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Navegação Coffee Science_v.15, 2020 por título

Navegação Coffee Science_v.15, 2020 por título

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  • Optimization of robusta green coffee fermentation using response surface methodology
    Narko, Tedjo; Wibowo, Marlia Singgih; Damayanti, Sophi; Wibowo, Indra; Hadiyat, Mochammad Arbi (Editora UFLA, 2020)
    Kombucha coffee is a fermented coffee bean, which is extracted using a combination of bacteria and yeast. Kombucha coffee can be obtained by optimizing the three variables, namely sugar concentration, incubation temperature ...
  • 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 ...
  • 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 ...
  • Physiological responses of Coffea arabica cultivars in association with arbuscular mycorrhizal fungi
    Cruz, Rafaele de Sousa; Araújo, Fausto Henrique Vieira; França, André Cabral; Sardinha, Levy Tadin; Machado, Caroline Maira Miranda (Editora UFLA, 2020)
    The inoculation of coffee plants with arbuscular mycorrhizal fungi (AMF) may influence some of its physiological parameters, promoting benefits in the growth of newly planted coffee. The objective of this work was to ...
  • Phytotoxicity and leaf anatomy of young coffee plants subjected to herbicides exclusively and in associations
    Rodrigues, Rafael Jorge Almeida; Gonçalves, Adenilson Henrique; Menicucci Netto, Pedro; Carneiro, Arthur Henrique Cruvinel; Castanheira, Dalyse Toledo; Guimarães, Rubens José; Carvalho, Gladyston Rodrigues (Editora UFLA, 2020)
    The lack of work force and the damage that weeds can cause to coffee plants are the causes of the growing demand for selective herbicides to be used in coffee farming. Thus, the objective of this study was to evaluate the ...
  • Propagation of coffee conilon “Vitória” in conventional and alternative substrates
    Berilli, Sávio da Silva; Salles, Rodrigo Amaro de; Sales, Ramon Amaro de; Zooca, Alan Alvino Falcão; Ribeiro, Helder Rodrigues; Berilli, Ana Paula Candido Gabriel; Costa, Taiara Souza; Mendes, Tiago Pacheco; Quartezani, Waylson Zancanella (Editora UFLA, 2020)
    The sustainable production of inputs or products, either agricultural or industrial, has become an international concern in the last years. Thus, one of the biggest challenges today is to combine production with sustainability. ...
  • Quality assessment of coffee beans through computer vision and machine learning algorithms
    Santos, Fernando Ferreira Lima dos; Rosas, Jorge Tadeu Fim; Martins, Rodrigo Nogueira; Araújo, Guilherme de Moura; Viana, Lucas de Arruda; Gonçalves, Juliano de Paula (Editora UFLA, 2020)
    The increasing market interest in coffee beverage, lead coffee growers around the world to adopt more efficient methods to select the best-quality coffee beans. Currently, coffee beans selection is carried out either ...
  • Quality of Coffea canephora beverage as a function of genotype, processing method and grain size
    Lima, Julião Soares de Souza; Silva, Samuel de Assis; Fonseca, Abel Souza da; Pajehu, Levi Fraga (Editora UFLA, 2020)
    After harvesting, the coffee beans tend to lose quality during fruit processing and grain storage, thus affecting the quality of the obtained beverage. The objective of this research was to evaluate the quality of the ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Screening for phosphate-solubilizing fungi from colombian andisols cultivated with coffee (Coffea arabica L.)
    González-Osorio, Hernán; Botero, Carmenza E. Góngora; Rivera, Rubén Darío Medina; Vega, Nelson Wálter Osorio (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. ...
  • Sensorial profile, content, and antioxidant activity in coffee beverages prepared by direct contact methods
    Ormaza-Zapata, Angela María; Díaz-Arango, Félix Octavio; Rojano, Benjamín Alberto (Editora UFLA, 2020)
    Direct content coffee preparation methods may be used as alternative ways to obtain coffee beverages with varied cup profiles. In this investigation the antioxidant metabolites, antioxidant activity, and cup profiles were ...
  • 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 ...
  • Sensory quality prediction of coffee assessed by physicochemical parameters and Multivariate model
    Domingues, Laricia Oliveira Cardoso; Garcia, Aline de Oliveira; Ferreira, Marcia Miguel Castro; Morgano, Marcelo Antônio (Editora UFLA, 2020)
    Beverages from roasted coffee can be classified according to their sensory quality into Gourmet, Superior, Traditional, and not recommended for supply coffees. However, the sensory evaluation of coffee has been questioned ...
  • Soil attributes and coffee yield in an agroforestry system
    Jácome, Máximo Gerardo Ochoa; Mantovani, José Ricardo; Silva, Adriano Bortolotti da; Rezende, Tiago Teruel; Landgraf, Paulo Roberto Côrrea (Editora UFLA, 2020)
    Coffee growing in an agroforestry system may provide improvements in soil chemical and physical attributes, increase crop yield and diversify production. However, there are few studies on coffee growing intercropped 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 ...
  • 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 ...
  • 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 ...
  • Technical and economic evaluation of different operating modes for mechanized fertilizer application in coffee plantations
    Andrade, Alan Delon; Ferraz, Gabriel Araújo e Silva; Faria, Rafael de Oliveira; Barros, Murilo Machado de; Silva, Fábio Moreira da; Sarri, Daniele; Vieri, Marco (Editora UFLA, 2020)
    The present study aimed to investigate the performance parameters and related costs of a machinery set composed of a tractor and a machine for fertilizers and soil correctives application, working in a coffee yard. It was ...

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