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Navegação Periódicos por título
Itens para a visualização no momento 1366-1385 of 2716
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(Sociedade Brasileira de Economia e Sociologia Rural, 2005)Este trabalho analisa o comportamento da base de café arábica, visando ajudar o estabelecimento de estratégias de hedge. Verificou-se que há oportunidades de ganho tanto para hedgers de venda quanto de compra, porém as ... -
(Geografia, Rio Claro, SP, Brasil, 2019-02-05)abordagem sobre gênero no campo perpassa pelas relações de dominação e poder existentes no mundo rural, cujo ambiente tem sido palco de um crescente engajamento político das mulheres nas ̇últimas ...
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(Grupo Paulista de Fitopatologia, 2015)Colletotrichum gloeosporioides no Brasil está associado a um complexo de sintomas na cultura do café. Apesar da observação e da identificação da patogenicidade deste, o patógeno ainda tem sua importância questionada, devido ...
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(Sociedade Brasileira da Ciência das Plantas Daninhas, 2014-10)Mycorrhizal association promotes better survival and nutrition of colonized seedling on field, and consequently, increasing of productivity. However, the weed management can interfere on this association, due to incorrect ...
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(Instituto Agronômico (IAC), 2001-01)O presente trabalho foi realizado com o objetivo de verificar as influências do grau de umidade e da temperatura de armazenamento na manutenção da qualidade de sementes de Coffea arabica L. Sementes com 51%, 41%, 34%, 23%, ...
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(Instituto Agronômico (IAC), 1971-04)Frutos de café Mundo Novo, colhidos verdes, após o benefício, foram analisados quanto aos defeitos comerciais que apresentaram. A classifi- cação foi efetuada independentemente, por três classificadores, com a contagem de ...
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(Sociedade Brasileira de Química, 2009)Direct infusion electrospray ionization mass spectrometry in both the negative ESI(-)-MS and positive ESI(+)-MS ion modes are investigated to differentiate green and roasted Arabica coffees with different stages of ripeness ...
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(Sociedade Brasileira de Ciência do Solo, 2008-09)The use of green manure may contribute to reduce soil erosion and increase the soil organic matter content and N availability in coffee plantations in the Zona da Mata, State of Minas Gerais, in Southeastern Brazil. The ...
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(Sociedade Brasileira da Ciência das Plantas Daninhas, 2007-10)The effects of competition of six weed species on growth, nutrient concentration and nutrient content of coffee plant root system under greenhouse conditions were evaluated. Thirty days after coffee seedling transplantation ...
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(Universidade Federal de Viçosa, 2012-05)In recent years, the application of silicon (Si) in crops, including coffee, has become a common practice. The objective of this study was to assess the silicon uptake by coffee seedlings and its effects on plant growth, ...
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(Universidade Federal do Ceará, 2020)The intrinsic characteristics of the vegetative propagule may influence the rooting speed and shoot growth, as well as the final physiological quality of clonal seedlings of Coffea canephora. The aim of this study was to ...
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(Editora UFLA, 2019-04)Research has shown that, in addition to the fungicidal action already known, strobilurins have positive physiological effects on the yield of some crops. Boscalid has also shown positive effects on plants, applied together ...
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(Universidade Federal de Viçosa, 2012-11)In recent years, several new coffee cultivars recommended for different regions have been released. However, the performance of these varieties in many traditionally producing regions is unknown. Difference of climate and ...
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(Editora da Universidade Estadual de Maringá - EDUEM, 2014-04)The objective of the present study was to evaluate the interference of water excess in soil on the growth of young coffee plants of the Mundo Novo and Catuaí cultivars.Plants were subjected to the following three different ...
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(Editora UFLA, 2020)The growth of coffee plants can be severely affected by competition with other plants, being necessary to the management of these, which can be performed by controls manual, mechanical, biological and chemical methods. ...
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(Departamento de Engenharia Agrícola - UFCG, 2019)The final destination of solid industrial waste is one of the main environmental problems currently facing, due to its potential for contamination. With the evolution of environmental policy and awareness, the proper ...
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(Universidade Federal de Lavras, 2023-04-28)Growth promoting fungi have shown an important role in the development of agricultural crops. Among these fungi, the genus Trichoderma stands out, and the entomopathogenic fungi of the genus Beauveria and Metarhizium have ...
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(Escola Superior de Agricultura "Luiz de Queiroz", 2005-03)In view of the low N concentration in organic fertilizers, it is necessary to use high rates of such fertilizers to attend coffee crop requirements. Hence, N is the most limiting nutrient for organic coffee production. The ...
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(Editora UFLA, 2019-01)Weed control is fundamental in coffee cultivation due to their high interference, competing with the crop for water, light and nutrients. Among the control methods used, chemical control is highlighted, due to its high ...
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(Escola Superior de Agricultura "Luiz de Queiroz", 2007-09)The relationship between growth and fertilizer nitrogen recovery by perenial crops such as coffee is poorly understood and improved understanding of such relations is important for the establishment of rational crop ...
Itens para a visualização no momento 1366-1385 of 2716
