indiano Amartya Sen, que vai al?m da concep??o simplista do aumento da renda, centrando-se no processo de expans?o das liberdades que as pessoas desfrutam. O objetivo desta disserta??o ? situar a perspectiva do desenvolvimento end?geno junto ao segmento de Servi?os de Coleta e Reciclagem de Materiais no campo da Economia Solid?ria, por meio da an?lise da experi?ncia da Cooperativa de Coleta Seletiva e Reciclagem Amigos do Planeta, localizada no munic?pio de Lauro de Freitas ? BA, no per?odo de 2004 a 2013. Para isto foram adotados os seguintes procedimentos: an?lise das principais contribui??es da literatura internacional que trata do fen?meno da pluriatividade; revis?o da literatura nacional que analisa a emerg?ncia e a evolu??o dos empreendimentos da economia solid?ria no Brasil; pesquisa bibliogr?fica e documental; e, avalia??o s?cio-econ?mica dos EES. O problema norteador deste trabalho, compreensivamente, ?: qual o sentido da perspectiva end?gena junto ao segmento de Servi?os de Coleta e Reciclagem de Materiais no campo da Economia Solid?ria? Parte-se da hip?tese de que o desenvolvimento destas pr?ticas pressup?e uma ambi?ncia que remova as principais fontes de priva??o que envolvem as condi??es de exist?ncia desses empreendimentos. Os resultados obtidos revelam que, n?o basta que o desenvolvimento seja constru?do com a participa??o dos atores sociais, mas que existam minimamente as condi??es necess?rias para que tais experi?ncias possam se firmar de forma a alcan?arem os seus objetivos. Sendo assim, n?o se trata apenas de uma quest?o estritamente econ?mica, mas pressup?e a??es pol?ticas voltadas para um processo de transforma??o social. / In recent decades, the collective leadership of the Solidary Economical Enterprises (ESS) that are active in providing collection and recycling services, has been presented as a proposal for the organization of urban space with the creation of new enterprises and solidarity production chains. Are activities that have gained a new stimulus to the creation of the National Secretariat of Solidarity Economy and the National Policy on Solid Waste that assigned a leading role in these social actors. These experiences contribute to building a participatory development path, resembling with the pluralistic perspective of development of the Indian economist Amartya Sen, that goes beyond the simplistic design of the increased income, focusing on the process of expanding freedoms that people enjoy. The aim of this work is to situate the perspective of endogenous development with the Collection Services segment and Material Recycling in the field of Solidarity Economy, through the analysis of the experience of the Cooperative of Selective Collection and Recycling Friends of the planet, located in the municipality of Lauro to Freitas - BA, from 2004 to 2013. for this the following procedures were adopted: analysis of the main contributions of the international literature on the phenomenon of pluriactivity; review of national literature that analyzes the emergence and evolution of the projects of solidarity economy in Brazil; bibliographical and documentary research; and socio-economic evaluation of the EES. The guiding problem of this work, understandably, is: what is the meaning of endogenous perspective with the Materials Collection and Recycling Services segment in the field of Solidarity Economy? It starts with the hypothesis that the development of these practices requires an environment that removes the main sources of deprivation involving the conditions of existence of these enterprises. The results show that not enough development to be built with the participation of social actors, but there are minimally necessary conditions for such experiences can take hold in order to achieve their goals. Thus, not only is it a strictly economic issue, but requires political actions for a process of social transformation.
6

As organiza??es como (re)constru??es discursivas : as intera??es poss?veis na ambi?ncia digital

Falavigna, Francielle Benett 04 December 2018 (has links)
Submitted by PPG Comunica??o Social (famecos-pg@pucrs.br) on 2018-12-10T18:12:01Z No. of bitstreams: 1 FRANCIELLE_BENETT_FALAVIGNA_DIS.pdf: 4248800 bytes, checksum: 0e099a12a5fff54b63e5804575c11948 (MD5) / Approved for entry into archive by Caroline Xavier (caroline.xavier@pucrs.br) on 2018-12-11T15:58:39Z (GMT) No. of bitstreams: 1 FRANCIELLE_BENETT_FALAVIGNA_DIS.pdf: 4248800 bytes, checksum: 0e099a12a5fff54b63e5804575c11948 (MD5) / Made available in DSpace on 2018-12-11T16:03:26Z (GMT). No. of bitstreams: 1 FRANCIELLE_BENETT_FALAVIGNA_DIS.pdf: 4248800 bytes, checksum: 0e099a12a5fff54b63e5804575c11948 (MD5) Previous issue date: 2018-12-04 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior - CAPES / Our research objective is to accredited hospital organizations, aiming to analyze the organizational discourses of hospitals with international accreditation by the Joint Commission International (JCI) that emerge in the digital environment, especially in their sites / portals; discussing the possible occurrence [or not] of some discursive intention relationship that would legitimize Joint Commission International (JCI) accreditation; and to investigate how these organizations (re) construct themselves discursively from the interaction mediated by the computer. In order to meet these objectives, we used the communication conceptions of Fran?a (2006) and Wolton (2010), to understand the interaction levels of Primo (2011, 2013) and the interaction dimensions proposed by Oliveira (2016), elements of the philosophy of language of Bakhtin (2011, 2014) and to the theoretical-methodological approach of Charaudeau (2007; 2008). Scroferneker, Amorim and Oliveira (2016), subsidized our understanding of organizational and organizational communication and Fairhurts and Putnan (2010), on the conception that organizations constitute as discursive constructions. Santaella (2006, 2007, 2010), Lima (2008), among others, supported our discussions / reflections on digital environment / communication, media / social networks and mediated interactions. We selected the Hospital of Clinics of Porto Alegre (HCPA), accredited in 2017 and considered as a Reference University Hospital, as a case study. Considering the dimensions suggested by Oliveira (2016) and the interaction levels of Primo (2011), we identified an informational posture by the HCPA when interactions analyzed on Facebook and Twitter platforms. Likewise, we note that the Hospital legitimizes and (re) affirms in its site / portal the speech seeking to approximate its values to the requests of the accreditation organization. / Nuestro objeto de investigaci?n son las organizaciones hospitalarias acreditadas, teniendo como objetivos analizar los discursos organizacionales de hospitales con acreditaci?n internacional por la Joint Commission International (JCI) que emergen en el ambiente digital, especialmente en sus sitios / portales; discutir la posible ocurrencia [o no] de alguna relaci?n de intenci?n discursiva que legitime la acreditaci?n de la Joint Commission International (JCI); e investigar sobre c?mo estas organizaciones se re-construyen discursivamente a partir de la interacci?n mediada por el ordenador. Para atender a estos objetivos recurrimos a las concepciones de comunicaci?n de Fran?a (2006) y Wolton (2010), al entendimiento de los niveles interacci?n de Primo (2011, 2013) ya las dimensiones de interacci?n propuestas por Oliveira (2016), elementos de la filosof?a del lenguaje de Bakhtin (2011, 2014) y al enfoque te?rico-metodol?gico de Charaudeau (2007; 2008). (2006), sobre la concepci?n de que las organizaciones se constituyen como construcciones discursivas. Santaella (2006, 2007, 2010), Lima (2008), entre otros autores, a su vez, apoyaron nuestras discusiones / reflexiones sobre ambiente / comunicaci?n digital, medios / redes sociales e interacciones medi?ticas. En cuanto a las dimensiones sugeridas por Oliveira (2016) y los niveles de interacci?n de Primo (2011), identificamos una postura informacional, por parte del HCPA, cuando las interacciones analizadas en las plataformas de Facebook y Twitter. Igualmente, observamos que el Hospital legitima y (re) afirma en su sitio / portal el discurso buscando aproximar sus valores a las solicitudes de la organizaci?n acreditadora. / O nosso objeto de pesquisa s?o as organiza??es hospitalares acreditadas, tendo como objetivos analisar os discursos organizacionais de hospitais com acredita??o internacional pela Joint Commission International (JCI) que emergem na ambi?ncia digital, especialmente nos seus sites/portais; discutir a poss?vel ocorr?ncia [ou n?o] de alguma rela??o de inten??o discursiva que legitime a acredita??o da Joint Commission International (JCI); e, investigar sobre como essas organiza??es se (re)constroem discursivamente a partir da intera??o mediada pelo computador. Para atender a esses objetivos recorremos ?s concep??es de comunica??o de Fran?a (2006) e Wolton (2010), ao entendimento dos n?veis intera??o de Primo (2011, 2013) e ?s dimens?es de intera??o propostas por Oliveira (2016), elementos da filosofia da linguagem de Bakhtin (2011, 2014) e ? abordagem te?rico-metodol?gica de Charaudeau (2007; 2008). Scroferneker, Amorim e Oliveira (2016), subsidiaram o nosso entendimento sobre organiza??es e comunica??o organizacional e Fairhurts e Putnan (2010), sobre a concep??o de que as organiza??es se constituem como constru??es discursivas. Santaella (2006, 2007, 2010), Lima (2008), dentre outros autores, por sua vez, apoiaram nossas discuss?es/reflex?es sobre ambi?ncia/comunica??o digital, m?dias/redes sociais e intera??es midiatizadas. Selecionamos o Hospital de Cl?nicas de Porto Alegre (HCPA), acreditado em 2017 e considerado como um Hospital Universit?rio de refer?ncia, como estudo de caso. Considerando as dimens?es sugeridas por Oliveira (2016) e os n?veis de intera??o de Primo (2011), identificamos uma postura informacional, por parte do HCPA, quando das intera??es analisadas nas plataformas do Facebook e do Twitter. Igualmente, observamos que o Hospital legitima e (re)afirma em seu site/portal o discurso buscando aproximar os seus valores ?s solicita??es da organiza??o acreditadora.
7

Da reconcilia??o entre casa e natureza: a emerg?ncia de morar pela m?dia

Costa, Ben Hur Bernard Pereira 24 May 2016 (has links)
Submitted by Automa??o e Estat?stica (sst@bczm.ufrn.br) on 2016-10-26T23:54:53Z No. of bitstreams: 1 BenHurBernardPereiraCosta_DISSERT.pdf: 1944382 bytes, checksum: 96702a0b161475b600bb7d2abad864e7 (MD5) / Approved for entry into archive by Arlan Eloi Leite Silva (eloihistoriador@yahoo.com.br) on 2016-12-27T15:52:24Z (GMT) No. of bitstreams: 1 BenHurBernardPereiraCosta_DISSERT.pdf: 1944382 bytes, checksum: 96702a0b161475b600bb7d2abad864e7 (MD5) / Made available in DSpace on 2016-12-27T15:52:24Z (GMT). No. of bitstreams: 1 BenHurBernardPereiraCosta_DISSERT.pdf: 1944382 bytes, checksum: 96702a0b161475b600bb7d2abad864e7 (MD5) Previous issue date: 2016-05-24 / Das v?rias consequ?ncias do pensamento antropoc?ntrico, a perda da autonomia da natureza foi uma delas, resultando na cria??o de um espa?o onde o ser humano pudesse ser dominante. Esse espa?o ? a casa, que antes se encontrava integrada ao seu entorno. Por?m, ao longo do tempo, este espa?o se enrijeceu e se destacou da natureza. Este trabalho se debru?a sobre o surgimento de uma nova natureza aut?noma, propiciada pela eletricidade, pelas novas tecnologias e por uma cultura t?cnico-informacional, que tem permitido ? casa um retorno ? natureza, agora artificial. Como subst?ncia te?rico-conceitual, nos apropriamos da teoria Ecologia da M?dia, que tem Marshall McLuhan como seu principal pensador. Seguindo para um estudo de caso, onde analisamos a s?rie de TV Downton Abbey (2010) e o livro Lady Almina e a Verdadeira Downton Abbey: O Legado Perdido do Castelo de Highclere (2012). Ambas fontes formam um corpus emp?rico que se justap?e a outro objeto: a experi?ncia de Leonie M?ller, uma estudante alem? que desde 2015 mora nos trens de seu pa?s. Dentro do estudo de caso, adotamos a adequa??o ao padr?o tomando como categoria a proposta tr?ade de habitares, de Massimo Di Felice, emp?tico, exot?pico e at?pico (2009). Em associa??o a essa an?lise, os conceitos de contempor?neo, de Agamben (2009) e heterotopia, de Foucault (2013), complementam as ferramentas de compreens?o dos objetos. / Among several consequences of the anthropocentric belief, the loss of nature's autonomy was one of them, resulting in creation of a space under humans' domain. This space is named housing, which used to be integrated with its surroundings. However, as time passed, it went rigid and was cut off from nature. This work examines the emergence of a new, autonomous, nature, fostered by electric power, by the new technologies and by a technical and informational culture, which has allowed housing to return to a now artificial nature. We appropriate the Media Ecology theory, which has Marshall McLuhan as its primary thinker, as our theoretical and conceptual substance. This is followed by a case study, on which we analyse the television series Downtown Abbey (2010) and the book Lady Almina e a Verdadeira Downtown Abbey: O Legado Perdido do Castelo de Highclere (2012), making an empirical corpus which juxtaposes another object: the experiences of Leonie M?ller, an german student who, since 2015, lives in the trains in her country. Within the case studies we adopted fitness to the pattern, using the Massimo Di Felice's dwelling triad, emp?tico, exot?pico and at?pico (2009). In conjunction to this analyses, the concepts of contemporary, by Agamben (2009) and heterotopia, by Foucault (2013), complement the comprehension tools for these objects.

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