Periódicos: Recent submissions

  • Coffee waste as an eco-friendly and low-cost alternative for biochar production impacts on sandy soil chemical attributes and microbial gene abundance
    Silva, Cintia Caroline Gouveia da; Medeiros, Erika Valente de; Fracetto, Giselle Gomes Monteiro; Fracetto, Felipe José Cury; Martins Filho, Argemiro Pereira; Lima, José Romualdo de Sousa; Duda, Gustavo Pereira; Costa, Diogo Paes da; Lira Junior, Mário Andrade (Instituto Agronômico (IAC), 2021)
    Biochar is a material produced by the pyrolysis of agro-industrial waste, which has become one of the most promising management tools to improve soil quality. The aim was to determine the effects of incorporating biochar ...
  • Factors influencing the performance of phosphites on the control of coffee leaf rust
    Honorato Júnior, Jaime; Debona, Daniel; Zambolim, Laércio; Rodrigues, Fabrício Ávila (Instituto Agronômico (IAC), 2021)
    This study investigated the effect of different phosphites on the control of coffee leaf rust (CLR) caused by Hemileia vastatrix, considered the major disease affecting coffee yield worldwide. Three-month-old coffee plants ...
  • High rates of agricultural gypsum affect the arbuscular mycorrhiza fungal community and coffee yield
    Cogo, Franciane Diniz; Saggin Júnior, Orivaldo José; Guimarães, Paulo Tácito Gontijo; Siqueira, José Oswaldo; Carneiro, Marco Aurélio Carbone (Instituto Agronômico (IAC), 2020)
    High rates of agricultural gypsum, above the recommended levels, have been used on a regular basis to deepen plant roots and to alleviate recurrent water stress in Cerrado areas. However, very little is known about the ...
  • Relationship between meiotic instability and fertility in F2 generation Arabusta coffee plants
    Granato, Laís Moreira; Ramos, Luis Carlos da Silva; Pinto-Maglio, Cecília Alzira Ferreira (Instituto Agronômico (IAC), 2019)
    Parental plants, an F1 interspecific hybrid and the F2 generation from Arabusta coffee plants were investigated for meiotic behavior and viability of pollen to understand part of their reproductive biology that affects ...
  • Characterization and use efficiency of sparingly soluble fertilizer of boron and zinc for foliar application in coffee plants
    Macedo, Luiza Oliveira; Mattos-Jr, Dirceu; Jacobassi, Rodrigo Candido; Petená, Guilherme; Quaggio, José Antonio; Boaretto, Rodrigo Marcelli (Instituto Agronômico (IAC), 2021)
    Deficiencies of boron and zinc occur in coffee plantations despite the many fertilizer sources offered by the industry for the agriculture. Sparingly soluble fertilizers (SSF) have been used in several countries for many ...
  • Use of Coffee Capsules as Support Material in Upflow Anaerobic Fixed Bed Reactors
    Souza, Gabriela Rezende de; Oliveira, Luiz Fernando Coutinho de; Bello, Italoema Pinheiro; Siniscalchi, Luciene Alves Batista; Fia, Ronaldo; Gandia, Rômulo Marçal (Instituto de Tecnologia do Paraná - Tecpar, 2019)
    The aim of this work is to evaluate the performance of upflow anaerobic fixed bed reactors filled with espresso coffee capsules to treat sanitary sewage. Three reactors (R1, R2 and R3) were constructed in blue PVC pipes ...
  • Enzyme Production by Induratia spp. Isolated from Coffee Plants in Brazil
    Monteiro, Mônica Cristina Pereira; Tavares, Dérica Gonçalves; Nery, Eduardo Mateus; Queiroz, Marisa Vieira de; Pereira, Olinto Liparini; Cardoso, Patrícia Gomes (Instituto de Tecnologia do Paraná - Tecpar, 2020)
    Endophytic fungi belonging to the genus Muscodor now transferred to Induratia are known producers of bioactive volatile organic compounds (VOCs) with many industrial applications. However, the members of this genus have ...
  • Influence of Silver Nitrate on Somatic Embryogenesis Induction in Arabica Coffee (Coffea arabica L.)
    Rojas-Lorz, Laura; Arrieta-Espinoza, Griselda; Valdez-Melara, Marta; Pereira, Luiz Filipe Protasio; Gatica-Arias, Andrés (Instituto de Tecnologia do Paraná - Tecpar, 2019)
    The influence of silver nitrate (AgNO3), benzyladenine (BAP), and indole-3-acetic acid (IAA) on low frequency somatic embryogenesis (LFSE) induction in Caturra and Catuaí arabica coffee was evaluated. For the Caturra ...
  • Characterization of Roasted Coffea arabica Species by the Relationship Between Caffeine and Diterpenes Contents
    Zanin, Rodolfo Campos; Kitzberger, Cíntia Sorane Good; Benassi, Marta de Toledo (Instituto de Tecnologia do Paraná - Tecpar, 2020)
    Commercial roasted and ground coffees are usually blends of Coffea arabica and Coffea canephora. Considering the differences in price and sensory characteristics between these two species, the identification of the presence ...
  • Selection and genetic parameters for interpopulation hybrids between kouilou and robusta coffee
    Carvalho, Humberto Fanelli; Silva, Felipe Lopes da; Resende, Marcos Deon Vilela de; Bhering, Leonardo Lopes (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 ...
  • Statistical procedure for the composition of a sensory panel of blends of coffee with different qualities using the distribution of the extremes of the highest scores
    Cirillo, Marcelo Ângelo; Ramos, Mariana Figueira; Borém, Flávio Meira; Miranda, Felipe Mesquita de; Ribeiro, Diego Egídio; Menezes, Fortunato Silva de (Editora da Universidade Estadual de Maringá - EDUEM, 2019)
    The identification and interpretation of discrepant observations in sensory experiments are difficult to implement since the external effects are associated with the individual consumer. This fact becomes more relevant in ...
  • Plot size for evaluation of Arabica coffee yield
    Moraes, Bráulio Fabiano Xavier de; Toledo, Fernando Henrique Ribeiro Barroso; Dias, Kaio Olímpio das Graças; Andrade, Vinícius Teixeira; Ferreira, Daniel Furtado; Gonçalves, Flávia Maria Avelar (Editora da Universidade Estadual de Maringá - EDUEM, 2019)
    In most cases, in genetic breeding of Arabica coffee, plot size is defined in an empirical manner. It is often based only on the experience of the breeders and the availability of resources, potentially leading to a reduction ...
  • Leaf area index and radiation extinction coefficient of a coffee canopy under variable drip irrigation levels
    Costa, Jéfferson de Oliveira; Coelho, Rubens Duarte; Barros, Timóteo Herculino da Silva; Fraga Junior, Eusímio Felisbino; Fernandes, André Luís Teixeira (Editora da Universidade Estadual de Maringá - EDUEM, 2019)
    The leaf area index (LAI) is relevant in studies of phenomena at different scales, such as for the leaf to canopy scale and the calculation of the extinction coefficient of photosynthetically active radiation (kPAR), ...
  • Beverage quality of Coffea canephora genotypes in the western Amazon, Brazil
    Morais, Johnnescley Anes de; Rocha, Rodrigo Barros; Alves, Enrique Anastácio; Espindula, Marcelo Curitiba; Teixeira, Alexsandro Lara; Souza, Carolina Augusto de (Editora da Universidade Estadual de Maringá - EDUEM, 2021)
    This study aimed to evaluate the beverage quality of Coffea canephora genotypes in different environments of the western Amazon to assist plant selection and new cultivar development. To analyze beverage quality, samples ...
  • Trait selection using procrustes analysis for the study of genetic diversity in Conilon coffee
    Pontes, Daiana Salles; Rosado, Renato Domiciano Silva; Cruz, Cosme Damião; Nascimento, Moysés; Oliveira, Ana Maria Cruz; Pensky, Scott Michael (Editora da Universidade Estadual de Maringá - EDUEM, 2020)
    Trait selection is occasionally necessary to save money and time, as well as accelerate breeding program processes. This study aimed to propose two criteria to select traits based on a Procrustes analysis that are poorly ...
  • Concentration and accumulation of micronutrients in robust coffee
    Dubberstein, Danielly; Partelli, Fabio Luiz; Espindula, Marcelo Curitiba; Dias, Jairo Rafael Machado (Editora da Universidade Estadual de Maringá - EDUEM, 2019)
    Knowledge on the dynamics of micronutrients in coffee tree assists nutritional diagnosis and fertilization management. Therefore, the objective of this study was to evaluate the concentration and accumulation of micronutrients ...
  • Canopy volume and application rate interaction on spray deposition for different phenological stages of coffee crop
    Alves, Thales Cassemiro; Cunha, João Paulo Arantes Rodrigues da; Alves, Guilherme Sousa; Silva, Sérgio Macedo; Lemes, Ernane Miranda (Editora UFLA, 2020)
    Coffee plants (Coffea arabica L.) present dense foliage that obstruct the entering of pesticides inside the plant canopy uniformly. Adjust the application rate concerning the plant canopy volume can be a way to make the ...
  • 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 ...
  • Insecticide application rate in coffee crop: qualitative and quantitative aspects and efficacy of leaf miner control
    Melo, Thiago Lima; Raetano, Carlos Gilberto; Cardoso, Adriana Dias; Moreira, Aldenise Alves; Leite, Suzany Aguiar; Castellani, Maria Aparecida (Editora UFLA, 2020)
    Leaf miner is a key coffee crop pest in Central and South America countries, especially in Brazil, where the insect causes considerable production losses. In the management of this insect pest, insecticide applications at ...
  • Coffee crop science metric: a review
    Pabon, Carlos David Rodriguez; Sánchez-Benitez, Juliana; Ruiz-Rosero, Juan; Ramirez-Gonzalez, Gustavo (Editora UFLA, 2020)
    Coffee is one of the leading worldwide drinks; therefore, it represents highly valued trade. However, coffee is a complex food from sowing to harvesting, processing, packaging, selling and consuming, although coffee is ...

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