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Navegação Periódicos por título
Itens para a visualização no momento 2294-2313 of 2746
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(Universidade Federal de Lavras, 2005-04)A despeito das diversas vantagens de exportar café torrado e moído ao invés de café verde, como ganhos de valor e de empregos, existem muitas limitações aos esforços privados nesse sentido. Tentativas efetivas têm sido ... -
(Editora UFLA, 2019-04)Coffee is the second most consumed brew in the world, after water. Cafestol and kahweol are two diterpenes that have been identified, until now, exclusively in the coffee tree. They are co-extracted from the coffee beans ...
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(Editora UFLA, 2020)Coffee is one of the most consumed beverages in the world. Studies on coffee quality are important, because the occurrence of defective grains can affect its microbiological and sensory quality. The insect Hypothenemus ...
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(Departamento de Economia, Faculdade de Economia, Administração e Contabilidade da Universidade de São Paulo (FEA-USP), 2015)O objetivo do artigo é comparar as formas de riqueza e de financiamento das economias açucareira e cafeeira em Campinas, Província de São Paulo, em dois momentos – de fins do século XVIII a 1850 e de 1850 a 1870. A família ...
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(Universidade Federal de Lavras, 1999-01)O retorno do agronegócio do café é influenciado pela volatilidade das mudanças de preço durante o processo de comercialização. O objetivo deste trabalho foi avaliar se os agentes de comercialização em Minas Gerais podem ...
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(Sociedade Brasileira de Economia e Sociologia Rural, 2010)O objetivo deste trabalho foi analisar, comparativamente, o desempenho dos produtores de café do Cerrado mineiro e do sudoeste do estado, de acordo com o retorno obtido e o nível de risco. Dadas as opções estratégicas ...
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(Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2008-02)The objective of this work was to assess the potential impact of climate change on the spatial distribution of coffee nematodes (races of Meloidogyne incognita) and leaf miner (Leucoptera coffeella), using a Geographic ...
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(Departamento de Engenharia Agrícola - UFCG, 2012-04)A study was conducted in Manhuaçu city, Minas Gerais, aiming to study the effects of pesticides used in coffee crops on surface and ground waters. Manhuaçu is located in an important Brazilian region of agricultural ...
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(ABM, ABC, ABPol, 2016)The behavior of roasted coffee extract and its isolated high molecular weight fraction have been investigated as carbon steel corrosion inhibitors in HCl solution by weight loss measurements, potentiodynamic polarization ...
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(Editora UFLA, 2020)The production of Coffea arabica L. clone seedlings through the somatic embryogenesis technique is one of the alternatives of greatest demand for coffee producers. However, clones can face difficulties related to acclimatization ...
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(Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2014-05)The objective of this work was to evaluate the root system distribution and the yield of 'Conilon' coffee (Coffea canephora) propagated by seeds or cuttings. The experiment was carried out with 2x1 m spacing, in an Oxisol ...
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(Editora UFLA, 2018-04)Understanding the mechanisms of plant-parasitic nematodes (PPN) dispersion is vital to improve control strategies aiming to restrict dissemination of these plant parasites. In the present work, we evaluated the presence ...
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(Editora UFLA, 2020)In the rooting process of Arabica coffee cuttings, plant hormones are used for inducing root formation. However, synthetic molecules cannot be used to form organic seedlings. The objective of this work was to evaluate the ...
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(Instituto de Tecnologia do Paraná - Tecpar, 2013-01)The objective of the study was to evaluate the resistance to rust in coffee cultivars developed by research institutes of Brazil in Paraná state. Resistance to the local leaf rust races was assessed in high disease intensity ...
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(Associação Nacional de Pós-Graduação e Pesquisa em Administração, 1997)Os Sistemas de Informação Gerenciais (SIG) utilizados nas cooperativas de café normalmente controlam apenas as quantidades estocadas por tipo de café, não controlando seus custos. Consideram como custo a média dos preços ...
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(Departamento de Engenharia Agrícola - UFCG, 2014-12)O balanço de radiação da copa das árvores (Rnc) é uma das principais variáveis de interesse em estudos hídricos e de crescimento de culturas de espécies lenhosas, mas sua determinação direta é tarefa difícil e limitada a ...
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(Associação Brasileira de Engenharia Agrícola, 2018-09)The elaboration of maps to characterize the spatial variability of soil attributes assists in the strategic planning and decision making of agricultural managers. Precision and accuracy of maps are related to the ideal ...
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(Sociedade Brasileira de Ciência do Solo, 2017)Establishing the number of samples required to determine values of soil physical properties ultimately results in optimization of labor and allows better representation of such attributes. The objective of this study was ...
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(Sociedade Brasileira de Química, 2017)The extraction of kahweol and cafestol involves saponification reaction. This step is important for the efficiency of the extraction as the diterpenes are susceptible to structural changes during hydrolysis. The ...
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(Editora UFLA, 2018-07)Halo blight caused by Pseudomonas syringae pv. garcae is a limiting disease in coffee production. There are few efficient commercial products on the market to control this disease, and therefore, the prospection of different ...
Itens para a visualização no momento 2294-2313 of 2746
