333 research outputs found

    Moving in the Economic Mainstream

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    The requirements for economic mobility in a postindustrial society present many barriers for low-income women. Social policy and program goals for improving their opportunities should focus on educational, training, and entrepreneurial activities using individualized assessment, counseling, and academic and occupational advisers. Social consensus needs to be achieved in order to establish viable programs that address women\u27s total needs rather than approaching the problem with fragmented, uncoordinated solutions

    Cultivares de trigo do Paraná: rendimento, características agronômicas e qualidade industrial.

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    Base experimental e metodologia utilizada; Rendimento de graos; Rendimento X epoca de semeadura; Peso do hectolitro (PH); Peso de mil sementes (PMS); Ciclo; Altura e acamamento; Doencas; Controle de doencas; Qualidade.bitstream/item/61157/1/Documentos-89.pd

    On the relaxation of the Maxwell-Stefan system to linear diffusion

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    Versão dos autores para esta publicação.In this note, we rigorously prove the relaxation limit of the Maxwell–Stefan system to a system of heat equations when all binary diffusion coefficients tend to the same positive value.ANR project Kimega (ANR-14-ACHN-0030-01). PHC/FCT Pessoa project 7854WM, Ref. 406/4/4/2017/Sinfo:eu-repo/semantics/acceptedVersio

    Twenty six years of wheat breeding activities at IAPAR.

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    The description of the IAPAR wheat breeding program in its 26 th years of existence aims at presenting its major achievements giving an idea of the program size, breeding objectives and methodology. A germplasm flow chart will show the steps by which the populations have to follow starting either from crosses or from introductions until an advanced inbred line can be evaluated and elected as a new cultivar. A list of 23 wheat cultivars released by the program along with their pedigrees is presented as a special contribution. From the recent developed cultivars, data on grain yield, agronomic characteristics, technological quality and kernel properties are presented. The pedigree description for IAPAR 53 and the development of IPR 85 are presented in some detail. New biotechnological tools to help wheat breeding become more efficient are discussed

    Cultivares de trigo do Parana: rendimento, caracteristicas agronomicas e qualidade industrial.

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    Base experimental e metodologia utilizada; Resultados; Rendimento de graos; Rendimento x epoca de semeadura; Peso do hectolitro(PH); Peso de mil semeadura(PMS); de doencas; Ciclo; Altura e acamamento; Doencas; Controle de doencas; Qualidade industrial.bitstream/CNPSO/16211/1/circTec18.pd

    Desempenho agronomico e caracteristicas da cultivar de trigo BRS 49 no Estado do Parana.

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    A cultivar de trigo BRS 49, desenvolvida pela Embrapa Trigo, foi indicada para semeadura no Estado do Parana, a partir de 1999. Para a determinacao do seu valor de cultivo e uso, foram utilizados dados de 54 experimentos, instalados em nove locais das regioes 6, 7 e 8 do Parana, no periodo de 1996 a 1998. Apresenta como principais caracteristicas: ciclo intermediario, altura media a alta, moderada resistencia ao acamamento, tolerancia ao aluminio toxico no solo, moderada resistencia ao oidio (Blumeria graminis f. sp tritici) e a ferrugem da folha (Puccinia recondita f. sp. tritici), com percentuais de severidade em ensaios inferiores aos das testemunhas Trigo BR 23 e Trigo BR 35, suscetibilidade a giberela (Giberella zeae), cujas notas foram superiores as atribuidas as testemunhas, elevado potencial de rendimento e boa qualidade industrial. No trienio considerado, apresentou rendimento medio de 4.667 kg/ha na Regiao 6, 3.432 kg/ha, na Regiao 7, e 3.930 kg/ha, na regiao 8. Esses valores foram 11%, 11% e 28%, respectivamente, superiores a media das testemunhas (Trigo BR 2, Trigo BR 35 e CEP 24-Industrial). Os percentuais de resposta ao controle fitossanitario foram, em geral, inferiores aos observados nas referidas testemunhas, evidenciando o elevado potencial de rendimento da cultivar com aplicacoes reduzidas de fungicidas. A forca geral de gluten (W), na media de 14 amostras coletadas nas tres Regioes, foi de 260 e a relacao P/L foi de 0,685. Portanto, a cultivar se enquadra na classe Trigo Pao, de acordo com a Instrucao Normativa n.1, de 27 de janeiro de 1999 do MA. A cultivar apresenta caracteristicas de interesse agronomico, principalmente por possibilitar a obtencao de altos rendimentos, sem a necessidade de elevados investimentos com fungicidas.bitstream/CNPSO/17105/1/circTec25.pd

    β3-integrin is required for differentiation in OC-2 cells derived from mammalian embryonic inner ear

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    <p>Abstract</p> <p>Background</p> <p>The mammalian inner ear contains the organ of Corti which is responsible for the conversion of sound into neuronal signals. This specialised epithelial tissue is the product of a complex developmental process where a common precursor cell type differentiates into the sound transducing hair cells and the non-innervated supporting cells. We hypothesised that integrin proteins, which are involved in cell attachment to extracellular matrix proteins and cellular signalling, play a role in the differentiation process of the precursor inner ear epithelial cells. To test our hypothesis we have utilised a cell line (OC-2) derived from E13 embryonic immortomouse inner ears. In vitro, by switching the incubation temperature from 33°C to 39°C, the OC-2 cells can be induced to differentiate and express hair cells markers, such as Myosin VIIa. The OC-2 cells are thus a useful model system for testing mechanism of hair cells differentiation.</p> <p>Results</p> <p>We have identified 4 integrin subunits which are expressed in OC-2 cells: α6, αv, β1 and β3. Among these, the relative level of expression of the αv, β1 and β3 subunits increased in a time dependent manner when the cells were exposed to the differentiating temperature of 39°C, most notably so for β3 which was not detectable at 33°C. Treatment of fully differentiated OC-2 cells with siRNA against the four integrin subunits reduced the expression of not only the respective integrin proteins but also of the hair cell marker Myosin VIIa. Conversely over-expression of β3 was sufficient to induce the expression of Myosin VIIa at 33°C.</p> <p>Conclusions</p> <p>Our data demonstrate that modulation of integrin expression is associated with the differentiation process of the OC-2 cells. This suggests that the maturation of the organ of Corti, from where OC-2 cells are derived, may also depend on changes of gene expression associated with integrin expression.</p

    Características e desempenho agronômico da cultivar de trigo BRS 220 no estado de Santa Catarina.

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    bitstream/CNPT-2010/40301/1/p-bp28.pd

    Cultivar de trigo BRS 208: produtividade, rusticidade e qualidade.

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    Desenvolvimento da cultivar; Caracteristicas botanicas e agronomicas; Caracteristcas botanicas; Caracteristicas agronomicas; Ciclo; Alta da planta (AP); Acamamento (Ac); Peso do hectolitro (PH); Reacao a doencas; Rendimento de graos; Resposta ao controle de doencas pela aplicacao; Densidade; Epoca de semeadura; Qualidade industrial.bitstream/CNPSO/2730/1/circtec31.pd
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