Covering Plants
Mostrando 25-36 de 72 artigos, teses e dissertações.
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25. Nitrogênio (15 N) e atividade das enzimas redutase do nitrato e glutamina sintetase na cultura do milho em plantio direto / Evaluation of you cultivate of corn the application of Nitrogen and molibdênio and effect on the activity of the enzymes nitrate redutase and glutamina sintetase
This work was developed using data of the rehearsal conducted in the experimental station of CoimbraMG, area belonging to Federal University of Viçosa. It was aimed at through this theory: 1 - to evaluate the effect of the Nitrogen manuring on the activity of the enzymes nitrate redutase (NR) and Glutamina sintetase (GS) in corn cultivars in reduced spacing
Publicado em: 2008
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26. Aspectos quÃmicos do estudo interdisciplinar (quÃmica-agronomia-farmacologia) de Amburana cearensis A.C. Smith / Chemical aspects of the investigations to interdisciplinar (chemistry-agronomy-pharmacology)de Amburana cearensis A. C. Smith
Amburana cearensis A.C. Smith is a typical tree of the northeastern Brazil flora designated âcaatingaâ. It is popularly known either as âimburana-de-cheiroâ or âcumaruâ and characterized by its red-gray bark of peculiar and pleasant smell due to coumarin. Despite A. cearensis relevant economical (particularly for carpentry and perfumery) and medicinal
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 10/08/2007
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27. Rainfall retention in straw, plant and soil in corn and drybeans / Retenção de água da chuva na palha, solo e dossel vegetativo de milho e feijão
The water is the most important factor and, at the same time, the more limitant than the plant needs for its development. Short periods of hidric stress can reduce crop productivity. In this way, the importance of knowing the rainfall amount that is retained in plant, straw and soil is fundamental to calculating the exact amount of water requested by the pla
Publicado em: 2007
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28. Technical the application of glyphosate to agricultural product certifications / Tecnologia de aplicação do glyphosate para certificação de produtos agrícolas
This study was carried out to define parameters for glyphosate application in controlling the Brachiaria decumbens grass, by using a centrifugal pulverization system to establish possible technical criteria that can be screened. The pulverization system was developed on such a way to provide uniform pulverization conditions, therefore turning possible the ob
Publicado em: 2007
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29. Manejo da podridão de Sclerotinia (Sclerotinia sclerotiorum) e Míldio (Bremia lactucae) na cultura de alface
Lettuce is the highest consumed vegetable in Brazil. It can however be severely affected by the fungus Sclerotinia sclerotiorum, Sclerotinia minor and Bremia lactucae; diseases considered to be ground and aerial part, respectively. The objective of this experiment was to evaluate the effect of different mulches, fungicides and one foliar fertilizer on the in
Publicado em: 2007
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30. AVALIAÇÃO MULTITEMPORAL DO USO DA TERRA NO PROJETO DE ASSENTAMENTO SÃO CARLOS MUNICÍPIO DE GOIÁS GO.
The research was developed in the nesting project São Carlos in the city of Goiás/Go. The nesting projects (PAs) symbolize the concretion of agrarian reform politics and are implanted through the public intervention aiming to modify the use and the property of the land. The foundation of a nesting project is also a territorial intervention, therefore the p
Publicado em: 2007
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31. POTENCIAL DO Lupinus albescens Hook. &Arn. PARA RECUPERAÇÃO DE SOLOS ARENIZADOS DO BIOMA PAMPA.
As the productive processes move forward on the sandy soils of the Southwest region of Rio Grande do Sul, the arenização has been assuming relevance as factor of soil and regional ecosystem degradation. Contention measures should be established to avoid the progress of the arenização focuses and to recover the areas already damaged. Among these strategie
Publicado em: 2007
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32. Water balance in the soil with maize under no tillage system and different nitrogen levels / Balanço de água no solo com milho sob sistema plantio direto e diferentes doses de nitrogênio
The objective of this work was: a) to evaluate the processes of the water balance in the soil with maize plants, under no tillage system (NTS) and different nitrogen levels, in succession to cover crops; b) to verify possible alterations of some soil physico-hydric properties due to the no tillage system practice. The experiment was carried out in Piracicaba
Publicado em: 2007
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33. Ecofisiologia de videiras Cabernet Sauvignon em sistema de cultivo protegido. / Ecophysiology of grapevine CV. Cabernet Sauvignon under overhead plastic covering.
A Serra Gaúcha é uma região que apresenta tradição no cultivo da videira no Brasil. Todavia, possui elevado índice pluviométrico e alta umidade relativa do ar, principalmente na época de colheita, exigindo um rigoroso controle fitossanitário, o que eleva o custo de produção. Em muitos anos as safras são antecipadas, com o intuito de evitar perdas
Publicado em: 2007
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34. A logística reversa de resíduos sólidos em Ituiutaba: do diagnóstico à elaboração de um modelo pró-ativo
This work presents a case study, containing the diagnosis of reverse logistics of the solid wastes existing in Ituiutaba (MG). It includes the main residues, who are the biggest collectors and buyers and which is the way taken by the residues. It still presents, a pro-active model for its environmental management. Model this, that induces the capacity to thi
Publicado em: 2007
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35. A logÃstica reversa de resÃduos sÃlidos em Ituiutaba: do diagnÃstico à elaboraÃÃo de um modelo prÃ-ativo
This work presents a case study, containing the diagnosis of reverse logistics of the solid wastes existing in Ituiutaba (MG). It includes the main residues, who are the biggest collectors and buyers and which is the way taken by the residues. It still presents, a pro-active model for its environmental management. Model this, that induces the capacity to thi
Publicado em: 2007
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36. Anatomia foliar de espécies de Flacourtiaceae (Sleumer 1980) / Foliar anatomy from species of Flacourtiaceae (Sleumer 1980)
There is no agreement regarding the taxonomic organization of the Flacourtiaceae and the theme is not emphasized in the literature, since there is a lack of taxonomic studies on this family. Several authors point out the close relationship between the families Flacourtiaceae and Salicaceae. Numerous families of plants have members with medicinal uses, standi
Publicado em: 2007