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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.
51

Tagungsband zum 14. Interuniversitären Doktorandenseminar Wirtschaftsinformatik

07 July 2011 (has links) (PDF)
Seit einigen Jahren treffen sich, unter Beteiligung der Universitäten Chemnitz, Dresden, Freiberg, Halle, Jena und Leipzig, die Doktoranden, Doktorväter und Doktormütter der Wirtschafsinformatik aus dem mitteldeutschen Raum (Sachsen, Sachsen-Anhalt und Thüringen) zum wissenschaftlichen Diskurs, um sich auszutauschen und über den jeweiligen Stand ihrer Arbeiten zu berichten. Diese nunmehr zu einer schönen Tradition gewordenen Treffen sind geprägt von einem offenen und konstruktiven Geist und geben ein eindrückliches Zeugnis der Aktualität, gesellschaftlichen Relevanz und inhaltlichen sowie methodischen Breite der Forschungslandschaft der deutschsprachigen Wirtschaftsinformatik. Dieser Band umfasst die auf der Tagung vorgestellten Arbeitsstände zu den Dissertationen von sieben ausgewählten und von ihren Instituten nominierten Doktoranden.
52

HIV/AIDS and climate in food security crises : a study of Southern Africa, 2001-2005 /

Van Riet, Gideon. January 2006 (has links)
Thesis (MA)--University of Stellenbosch, 2006. / Bibliography. Also available via the Internet.
53

Transatlantic relations the role of nationalism in multinational space cooperation /

Crooks, Heather R. January 2009 (has links) (PDF)
Thesis (M.A. in Security Studies (Europe and Eurasia))--Naval Postgraduate School, June 2009. / Thesis Advisor(s): Abenheim, Donald. "June 2009." Description based on title screen as viewed on July 13, 2009. Author(s) subject terms: NASA, European Space Agency, ESA, International Cooperation, Transatlantic Relations, Nationalism, INTELSAT, Ulysses, Galileo, SOFIA, ISS, International Space Station, Constellation, Aurora, Vision for Space Exploration, Moon, Mars. Includes bibliographical references (p. 85-95). Also available in print.
54

Leadership standards professional development schools versus non-professional development schools /

Lancaster, David L. January 1900 (has links)
Thesis (Ed. D.)--West Virginia University, 2010. / Title from document title page. Document formatted into pages; contains vii, 204 p. : ill. Includes abstract. Includes bibliographical references (p. 167-179).
55

Examining one university-based education leadership preparation program, regarding the use of one set of benchmark standards, for the purpose of informing practice

Toth, Brian J. January 1900 (has links)
Dissertation (Ed.D.)--The University of North Carolina at Greensboro, 2009. / Directed by Carl Lashley; submitted to the Dept. of Educational Leadership and Cultural Foundations. Title from PDF t.p. (viewed May 11, 2010). Includes bibliographical references (p. 192-198).
56

Community development, an educational and practical approach

Nieves, Ramon Luis. January 1997 (has links)
Thesis (D. Min.)--McCormick Theological Seminary, 1997. / Includes bibliographical references.
57

Interstate school leaders licensure consortium standards for school leaders : a pilot study /

Neilson, Richard A. January 2006 (has links) (PDF)
Thesis (M.A.)--University of North Carolina at Wilmington, 2006. / Includes bibliographical references (leaves: [76]-78)
58

Prediction of student achievement in Georgia high schools based on principal competency as defined by the Interstate School Leaders Licensure Consortium standards [electronic resource] /

Loskoski, Amy Teague. January 2006 (has links) (PDF)
Thesis (Ed.D.)--Georgia Southern University, 2006. / "A dissertation submitted to the Graduate Faculty of Georgia Southern University in partial fulfillment of the requirements for the degree Doctor of Education" ETD. Includes bibliographical references (p. 199-212) and appendices.
59

Utilização de microrganismos na biorremediação de solo contaminado por derivados de petróleo / Use of microorganisms in the biorremediation of soil contaminated by petroleum derivatives

Silva, Wender Messiatto da 09 April 2018 (has links)
Submitted by WENDER MESSIATTO DA SILVA (wendermessiatto@yahoo.com.br) on 2018-06-08T16:36:25Z No. of bitstreams: 1 silva_wm_me_Ilha.pdf: 2741794 bytes, checksum: 942a41a5e8d98fe17b8da88fec150d33 (MD5) / Approved for entry into archive by Cristina Alexandra de Godoy null (cristina@adm.feis.unesp.br) on 2018-06-11T14:05:34Z (GMT) No. of bitstreams: 1 silva_wm_me_ilha.pdf: 2741794 bytes, checksum: 942a41a5e8d98fe17b8da88fec150d33 (MD5) / Made available in DSpace on 2018-06-11T14:05:34Z (GMT). No. of bitstreams: 1 silva_wm_me_ilha.pdf: 2741794 bytes, checksum: 942a41a5e8d98fe17b8da88fec150d33 (MD5) Previous issue date: 2018-04-09 / Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) / Os impactos ambientais decorrentes de vazamentos em postos de combustíveis têm sido preocupantes para órgãos ambientais ao redor do mundo, sobretudo por deteriorarem a qualidade das águas subterrâneas utilizadas como fonte de abastecimento, sendo os compostos benzeno, tolueno e xilenos (BTX) os de maior preocupação à saúde pública. A biorremediação é uma técnica viável do ponto de vista econômico e ecológico quando se utiliza consórcio microbiano de bactérias e fungos aliado a solução de nutrientes. Este trabalho verificou os efeitos da biorremediação sobre microambientes formados em erlenmenyers contendo solo arenoso fino de textura arenosa fina, bastante comum no noroeste paulista, contaminado por soluções sintéticas de BTX por intermédio de consórcio de microrganismos (bactérias ácido láticas, leveduras, bactérias fototróficas e actinomicetes). O desempenho de um consórcio de microrganismos foi verificado por meio de alterações de pH, teor de umidade, teor de carbono e pela de remoção de BTX do microambiente constituído de solo arenoso fino contaminado por solução sintética de BTX mediante a bioestimulação comparando-se os efeitos do ácido esteárico como surfactante. O uso de ácido esteárico como surfactante prejudicou o processo de biorremediação nos microambientes, com isso a remoção de BTX foi menor do que nos microambientes que não possuíam ácido esteárico. De acordo com resultados deste trabalho, um valor adequado para a aplicação da solução de microrganismos em campo é o de 0,02 mL de solução de microrganismos por cm³ de solo arenoso fino, pois ao se utilizar 6,25 mL de solução de microrganismos para 300 cm³ de solo arenoso fino no período de 7, 30 e 58 dias de experimento foi constatado resultados econômicos e relativamente eficientes no curto prazo. / The environmental impacts resulting to leaks at fuel stations has been worrying for environmental agencies around the world mainly for deteriorating the quality of the groundwater used as a water supply whereby the BTX compounds (benzene, toluene and xylene) the most worrisome public health. Bioremediation is a viable technique because the use of bacterial, fungal and yeast microbial consortia is economic and ecological associated with nutrient solutions. The effects of bioremediation verified through a consortium of microrganisms (lactic acid bacteria, yeasts, phototrophic bacteria and actinomycetes) on microenvironment in enlermeyers containing fine sandy texture lateritic soil, very common in São Paulo northwest region, contaminated by synthetic solutions of BTX. The performance of a consortium of microorganisms verified by pH changes, moisture content and organic carbon content of the microenvironments and the rate of BTX removal in fine sandy soil contaminated with BTX synthetics solutions by bioestimulation, comparing the effects of stearic acid as surfactant. The use of stearic acid as a surfactant impaired the bioremediation process in the microenvironments, thus the removal of BTX was lower than in microenvironments that did not possess stearic acid. According to the results of this work, a value of microorganisms per cm³ of microorganisms solution to the soil is 0.02 mL of microorganisms solution 300 cm³ of fine sandy soil in the period of 7, 30 and 58 days of experiment was confirmed and is useful in the short term.
60

Utilização de microrganismos na biorremediação de solo contaminado por derivados de petróleo /

Silva, Wender Messiatto da. January 2018 (has links)
Orientador: William Deodato Isique / Resumo: Os impactos ambientais decorrentes de vazamentos em postos de combustíveis têm sido preocupantes para órgãos ambientais ao redor do mundo, sobretudo por deteriorarem a qualidade das águas subterrâneas utilizadas como fonte de abastecimento, sendo os compostos benzeno, tolueno e xilenos (BTX) os de maior preocupação à saúde pública. A biorremediação é uma técnica viável do ponto de vista econômico e ecológico quando se utiliza consórcio microbiano de bactérias e fungos aliado a solução de nutrientes. Este trabalho verificou os efeitos da biorremediação sobre microambientes formados em erlenmenyers contendo solo arenoso fino de textura arenosa fina, bastante comum no noroeste paulista, contaminado por soluções sintéticas de BTX por intermédio de consórcio de microrganismos (bactérias ácido láticas, leveduras, bactérias fototróficas e actinomicetes). O desempenho de um consórcio de microrganismos foi verificado por meio de alterações de pH, teor de umidade, teor de carbono e pela de remoção de BTX do microambiente constituído de solo arenoso fino contaminado por solução sintética de BTX mediante a bioestimulação comparando-se os efeitos do ácido esteárico como surfactante. O uso de ácido esteárico como surfactante prejudicou o processo de biorremediação nos microambientes, com isso a remoção de BTX foi menor do que nos microambientes que não possuíam ácido esteárico. De acordo com resultados deste trabalho, um valor adequado para a aplicação da solução de microrganismos em campo... (Resumo completo, clicar acesso eletrônico abaixo) / Abstract: The environmental impacts resulting to leaks at fuel stations has been worrying for environmental agencies around the world mainly for deteriorating the quality of the groundwater used as a water supply whereby the BTX compounds (benzene, toluene and xylene) the most worrisome public health. Bioremediation is a viable technique because the use of bacterial, fungal and yeast microbial consortia is economic and ecological associated with nutrient solutions. The effects of bioremediation verified through a consortium of microrganisms (lactic acid bacteria, yeasts, phototrophic bacteria and actinomycetes) on microenvironment in enlermeyers containing fine sandy texture lateritic soil, very common in São Paulo northwest region, contaminated by synthetic solutions of BTX. The performance of a consortium of microorganisms verified by pH changes, moisture content and organic carbon content of the microenvironments and the rate of BTX removal in fine sandy soil contaminated with BTX synthetics solutions by bioestimulation, comparing the effects of stearic acid as surfactant. The use of stearic acid as a surfactant impaired the bioremediation process in the microenvironments, thus the removal of BTX was lower than in microenvironments that did not possess stearic acid. According to the results of this work, a value of microorganisms per cm³ of microorganisms solution to the soil is 0.02 mL of microorganisms solution 300 cm³ of fine sandy soil in the period of 7, 30 and 58 days of exper... (Complete abstract click electronic access below) / Mestre

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