Periódicos: Recent submissions

  • Spatial dynamics of coffee production in the state of Parana, Brazil
    Ribeiro, Marina Ronchesel; Ponce, Talita Pijus; Telles, Tiago Santos (Editora UFLA, 2020)
    Coffee is a commodity of great economic importance for Brazil and for the state of Paraná. In the 1960s and 1970s, Paraná was responsible for half of coffee production in Brazil. However, after 1975, with the occurrence ...
  • Resistance of new Coffea canephora clones to root-knot nematode (Meloidogyne incognita) in the western amazon
    Rudnick, Vaneide Araújo de Sousa; Vieira Junior, José Roberto; Fernandes, Cleberson de Freitas; Rocha, Rodrigo Barros; Teixeira, Alexsandro Lara; Ramalho, André Rostand; Espindula, Marcelo Curitiba; Santos, Anderson Vieira; Anjos, Elize Francisca Mendes dos; Uchôa, Francisco Paiva (Editora UFLA, 2020)
    Root-knot disease is among the main diseases affecting coffee crop. The plant selection to the development new resistant cultivars is among one the most efficient methods of control. The present work aimed to quantify the ...
  • Beverage quality of most cultivated Coffea canephora clones in the Western Amazon
    Dalazen, Janderson Rodrigues; Rocha, Rodrigo Barros; Pereira, Lucas Louzada; Alves, Enrique Anastácio; Espindula, Marcelo Curitiba; Souza, Carolina Augusto de (Editora UFLA, 2020)
    Most of the Western Amazon coffee production is made from growing unregistered clones, selected by the coffee growers themselves. The aim of this study is to evaluate the sensory profile and genetic diversity of the most ...
  • Physicochemical, microbiological, and sensory analysis of fermented coffee from Sierra Nevada of Santa Marta, Colombia
    Cruz-O’Byrne, Rosmery; Piraneque-Gambasica, Nelson; Aguirre-Forero, Sonia (Editora UFLA, 2020)
    The evaluation of the physicochemical (pH, degrees Brix, and temperature), microbiological (fungi, yeasts, and bacteria), and sensory characteristics (sensory attributes, score, and quality classification) of coffee wet ...
  • Unsupervised classification of specialty coffees in homogeneous sensory attributes through machine learning
    Ossani, Paulo César; Rossoni, Diogo Francisco; Cirillo, Marcelo Ângelo; Borém, Flávio Meira (Editora UFLA, 2020)
    Brazil is the largest exporter of coffee beans, 29% world exports, 15% this volume in specialty coffees. Thereby researches are done, so that identify different segments in the market, in order to direct the end consumer ...
  • Effect of the impact of rigid rods on coffee fruit detachment efficiency by mechanical vibrations
    Gomes, Ely Queiroz; Santos, Fabio Lúcio; Nascimento, Moysés; Velloso, Nara Silveira (Editora UFLA, 2020)
    The mechanization of field activities has been the response of coffee producers to the labor shortage, especially for fruit harvesting. The use of mechanical harvesters allows greater harvesting efficiency and ensures the ...
  • Sensory Q-Grader evaluation of fermented arabica coffees by yeast (Saccharomyces cerevisiae) and lactic bacteria (Pediococcus acidilactici) cultures
    Rodrigues, Sandy Dias; Coelho, Vinicius Serafim; Freitas, Valdeir Viana; Brioschi, Alessandra; Brioschi Júnior, Dério; Guarçoni, Rogério Carvalho; Pereira, Lucas Louzada; Eller, Monique Renon; Cardoso, Wilton Soares (Editora UFLA, 2020)
    The objective of this study was to evaluate sensorially, by professional Q-Grader, the beverage coffee from fermentation natural and fermentation with the use of yeasts and lactic acid bacteria as starter cultures in wet ...
  • Review Coffee berry borer (Coleoptera: Curculionidae): An opening for fungi and toxins?
    Rezende, Josiane Bueno de; Taniwaki, Marta Hiromi (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 ...
  • Using unmanned aerial vehicle and machine learning algorithm to monitor leaf nitrogen in coffee
    Parreiras, Taya Cristo; Lense, Guilherme Henrique Expedito; Moreira, Rodrigo Santos; Santana, Derielsen Brandão; Mincato, Ronaldo Luiz (Editora UFLA, 2020)
    Nitrogen is an essential element for coffee production. However, when fertilization do not consider the spatial variability of the agricultural parameters, it can generate economic losses, and environmental impacts. Thus, ...
  • Physical and mechanical properties of the wood of coffee trunks and branches
    Velloso, Nara Silveira; Magalhães, Ricardo Rodrigues; Santos, Fábio Lúcio; Nunes, Márcio Felipe Pinheiro Neri; Vicentini, Bruno (Editora UFLA, 2020)
    Knowledge of the physical and mechanical properties of coffee plants is essential to the development of mechanisms that perform the harvesting of their fruits by the principle of mechanical vibrations; however, these ...
  • Association of Heterorhabditis amazonensis and Beauveria bassiana aiming the control of Hypothenemus hampei
    Moreira, Igor Bitencourt Lima; Andaló, Vanessa; Assis, Gleice Aparecida de; Faria, Lucas Silva de; Carvalho, Fabio Janoni; Zampiroli, Renan (Editora UFLA, 2020)
    Among the main problems for coffee production, it is possible to mention the occurrence of coffee borer, Hypothenemus hampei. In order to seek alternatives to control the pest, the proposed objective was to evaluate the ...
  • Spatial correlation between the chlorophyll index and foliar npk levels in coffee crop
    Zanella, Marco Antonio; Rodrigues Junior, Francelino Augusto; Sousa, Emanoel Di Tarso dos Santos; Martins, Rodrigo Nogueira; Calijuri, Maria Lúcia (Editora UFLA, 2020)
    Detection of spatial variability of data that can improve crop management is a key factor for precision agriculture. In agriculture, there is a need for tools to assist farmers in decision-making about proper nutrient ...
  • Implications of the cut type and apex length of stem cuttings used for the production of plantlets of Conilon coffee
    Verdin Filho, Abraão Carlos; Freitas, Silvio de Jesus; Comério, Marcone; Volpi, Paulo Sérgio; Colodetti, Tafarel Victor; Rodrigues, Wagner Nunes; Fonseca, Aymbiré Francisco Almeida da; Posse, Sheila Cristina Pruculi; Fontes, Alexandre Gomes; Christo, Bruno Fardim; Vieira, Luciano Junior Dias (Editora UFLA, 2020)
    Producing plantlets of Conilon coffee within the specific recommendations and with a high level of quality is fundamental since it is capable of promoting the initial development of the crops. To identify the best protocol ...
  • In vivo compatibility between Beauveria bassiana (Bals.) Vuillemin and castor oil on Hypothenemus hampei (Ferrari)
    Celestino, Flávio Neves; Pratissoli, Dirceu; Santos Junior, Hugo José Gonçalves dos; Machado, Lorena Contarini (Editora UFLA, 2020)
    The degree of in vivo compatibility between the entomopathogenic fungi Beauveria bassiana (Bals.) Vuillemin (Ascomycota: Hypocreales) and castor oil is important, as the interaction can be additive, synergistic or antagonistic. ...
  • Interaction between mealybugs (Pseudococcidae) and coffee plants
    Santa-Cecília, Lenira Viana Costa; Silva, Kethullyn Henrique (Editora UFLA, 2020)
    Mealybugs, Planococcus citri (Risso) and Planococcus minor (Maskell) (Hemiptera: Pseudococcidae) are able to colonize several plants, such as coffee (Coffea spp.), where may impair their production. Despite attacking many ...
  • Agronomic performance of coffee in response to framework pruning in cycles of the “safra zero”
    Maia, Pedro Lage; Tassone, Guilherme Augusto Teixeira; Nadaleti, Denis Henrique Silva; Botelho, Cesar Elias; Botelho, Deila Magna dos Santos; Moreira, Priscila Carvalho; Carvalho, Gladyston Rodrigues (Editora UFLA, 2020)
    In this paper, we aimed at selecting genotypes of Coffea arabica L. that are responsive to framework pruning, with high productive potential and desirable agricultural features. We evaluated 18 progenies in the F5 generation, ...
  • Rooting biostimulants for Coffea arabica L. cuttings
    Azevedo, Harianna Paula Alves de; Carvalho, Alex Mendonça de; Vidal, Douglas Alves; Santos, Heloisa Oliveira dos; Doria, Joyce (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 ...
  • Evaluation of the effect of Azospirillum brasilense inoculation on arabic coffee seedlings
    Silva, Leonardo Caixeta da; Barbosa, Camila Karen Reis; Franco Junior, Kleso Silva (Editora UFLA, 2020)
    In fabaceae, Azospirilum is used in association with Rhizobium bacteria to promote biological nitrogen fixation, making the plant tolerant to water stress and resulting in better nutrient utilization, obtaining a plant ...
  • Café in small towns: a picture of the weakening social engagement
    Viartasiwi, Nino; Trihartono, Agus (Editora UFLA, 2020)
    Small towns in developing countries are grappling with the evolving global brand and modern coffee shops (cafés) that have driven out the traditional coffee shop. New cafés have also encouraged a global coffee culture with ...
  • Soil chemical attributes in coffee growing with different agronomic techniques
    Voltolini, Giovani Belutti; Silva, Larissa Cocato da; Alecrim, Ademilson de Oliveira; Castanheira, Dalyse Toledo; Resende, Laís Sousa; Rezende, Tiago Teruel; Guimarães, Rubens José (Editora UFLA, 2020)
    The objective was to evaluate the chemical attributes in a coffee growing area, according to different agronomic techniques used and their associations. The experiment was conducted in the field, from January 2016 to October ...

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