24,254 research outputs found

    VISUALISE: Enhancing the spectator experience

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    Recomendações técnicas para a cultura da soja no Parana 1987/88.

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    Melhoramento de soja para alimentacao humana; Manejo do solo; Clima; Cultivares; Populacao e densidade de semeadura; Epocas de semeadura; Instalacao da lavoura; Controle de plantas daninhas; Manejo de pragas; Controle de doencas; Colheita.bitstream/item/23240/1/Doc23.pd

    The clinical appearance of neonatal rotavirus infection: Association with necrotising enterocolitis

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    BackgroundRotavirus is the most important aetiological agent causing severe gastroenteritis in children <2 years of age in South Africa and worldwide. Most endemic neonatal nursery strains are thought to be asymptomatic. However, serious conditions have been reported to be associated with rotavirus infection, such as necrotising enterocolitis (NEC), diffuse intravascular coagulopathy, pneumonia, apnoea and seizures.Methods. We studied newborns needing screening for sepsis in our Neonatal Unit. Rotavirus screening was included in the septic screen. The clinical signs and symptoms were studied in the control group (no rotavirus identified) and the study group (rotavirus identified in the stools).Results. Of the 169 babies screened for sepsis, 44 (26%) were rotavirus positive. Of the remainder, 63 comprised the control group. Rotavirus-positive stools were identified from day 4 of life. The virus was excreted in the stools for a mean of 4 days per infection episode. Asymptomatic infection was only observed in one baby; the others had clinical signs and symptoms ranging from mild to severe, and there were even some deaths. Gastrointestinal symptoms were prominent manifestations of rotavirus infection. There was a high incidence of NEC (66% in the study group v. 30% in the control group). Of the rotavirus-infected babies, 9 died; 3 had no other pathogens identified, so that rotavirus infection could have been the cause of death.Conclusions. Rotavirus infection in the neonate is rarely asymptomatic. It is a dangerous condition that may cause death. It is associated with, and probably a cause of, NEC.S Afr Med J 2012;102(7):620-624

    Resultados de pesquisa de girassol 1985.

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    Levantamento dos insetos-pragas do girassol e seus inimigos naturais; Controle de doencas do girassol atraves de pulverizacao com fungicidas; Obtencao de linhagens endogamicas de girassol; Incorporacao de macho-esterilidade citoplasmatica em linhagens de girassol; Avaliacao de linhagens S4 em "topcrosses"; Avaliacao de populacoes e variedades disponiveis; Selecao recorrente na cultivar Issanka; Ensaio nacional de cultivares de girassol; Curvas de resposta do girassol a nitrogenio, fosforo e potassio; Efeitos residuais da adubacao aplicada para a soja na producao do girassol; Estudo sobre epoca de semeadura em girassol; Descricao dos estadios de desenvolvimento do girassol; Aspectos climaticos verificados em Londrina, PR, de janeiro a junho de 1985.bitstream/item/23233/1/Doc16.pd

    Recomendações técnicas para a cultura da soja com irrigação suplementar.

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    Solos; Conservacao e preparo mecanico do solo; Fertilidade do solo; Cultivares; Semeadura; Controle de plantas daninhas; Manejo de pragas; Pragas principais; Pragas secundarias; Inimigos naturais de pragas; Como determinar a populacao de pragas e os seus danos; Quando controlar as pragas; Irrigacao suplementar; Colheita; Epoca de colheita; Preparo, regulagem e operacao da colheitadeira; Coeficientes tecnicos para producao de soja.bitstream/item/50747/1/7.pd

    Cultivares de soja 1999.

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