Periódicos: Recent submissions

  • Pérez, Jeanneth; Virgen, Armando; Rojas, Julio Cesar; Rebollar-Téllez, Eduardo Alfonso; Alfredo, Castillo; Infante, Francisco; Mikery, Oscar; Marina, Carlos Felix; Ibáñez-Bernal, Sergio (Instituto Oswaldo Cruz, Ministério da Saúde, 2014-02)
    The composition and seasonal occurrence of sandflies were investigated in coffee agroecosystems in the Soconusco region of Chiapas, Mexico. Insect sampling was performed on three plantations located at different altitudes: ...
  • Souza, Leir de Oliveira; Neiva Júnior, Arnaldo Prata; Tavares, Valdir Botega; Gurgel, Antonio Leandro Chaves; Teixeira, Rafael Monteiro Araújo; Lara, Erika Christina; Fernandes, Patrick Bezerra; Ítavo, Luís Carlos Vinhas (Universidade Federal de Santa Maria, 2023-07-17)
    The research was conducted to test the hypothesis that the inclusion of coffee husk (Coffea sp.) would improve the fermentative characteristics and quality of pearl millet silage (Pennisetumglaucum). Thus, the objective ...
  • Perosa, Bruno Benzaquen; Saes, Maria Sylvia Macchione; Jesus, Clesio Marcelino de (Sociedade Brasileira de Economia e Sociologia Rural, 2024-01-05)
    The rise of private governance mechanisms has been highlighted as a critical instrument to avoid labor rights flexibilization and defend decent work conditions in agricultural chains. This paper analyzes the impact of ...
  • Santin, Mateus Rollemberg; Amabile, Renato Fernando; Malaquias, Juaci Vitória; Veiga, Adriano Delly; Brige, Felipe Augusto Alves; Sala, Pedro Ivo Aquino Leite (Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2023-02-17)
    The objective of this work was to determine the force required to detach fruits of Conilon coffee (Coffea canephora) genotypes in five maturation stages, to determinate the best stage for mechanized harvest, and to verify ...
  • Santana, Lucas Deziderio; Fonseca, Cassiano Ribeiro da; Carvalho, Fabrício Alvim (Universidade Federal de Santa Maria, 2019-03-29)
    A presença de florestas dentro de centros urbanos tem grande importância, principalmente devido aos serviços ecossistêmicos proporcionados por elas. Fragmentos urbanos são pouco estudados e trabalhos quantitativos focados na ...
  • Ladino-Garzon, Wilmer L.; Barrios-Rodríguez, Yeison F.; Amorocho-Cruz, Claudia M. (Departamento de Engenharia Agrícola - UFCG, 2024-01)
    This study aims to evaluate the effect of sugarcane juice and the addition of commercial yeast Saccharomyces cerevisiae var. bayanus (≥ 1 × 1010 cfu/g) during the fermentation of coffee to the beverage’s sensory characteristics ...
  • Silva, Samuel de Assis; Lima, Julião Soares de Souza; Souza, Gustavo Soares de; Oliveira, Rone Batista de; Xavier, Alexandre Cândido (Universidade Federal do Ceará, 2010)
    O objetivo deste estudo foi analisar, utilizando a geoestatística e o sistema de classificação fuzzy, a fertilidade de uma área experimental com base em atributos químicos do solo e sua relação com a produtividade do café ...
  • Teixeira, César A. D.; Souza, Og de; Costa, José N. M. (Sociedade Entomológica do Brasil, 2006-07-28)
    A queda dos frutos brocados por Hypothenemus hampei (Ferrari) pode ser o principal fator de perda durante a frutificação do café. Entretanto, apenas os frutos brocados que permanecem no solo antes de um novo período de ...
  • Alvarenga, Anarelly Costa; Passos, Renato Ribeiro; Andrade, Felipe Vaz; Mendonça, Eduardo de Sá; Rangel, Otacílio José Passos; Mosa, Lázaro Longue (Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2023)
    The objective of this work was to evaluate the effects of increasing rates of biochar produced with coffee straw, at two pyrolysis temperatures, on the chemical attributes of an Oxisol cultivated with conilon coffee (Coffea ...
  • Freitas, Caroline P. M. de; Marangon, Bianca B.; Pereira, Emanuele G.; Renato, Natalia dos S. (Associação Brasileira de Engenharia Agrícola, 2023-01-23)
    Coffee stands out worldwide for being widely traded and consumed. However, this consumption generates a large amount of spent coffee grounds (SCGs) that are typically arbitrarily discarded. This biomass has a high heating ...
  • Cunha, João P. A. R. da; Alves, Thales C.; Penha, Rafael S. A. (Associação Brasileira de Engenharia Agrícola, 2022-09-13)
    Mobile application development advances, particularly for smartphones and tablets, have allowed farmers to make decisions more assertively in their agrobusiness management. This article addresses the development and ...
  • Konopatzki, Evandro A.; Oliveira, Cristiane L. de; Marangoni, Filipe; Edwiges, Thiago; Christ, Divair (Associação Brasileira de Engenharia Agrícola, 2023-11)
    In this work, we sought to minimize electricity costs in the coffee bean drying process by carrying out the theoretical sizing of the economic viability of the Photovoltaic Power plant (PVP) ongrid used to supply a Dryer ...
  • Silva, Josimar Aleixo da; Esposti, Marlon Dutra Degli; Senra, João Felipe de Brites; Comério, Marcone; Conceição, Amanda Oliveira da; Zacarias, Alex Justino; Milheiros, Idalina Sturião; Silva, Uliana Ribeiro; Silva, Fernanda Gomes da; Raimundo, Eduarda Gonçalves (Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2023-12-04)
    The objective of this work was to evaluate the morphophysiological responses and cutting production of clones of Conilon coffee (Coffea canephora) cultivars in a super-dense clonal garden in the state of Espírito Santo, ...
  • Chedid, Vitor; Cortez, Jorge W.; Arcoverde, Sálvio N. S. (Associação Brasileira de Engenharia Agrícola, 2024)
    Vegetation indices are a quick and practical alternative for monitoring crops due to the availability of satellite images on various platforms for free, allowing a quick analysis of the vegetative state of the crop and ...
  • Fia, Fátima R. L.; Matos, Antonio T. de; Borges, Alisson C.; Moreira, Débora A.; Fia, Ronaldo; Eustáquio Júnior, Valdeir (Departamento de Engenharia Agrícola - UFCG, 2010-05-19)
    Objetivou-se, com a realização deste estudo, efetuar a avaliação operacional de três reatores anaeróbios de leito fixo e com escoamento ascendente, contendo biomassa imobilizada na remoção de compostos fenólicos presentes ...
  • Barros, Murilo M. de; Volpato, Carlos E. S.; Silva, Fabio M. da; Conceição, Fagner G. da; Corrêa Júnior, Delorme; Ribeiro, Luiz F. (Departamento de Engenharia Agrícola - UFCG, 2016)
    The objective of this study was to evaluate the performance of a variable-rate fertilizer distribution system for coffee crop, simultaneously applying two products. Two types of tests were performed: transversal deposition ...
  • Silva, Paulo V. da; Ferrari, Andrea; Melo, Karolainy T. da S.; Dias, Roque de C.; Schedenffeldt, Bruna F.; Monquero, Patricia A.; Salmazo, Pedro A. V.; Medeiros, Elias S. de; Bicalho, Carolina C.; Mauad, Munir (Departamento de Engenharia Agrícola - UFCG, 2023-04-03)
    Coffee plantations installed at high altitudes and near forested areas have been highly infested with Anredera cordifolia. The objective of this work was to evaluate the effectiveness of different pre- and post-emergence ...
  • Alvarenga, Anarelly Costa; Passos, Renato Ribeiro; Andrade, Felipe Vaz; Mendonça, Eduardo de Sá; Rangel, Otacílio José Passos; Mosa, Lázaro Longue (Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2023-05-19)
    The objective of this work was to evaluate the effects of increasing rates of biochar produced with coffee straw, at two pyrolysis temperatures, on the chemical attributes of an Oxisol cultivated with conilon coffee (Coffea ...
  • Castro-Pacheco, Sergio A.; González-Lutz, María I.; Araya-Alfaro, José M.; Vargas-Chinchilla, Mariano; Gutiérrez-Soto, Marco V. (Departamento de Engenharia Agrícola - UFCG, 2024-01-04)
    The application of leaf area index (LAI) in coffee crop management depends on the availability of methodologies for proper estimation. The objective of this study was to develop a methodology for the visual assessment of ...
  • Silva, Josimar Aleixo da; Esposti, Marlon Dutra Degli; Senra, João Felipe de Brites; Comério, Marcone; Conceição, Amanda Oliveira da; Zacarias, Alex Justino; Milheiros, Idalina Sturião; Silva, Uliana Ribeiro; Silva, Fernanda Gomes da; Raimundo, Eduarda Gonçalves (Empresa Brasileira de Pesquisa Agropecuária - Embrapa, 2023-12-04)
    The objective of this work was to evaluate the morphophysiological responses and cutting production of clones of Conilon coffee (Coffea canephora) cultivars in a super-dense clonal garden in the state of Espírito Santo, ...

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