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Navegação Coffee Science - v.14, n.2, 2019 por título

Navegação Coffee Science - v.14, n.2, 2019 por título

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  • Adaptability and stability of Coffea arabica lines in the Western Amazon
    Souza, Carolina Augusto de; Teixeira, Alexsandro Lara; Torres, Josemar Dávila; Silva, Camila Andrade; Espindula, Marcelo Curitiba; Rocha, Rodrigo Barros (Editora UFLA, 2019-04)
    Growing Coffea arabica in regions of the Western Amazon is limited by early maturation and by its limited adaptation to regions of low altitude and high temperature. The aim in this study was to quantify the genotype × ...
  • Biological control: isolated and in mixtures and genetic control of Meloidogyne exigua in coffee
    Tolardo, Alex Lavado; Alves, Gleina Costa Silva; Silva, Gustavo Ferreira da; Pereira, Wellington José; Silva, Débora Zacarias da; Silva, Samuel Afonso Sampaio (Editora UFLA, 2019-04)
    Meloidogyne exigua is one of the most found species of nematodes in coffee plantations in the Brazilian Cerrado. Thus, the objective of the present study was to evaluate the efficiency of biological agents on two coffee ...
  • Chemical control strategies of Commelina benghalensis in coffee crop
    Silva, Paulo Vinicius da; Barbosa, Gustavo César; Ferrari, Andréa; Tronquini, Sergio Mateus; Monquero, Patrícia Andrea (Editora UFLA, 2019-04)
    The present study aims to evaluate the control of C. benghalensis by herbicides applied in post-emergence and in pre-emergence sequentially in the infesting weed in the coffee crop. Two field experiments were carried out ...
  • Coffee land cover changes analyses: a study case in São Paulo state
    Coltri, Priscila Pereira; Lima, Paulo Renato; Vicente, Andrea Koga-; Gonçalves, Renata Ribeiro do Valle (Editora UFLA, 2019-04)
    In this research, we combine data analyses with hotspots method to identify the spatio-temporal trend of São Paulo’s coffee cultivation area. Our hypothesis is that coffee cultivation area has been changing significantly ...
  • Economic viability of arabica coffee in the state of Espírito Santo considering manual and semi-mechanized harvest
    Galeano, Edileuza Vital; Krohling, Cesar Abel (Editora UFLA, 2019-04)
    Recent studies have shown that coffee production costs have been rising above inflation and that the activity has become less attractive to producers. One of the ways to try reducing costs is through the mechanization of ...
  • Endocarp analysis of a traditional variety of colombian coffee
    Muñoz, Milton; Roa, Manuel; Correa, Rodrigo (Editora UFLA, 2019-04)
    This article presents the main results of thermal analytical and drying tests applied to the endocarp of coffee bean samples, in order to analyze their influence on the coffee dehydration process. An infrared analysis, as ...
  • Fuzzy logic in the spatial and temporal distribution in the quality of the beverage in conilon coffee
    Fonseca, Abel Souza da; Lima, Julião Soares de Souza; Silva, Samuel de Assis; Dardengo, Maria Christina Junger Delôgo; Xavier, Alexandre Candido (Editora UFLA, 2019-04)
    The objective in this study was to evaluate the spatial and temporal variability of the beverage quality by applying the fuzzy classification in the final global sensory analysis, for Coffea canephora Pierre ex A. Froehner, ...
  • Growth and physiological response of coffee seedlings ruela, treated with fungicides
    Ruela, Viviane Maria; Silva, Adriano Bortolotti da; Veiga, André Delly; Souza, Thiago Corrêa de; Marques, Daniele Maria; Costa, Carlos Emanuel de Melo; Rezende, Tiago Teruel (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 ...
  • Management of coffee leaf miner: spray volume, efficacy of cartap hydrochloride and impact on parasitism
    Melo, Thiago Lima; Raetano, Carlos Gilberto; Nery, Moizés Silva; Cardoso, Adriana Dias; Moreira, Aldenise Alves; Leite, Suzany Aguiar; Jesus, Thamires Francisca de; Silva, Wesley Gil Oliveira; Castellani, Maria Aparecida (Editora UFLA, 2019-04)
    The leaf miner is a key pest of coffee and the use of insecticides for its control results in high water consumption. The objective in this study was to evaluate the quali-quantitative aspects of reduced spray volumes with ...
  • Morphoagronomic and sensory performance of coffee cultivars in initial stage of development in cerrado mineiro
    Pereira, Dyanna Rangel; Aguiar, João Augusto Rodrigues de; Nadaleti, Denis Henrique Silva; Fassio, Larissa de Oliveira; Carvalho, João Paulo Felicori; Carvalho, Samuel Pereira de; Carvalho, Gladyston Rodrigues (Editora UFLA, 2019-04)
    Quality, in a condition of typical cultivation of the Cerrado. The trial was carried out in the municipality of Monte Carmelo - MG, in randomized block design, with four replicates. Morphoagronomic characteristics were ...
  • Occupational exposure to localized vibrations using portable mechanical brush cutter in coffee crop
    Oliveira Júnior, Geraldo Gomes de; Silva, Adriano Bortolotti da; Cunha, Irlon de Ângelo da; Aparecido, Lucas Eduardo de Oliveira; Sabino, Paulo Henrique de Siqueira (Editora UFLA, 2019-04)
    The use of portable brush cutter may expose workers to localized vibrations, from the transfer of mechanical vibration of the tool to the operator’s hands and arms. With this in mind, the objective in this study was to ...
  • Review article the occurrence of cafestol and kahweol diterpenes in different coffee brews
    Novaes, Fábio Junior Moreira; Bayan, Fernanda Calvente; Aquino Neto, Francisco Radler de; Rezende, Claudia Moraes (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 ...
  • Selection of coffee progênies for resistance to leaf rust and favorable agronomic traits
    Dias, Rafael Almeida; Ribeiro, Marcelo Resende; Carvalho, Alex Mendonça de; Botelho, Cesar Elias; Mendes, Antonio Nazareno Guimarães; Ferreira, André Dominghetti; Fernandes, Fernando Costa (Editora UFLA, 2019-04)
    The objective of this study was to select coffee progenies with better assessment that can result in coffee rust resistant cultivars and better agronomic characteristics than the traditional ones. The essay was performed ...
  • Shading effect on coffee tree in formation stage
    Franco Junior, Kleso Silva; Florentino, Ligiane Aparecida (Editora UFLA, 2019-04)
    According to the Intergovernmental Panel on Climate Change, global warming is expected with temperature rise and changes in the rainfall in tropical regions, including soil warming, which may lead losses to perennial plants. ...
  • Short communications economic analysis of a productive unit of family-based organic coffee
    Menegueli, Hélio Orlando; Ferrari, Jéferson Luiz; Siqueira, Haloysio Mechelli de; Batista, Ringo Souza (Editora UFLA, 2019-04)
    The objective of this study was to analyze the economic analysis of a family-based organic coffee production unit, called Rossmann Grange, located in the municipality of Santa Maria de Jetibá/ES, Brazil, certified organic ...

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