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Navegação Periódicos por título
Itens para a visualização no momento 2314-2333 of 2746
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(Editora UFLA, 2017-07)O método da saturação por bases, utilizado para determinação da necessidade de calagem (NC), pode gerar doses inadequadas, uma vez que a saturação por bases esperada (Ve) é fixa, independentemente do tipo de solo. O objetivo ... -
(Academia Brasileira de Ciências, 2017)Coffee is one of the most important Brazilian agricultural commodities exported, and Minas Gerais and Espírito Santo States are the main coffee producers. Scale insects are important coffee pests, and 73 species of ...
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(Editora UFLA, 2013-04)The objective of the present work was to evaluate changes in the structure of coffee beans processed and dried in different ways. The experiment was conducted with two types of processing: dry and wet, and four drying ...
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(Editora UFLA, 2020)Phosphate (P) bioavailability is severely constrained in volcanic ash soils due to its high fixation rate. To overcome this problem the use of P-solubilizing fungi (PSF) has been proposed gaining recently great attention. ...
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(Editora UFLA, 2014-04)The objective of this study was to describe the seasonal change of precompression stress behavior in coffee plantations in the sub-humid tropic zone of Brazil as affected by agriculture traffic associated with the time ...
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(Instituto Agronômico (IAC), 1955-11)O presente trabalho diz respeito a estudos realizados com o objetivo de observar a influência da luz solar sôbre a capacidade germinativa da semente despolpada de café e verificar, portanto, a possibilidade de se efetuar ...
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(Departamento de Engenharia Agrícola - UFCG, 2008-07)Se implementó en lenguaje de programación Microsoft Visual Basic 6.0, dos programas de simulación matemática para el secado de café pergamino, tomando como base los modelos de Thompson y de la Universidad del Estado de ...
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(Departamento de Engenharia Agrícola - UFCG, 2008-07)Una vez validados los modelos de simulación matemática para el secado de café pergamino (Modelos de Thompson y MSU) para los diferentes secadores existentes en Colombia, se procedió a implementar en lenguaje de programación ...
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(Associação Brasileira de Tecnologia de Sementes, 2007-07-02)Para analisar o uso do hipoclorito de sódio na degradação do pergaminho, como alternativa à remoção manual, bem como verificar seu efeito sobre a germinação das sementes, foram utilizadas sementes de café arábica da variedade ...
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(Sociedade Brasileira de Ciência e Tecnologia de Alimentos, 2003-09)Este trabalho objetivou estudar a viabilidade de produzir café cereja descascado seco pela aplicação de microondas para assistir a secagem convencional a ar quente, a fim de reduzir o tempo de processo, com o aumento do ...
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(Departamento de Engenharia Agrícola - UFCG, 2006-05)Objetivou-se avaliar um sistema de secagem de café, com meia-seca em leito fixo e complementação da secagem em secador de lotes, intermitente, de fluxos concorrentes, em um experimento instalado na Área de Pré-processamento ...
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(Sociedade Brasileira da Ciência das Plantas Daninhas, 2008-10)This study aimed to study the composition and dynamics of seed bank from soil of coffee plantations associated with grevilea trees in the experimental fields of the Southwest Bahia State University, on Vitória da Conquista ...
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(Editora UFLA, 2021-11-22)The development of modified hydroponic cultivation has aroused interest and its use has enabled advantages in several crops, but studies for coffee are still scarce. Thus, the objective of this research was to evaluate ...
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(Universidad Nacional de Colombia, 2014)Coffee is a very important crop for the world economy. The commercial coffee production is based on two species, Coffea arabica L. (70%) and C. canephora Pierre (30%). C. arabica is the only allotetraploid (2n=4x=44) ...
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(Instituto Agronômico (IAC), 2019)Selection of hybrid coffee plants coming from crosses between divergent populations is particularly relevant for the success of breeding programs. This study aimed to outline the best selection strategy in a hybrid population ...
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(Instituto de Tecnologia do Paraná - Tecpar, 2007-07)The aim of this study was to identify plants of the IAPAR-59 and Tupi IAC 1669-33 coffee cultivars with less defeated resistance genes by the rust races present at IAPAR (Londrina, Paraná State, Brazil) using test-crosses. ...
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(Crop Breeding and Applied Biotechnology, 2005)This research was carried out to estimate the variability and genetic parameters for the development of cultivars more frost resistant in Coffea arabica progenies, carrying C. liberica var. dewevrei genes. There is genetic ...
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(Sociedade Brasileira de Plantas Medicinais, 2013-08-23)Aiming to contribute to the development of alternative control methods of the coffee leaf miner, Leucoptera coffeella (Guérin-Mèneville & Perrottet, 1842) (Lepidoptera: Lyonetiidae), a search for plants able to produce ...
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(Crop Breeding and Applied Biotechnology, 2014-06)The aim of this study was to select high-yielding coffee progenies with resistance to coffee leaf rust for the State of Paraná (Brazil). Field experiments in a randomized block design were carried out in Itaguajé and ...
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(Universidade Federal de Santa Maria, 2015-07)Due to high temperatures, practically all coffee farms in the state of Rondonia are of the C. canephora species. Thus, importing arabica coffee from other states becomes necessary for composition of blends, as well as for ...
Itens para a visualização no momento 2314-2333 of 2746
