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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

Avalia??o da durabilidade de unidades produtivas em transi??o agroecol?gica na regi?o metropolitana de Belo Horizonte, MG / Evaluation of the durability of productive units in agroecological transition in the metropolitan region of Belo Horizonte, MG

BENTES, Gisele Almeida Ferreira 24 March 2017 (has links)
Submitted by Jorge Silva (jorgelmsilva@ufrrj.br) on 2018-09-25T19:07:18Z No. of bitstreams: 1 2017 - Gisele Almeida Ferreira Bentes.pdf: 1306978 bytes, checksum: 93e521ee8ae3d5f96ac3ef5491ae3d6e (MD5) / Made available in DSpace on 2018-09-25T19:07:18Z (GMT). No. of bitstreams: 1 2017 - Gisele Almeida Ferreira Bentes.pdf: 1306978 bytes, checksum: 93e521ee8ae3d5f96ac3ef5491ae3d6e (MD5) Previous issue date: 2017-03-24 / The present study had as objective to evaluate the durability of eight systems of production of vegetables in agroecological transition in the municipalities of Capim Branco and Matozinhos, belonging to the metropolitan region of Belo Horizonte, with the application of the IDEA method. In the IDEA (Indicators of Durability of Exploitations Agricole) method, the durability quantification is proposed through a matrix with 41 indicators, grouped into 10 components, which comprise three dimensions: agro-environmental (19 indicators), socio-territorial (16) and economic (6). The combination of the values of the indicators allows measuring the durability of each dimension, which can vary from zero to 100 points. The structure of the method defines that the durability of the production system is limited by the dimension that presents the lowest score. The conceptual model involves aspects of the natural, social and human sciences that, by adapting some indicators to the reality of local agroecosystems, allows the quantitative measurement of durability. The selected properties were the certified organic family farmers, non-certified and with SAT certified (without pesticides), whose main economic activity was the cultivation of vegetables. In these units, the IDEA method was applied in January 2016 through interviews conducted at the production units. In the evaluations, some obstacles were observed that limit the potential of the region as an important producer of organic vegetables. These limitations range from the lack of local inputs to lack of governmental incentive, as well as a precarious process of social organization. From the results found, it can be reported that the durability of the municipalities studied is limited by the socio-territorial dimension, which presented an average score of 65%. In addition, the economic dimension can be improved because, although it is not the limiting factor, according to the method, it presented an average score of 71%. On the other hand, the agri-environmental dimension showed a high score, above 87%. / O presente estudo teve como objetivo avaliar a durabilidade de oito sistemas de produ??o de oler?colas em transi??o agroecol?gica nos munic?pios de Capim Branco e Matozinhos, pertencentes ? regi?o metropolitana de Belo Horizonte, atrav?s da aplica??o do m?todo IDEA. No m?todo IDEA (Indicateurs de Durabilit? des Exploitations Agricole), postula-se a quantifica??o da durabilidade por meio de uma matriz com 41 indicadores, agrupados em 10 componentes, que comp?em tr?s dimens?es: agroambiental (19 indicadores), s?cio territorial (16) e econ?mica (6). A combina??o dos valores dos indicadores permite aferir durabilidade de cada dimens?o, que pode variar de zero a 100 pontos. A estrutura do m?todo define que a durabilidade em sistemas de produ??o ? limitada pela dimens?o que apresentar o menor escore. O modelo conceitual envolve aspectos das ci?ncias naturais, sociais e humanas, que mediante a adapta??o de alguns indicadores ? realidade dos agroecossistemas locais, permite a mensura??o quantitativa da durabilidade. As propriedades selecionadas foram de agricultores familiares org?nicos certificados, n?o certificados e com a certifica??o SAT (sem agrot?xicos), que tinham como principal atividade econ?mica o cultivo de hortali?as. Nessas unidades, o m?todo IDEA foi aplicado em Janeiro de 2016 por meio de entrevistas realizadas nas unidades produtivas. Nas avalia??es, foram observados alguns entraves que limitam o potencial da regi?o como importante produtora de hortali?as org?nicas. Essas limita??es compreendem desde a falta de insumos locais at? a falta de incentivo governamental, al?m de prec?rio processo de organiza??o social. A partir dos resultados encontrados, pode-se relatar que a durabilidade dos munic?pios estudados est? limitada pela dimens?o socioterritorial, a qual apresentou um escore m?dio de 65%. Al?m disso, a dimens?o econ?mica pode ser melhorada, pois, apesar de n?o ser o fator limitante, de acordo com o m?todo, apresentou escore m?dio de 71%. Por outro lado, observa-se que a dimens?o agroambiental apresentou escore elevado, acima de 87%.
2

Avalia??o da sustentabilidade de sistemas de produ??o agr?cola de base ecol?gica no munic?pio de Nova Friburgo, RJ / Sustainability assessment on ecological agricultural systems of Nova Friburgo, RJ

PEREIRA, Marcelo da Silva 30 January 2013 (has links)
Submitted by Jorge Silva (jorgelmsilva@ufrrj.br) on 2016-10-21T18:02:31Z No. of bitstreams: 1 2013 - Marcelo da Silva Pereira.pdf: 687764 bytes, checksum: 553786451e94039242ce5d1de782deed (MD5) / Made available in DSpace on 2016-10-21T18:02:31Z (GMT). No. of bitstreams: 1 2013 - Marcelo da Silva Pereira.pdf: 687764 bytes, checksum: 553786451e94039242ce5d1de782deed (MD5) Previous issue date: 2013-01-30 / A study to assess the sustainability of ecological agricultural systems was conducted in Nova Friburgo,RJ, Brazil, in farms conducted under organic production or agroecological transition. This study was based in the System of Environmental Impact Assessment of New Rural Activities, which consists of 62 indicators integrated into an evaluation platform. It is based on the involvement and knowledge of farmers regarding to their establishment, and also considerer field and laboratory analysis on the quality of soil and water, allowing the calculation of indices of environmental performance of productive activity. Evaluation results showed that impact indexes of the dimensions ?Landscape Ecology? and ?Management and Administration? were the main differences between organic and agroecological transition systems. Organic farmers have greater productive diversity and dominion over the various forms of marketing agroecological transition farmers. It was evident the positive contribution of organic agriculture, especially regarding to the increased variety in production and consequently increase in the sustainability of those who are at an early stage of transition. / Um estudo para avaliar a sustentabilidade de sistemas de produ??o de base ecol?gica foi realizado no munic?pio de Nova Friburgo, RJ, em unidades de produ??o org?nica ou em transi??o agroecol?gica. Empregou-se para esse estudo o Sistema de Avalia??o Ponderada de Impacto Ambiental de Atividades do Novo Rural (APOIA-NovoRural), que consiste num conjunto de 62 indicadores integrados em uma plataforma de avalia??o que se fundamenta no envolvimento e no conhecimento dos produtores rurais quanto a seu estabelecimento. Da mesma forma, foram realizadas an?lises de campo e laborat?rio relativas ? qualidade do solo e da ?gua, que permitem o c?lculo de ?ndices de desempenho ambiental da atividade produtiva. Os resultados das avalia??es mostraram que os ?ndices de impacto das dimens?es ?Ecologia da Paisagem? e ?Gest?o e Administra??o? foram os principais diferenciais entre as unidades de produ??o org?nica e as em transi??o agroecol?gica, uma vez que os agricultores org?nicos possuem uma maior diversidade produtiva e t?m um dom?nio maior sobre as diversas formas de comercializa??o que os agricultores em transi??o agroecol?gica. Ficou evidente a contribui??o positiva da agricultura org?nica em rela??o a benef?cios futuros, caso haja uma maior intera??o entre os grupos de agricultores em n?veis variados de transi??o agroecol?gica, principalmente no que diz respeito ao aumento da variedade produtiva e consequente aumento da sustentabilidade daqueles que se encontram em um est?gio inicial de transi??o.
3

Os caminhos da transi??o agroecol?gica: uma an?lise das experi?ncias da agricultura familiar camponesa no territ?rio dos Vales do Curu e Aracatia?u-CE

Sampaio, Ana Cristina de Sousa 29 October 2012 (has links)
Made available in DSpace on 2014-12-17T15:46:27Z (GMT). No. of bitstreams: 1 AnaCSS_DISSERT.pdf: 2588956 bytes, checksum: ad2a10af747de3a947e57b0d52b93eb1 (MD5) Previous issue date: 2012-10-29 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior / This study examines peasant family farming from an agroecological perspective. It intends to analyze the changes resulting from the transition from conventional to agro-ecological agriculture in the daily practices of farmers articulated associated with the Network of Agroecological and Solidarity Farmers of the Curu and Aracatia?u Valleys Territory, the locus of this empirical research, and a space which has highlighted the social dynamics of agroecological innovation, as well as articulating environmental exchanges and knowledge development. As a way to further that goal, we seek to identify the forms of social organization previously present in the daily lives of these subjects, in addition to grasping the determinants that lead or led them to adopt agroecology, noting the need to verify the forms of resistance, and the strategies adopted by farmers and how they articulate collectively. Through the historical and dialectical methods, we seek to take the implications of technical modernization of agriculture under the conditions of production and reproduction of peasants and thus situate the emergence of agroecology, a focus that is born as a counterpoint to conventional patterns of agricultural development based on the paradigm of the Green Revolution. We structured this study around the trajectory of agroecological farmers that developed and internalized agroecological practices, processes, and organizational forms. For the analysis, we used theoretical and methodological frameworks from literature related to field research. The systematization and analysis of experiments revealed that agroecological transition is a broad process of change, not restricted to technical matters. We observed changes in production practices, diversification of production and feeding practices, ecological awareness, production autonomy, and organizations formed to face the challenges resulting from the imposition of the dominant agricultural development model that combines environmental degradation, land ownership concentration, and wealth concentration / Esse estudo tem como universo tem?tico a agricultura familiar camponesa na perspectiva agroecol?gica. Pretende analisar as mudan?as decorrentes do processo de transi??o da agricultura convencional para agricultura agroecol?gica no cotidiano dos agricultores e agricultoras articulados ? Rede de Agricultores Agroecol?gicos e Solid?rios do Territ?rio dos Vales do Curu e Aracatia?u, l?cus da pesquisa emp?rica. Como caminho para o aprofundamento desse objetivo, procuramos identificar as formas de organiza??o social anteriormente presentes no cotidiano desses sujeitos, al?m de apreender os determinantes que os levam ou os levaram a adotar a agroecologia, atentando para a necessidade de verificar as formas de resist?ncia e, por fim, as estrat?gias constru?das pelos agricultores e como estas se articulam coletivamente. A tematiza??o da agroecologia coloca-se como uma problem?tica complexa, o que implica em articular a dimens?o sociot?cnica com as lutas sociais e ecol?gicas em resposta ? marginaliza??o e degrada??o impostas pelo modelo de desenvolvimento agr?cola dominante. A partir do m?todo hist?rico e dial?tico, buscamos apanhar as implica??es da moderniza??o t?cnica da agricultura sob as condi??es de produ??o e reprodu??o dos camponeses e, assim, situar a emerg?ncia da agroecologia, enfoque que nasce como contraponto ao padr?o convencional de desenvolvimento agr?cola baseado no paradigma da Revolu??o Verde. Estruturamos o presente estudo em torno das pr?ticas, processos e formas de organiza??o desenvolvidas e internalizadas ao longo da trajet?ria dos agricultores que enveredaram por essa pr?tica. Devido ? especificidade de nosso objeto, optamos pela pesquisa qualitativa e observa??o sistem?tica. Para as an?lises, utilizamos a pesquisa bibliogr?fica e documental - referencial te?rico-metodol?gico associadas ? pesquisa de campo. As an?lises das experi?ncias revelaram que a transi??o agroecol?gica ? um processo amplo de mudan?as. Assim, tais mudan?as revelaram-se nas pr?ticas produtivas, na diversifica??o da produ??o e pr?ticas alimentares, na consci?ncia ecol?gica e nas formas de organiza??o constru?das pelos agricultores para enfrentar as dificuldades trazidas pela imposi??o do modelo de desenvolvimento agr?cola dominante que combina degrada??o ambiental, concentra??o fundi?ria e concentra??o de riquezas
4

IMPASSES, DESAFIOS E BROTOS: O papel da Assessoria na Transi??o Agroecol?gica em Assentamentos Rurais

Ara?jo, Joaquim Pinheiro de 15 October 2009 (has links)
Made available in DSpace on 2014-12-17T14:20:13Z (GMT). No. of bitstreams: 1 JoaquimPA.pdf: 2126411 bytes, checksum: 04adbad39aa85d32cdf03049cb737267 (MD5) Previous issue date: 2009-10-15 / This thesis is the result of a study on the role of technical assistance in the process of agroecological transition, which are under way in rural settlements in the territory of Mato Grande, Rio Grande do Norte. Your goal is, from the Technical Assistance Program, Social and Environmental (ATES), launched in 2004 by INCRA understand to what extent this action accomplished their goal of doing a job with a focus on agroecology. To this end, we chose to work with a qualitative methodology, through interviews with settlers, advisors and representatives of INCRA. They also contributed to developing this thesis, the direct observations, which offer visits to settlements and advisory bodies in the Rede Pardal, apart from participation in meetings and activities in which they were being discussed the issues of advice, agroecology and rural settlements. The thesis is divided into five chapters, plus introduction and conclusion. The first three refer to a theoretical analysis and historical about the process of land reform, and as a result the establishment of rural settlements, the importance of peasant tradition for the design of agro-ecological design and the relationship between agricultural models and proposals advice to the countryside. In two subsequent chapters, there was a panoramic picture of the territory of Mato Grande, settlements and groups that make up this research, for then analyze the performance of advisory services in these settlements, with the parameter, agroecology. It was found that the advice in this perspective, suffers a series of constraints, causing a gap between the ideal proposed in the manual and the actual practiced in their daily lives. Still, it is concluded that the ATES has contributed to innovations in productive groups who are experiencing agroecological processes, which can be regarded as shoots for the transition to a new dynamic of development. / Esta tese ? resultado de um estudo sobre o papel da assessoria t?cnica nos processos de transi??o agroecol?gica, que est?o em curso em assentamentos rurais no territ?rio do Mato Grande, Rio Grande do Norte. Seu objetivo ?, a partir do Programa de Assessoria T?cnica, Social e Ambiental (ATES), lan?ada em 2004 pelo INCRA, entender at? que ponto essa a??o atinge seus objetivos de realizar um trabalho tendo como foco a agroecologia. Para tanto, optou-se por trabalhar com uma metodologia qualitativa, atrav?s de entrevistas com assentados, assessores e representantes do INCRA. Tamb?m contribu?ram para elabora??o desta tese as observa??es diretas, proporcionadas pelas visitas aos assentamentos e entidades de assessoria que integram a Rede Pardal, al?m da participa??o em encontros e atividades nas quais estivessem sendo discutidas as tem?ticas da assessoria, da agroecologia e dos assentamentos rurais. A tese est? dividida em cinco cap?tulos, al?m da introdu??o e conclus?o. Os tr?s primeiros referem-se a uma abordagem te?rica e hist?rica sobre o processo de luta pela reforma agr?ria, tendo como fruto a constitui??o dos assentamentos rurais; a import?ncia da tradi??o camponesa para o desenho da concep??o agroecol?gica e a rela??o entre os modelos agr?colas e as propostas de assessoria para o rural. Nos dois cap?tulos subseq?entes, fez-se um retrato panor?mico do territ?rio do Mato Grande, dos assentamentos e dos grupos que integram esta pesquisa, para, posteriormente, analisar o desempenho da assessoria nesses assentamentos, tendo como par?metro a agroecologia. Foi visto que a assessoria, nessa perspectiva, sofre uma s?rie de constrangimentos, provocando um hiato entre o ideal proposto no Manual e o real praticado no seu cotidiano. Mesmo assim, conclui-se que a ATES tem contribu?do para inova??es nos grupos produtivos que est?o experimentando processos agroecol?gicos, que podem ser consideradas como brotos para a transi??o de uma nova din?mica de desenvolvimento rural

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