Periódicos: Recent submissions

  • Grafted young coffee tree growth in a greenhouse
    Sakiyama, Ney Sussumu; Tomaz, Marcelo Antonio; Martinez, Hermínia Emília Pietro; Pereira, Antonio Alves; Zambolim, Laércio; Cruz, Cosme Damião (Crop Breeding and Applied Biotechnology, 2002)
    Grafted young coffee trees were observed in a greenhouse to study the effect of different scions and rootstocks on plant growth. Four Coffea arabica L. genotypes were used as scions: the cultivars Catuaí Vermelho IAC 15 ...
  • Comparison of nutritional efficiency among hydroponic grafted young coffee trees for N, P, and K
    Tomaz, Marcelo Antonio; Sakiyama, Ney Sussumu; Martinez, Hermínia Emília Prieto; Cruz, Cosme Damião; Zambolim, Laércio; Pereira, Antonio Alves (Crop Breeding and Applied Biotechnology, 2004)
    Grafted Coffea arabica L. plants were grown hydroponically in a greenhouse for an evaluation of their nutritional efficiency under the influence of different rootstocks. Four C. arabica genotypes were used as scions: ‘Catuaí ...
  • Characterization of differential coffee tree hostsfor Hemileia vastatrix Berk. et Br. with RAPD markers
    Teixeira-Cabral, Terezinha Aparecida; Sakiyama, Ney Sussumu; Zambolim, Laércio; Barros, Everaldo Gonçalves de; Silva, Dalza Gomes da (Crop Breeding and Applied Biotechnology, 2004-03-12)
    Eighteen clones of differential coffee tree hosts for Hemileia vastatrix Berk. et Br. were characterized with RAPD markers. The genetic distances were estimated and the genealogical origin of the clones compared to data ...
  • Isolation, characterization and amplification of simple sequence repeat loci in coffee
    Cristancho, Marco-Aurelio; Gaitán, Álvaro-León (Crop Breeding and Applied Biotechnology, 2008-10-09)
    Simple sequence repeat (microsatellite) loci in coffee were identified in clones isolated from enriched and random genomic libraries. It was shown that coffee is a plant species with low microsatellite frequency. However, ...
  • Inter-trait relations for direct and indirect selection in coffee
    Ferrão, Romário Gava; Ferreira, Adésio; Cruz, Cosme Damião; Cecon, Paulo Roberto; Ferrão, Maria Amélia Gava; Fonseca, Aymbiré Francisco Almeida da; Carneiro, Pedro Crescêncio de Souza; Silva, Marcia Flores da (Crop Breeding and Applied Biotechnology, 2008-06-09)
    The purpose of this study was to verify the possibility of using direct selection in nine traits underlying indirect selection for yield and determine which traits should participate in the selection process. Data of 40 ...
  • Discriminant analysis for the classification and clustering of robusta coffee genotypes
    Fonseca, Aymbiré Francisco Almeida da; Sediyama, Tocio; Cruz, Cosme Damião; Sakiyama, Ney Sussumu; Ferrão, Romário Gava; Ferrão, Maria Amélia Gava; Bragança, Scheilla Marina (Crop Breeding and Applied Biotechnology, 2004-07-07)
    This study evaluated the adequacy of the composition of three clonal Coffea canephora varieties recommended for the State of Espírito Santo by a multivariate method designated discriminant analysis. This method consists ...
  • Chemical diversity in coffee species of genebank of Instituto Agronômico do Estado de São Paulo
    Aguiar, Adriano Tosoni da Eira; Fazuoli, Luiz Carlos; Salva, Terezinha de Jesus Garcia; Favarin, José Laércio (Crop Breeding and Applied Biotechnology, 2005-09-20)
    The objective of this work was to group different coffee species present in the genebank of the Instituto Agronômico by using some chemical variables. A total of thirty-nine plants belonging to seven species were analyzed ...
  • Analysis of AFLP markers associated to the Mex-1 resistance locus in Icatu progenies
    Diniz, Leandro E C; Sakiyama, Ney S; Caixeta, Eveline T; Oliveira, Antonio Carlos B de; Zambolim, Eunize M; Loureiro, Marcelo E; Pereira, Antonio A; Zambolim, Laércio (Crop Breeding and Applied Biotechnology, 2005-09-06)
    The root-knot nematode Meloidogyne exigua is a parasite which attacks the Arabica coffee tree (Coffea sp.) and its eradication from infested areas is practically impossible. The wide dissemination of this nematode across ...
  • MGS Guaiçara and MGS Vereda: Coffea arabica cultivars resistant to the root-knot nematode Meloidogyne paranaensis
    Abrahão, Juliana Costa de Rezende; Salgado, Sônia Maria de Lima; Fatobene, Bárbhara Joana dos Reis; Pereira, Antonio Alves; Botelho, Cesar Elias; Carvalho, Gladyston Rodrigues; Oliveira, Antônio Carlos Baião de; Ferreira, André Dominghetti; Figueiredo, Vanessa Castro; Vilela, Diego Junior Martins; Luz, Silvana Ramlow Otto Teixeira da; Andrade, Vinicius Teixeira (Crop Breeding and Applied Biotechnology, 2022-09-01)
    MGS Guaiçara e MGS Vereda are resistant to Meloidogyne paranaensis, one of the most aggressive nematode parasites of coffee. MGS Vereda is an early maturation cultivar, whereas MGS Guaiçara has a medium maturation cycle. ...
  • Coffee Genetic Breeding at IAPAR
    Sera, Tumoru (Crop Breeding and Applied Biotechnology, 2001)
    This paper introduces the coffee genetic breeding research program developed by IAPAR (Agronomic Institute of Paraná, Brazil) which started in 1973. The characteristics of a breeding program for a seed-propagated perennial ...
  • Partial map of Coffea arabica L. and recovery of the recurrent parent in backcross progenies
    Oliveira, Antonio Carlos Baião de; Sakiyama, Ney Sussumu; Caixeta, Eveline Teixeira; Zambolim, Eunize Maciel; Rufino, Raphael José Nascif; Zambolim, Laércio (Crop Breeding and Applied Biotechnology, 2007-06-30)
    A partial map of Coffea arabica L. was constructed based on a backcross population and RAPD markers. From a total of 178 markers evaluated, only 134 that segregated 1:1 (P>0.05) were used to develop the map. Seventeen ...
  • Estimates of genetic parameters in Arabic coffee derived from the Timor hybrid
    Mistro, Júlio César; Fazuoli, Luiz Carlos; Gallo, Paulo Boller; Oliveira, Antonio Carlos Baião de; Toma-Braghini, Masako; Silvarolla, Maria Bernadete (Crop Breeding and Applied Biotechnology, 2007-06-30)
    Genetic parameters of Arabic coffee progenies derived from the cross Villa Sarchi x Timor hybrid were estimated in order to evaluate their potential for improvement. The experiment was installed in a random block design ...
  • Assisted selection using molecular markers linked to rust resistance SH3 gene in Coffea arabica
    Silva, Angelita Garbossi; Ariyoshi, Caroline; Shigueoka, Luciana Harumi; Pereira, Luiz Filipe Protasio; Sera, Gustavo Hiroshi (Crop Breeding and Applied Biotechnology, 2023-10-25)
    The aim of this work was to validate markers linked to the SH3 gene of coffee leaf rust (CLR) resistance and use them in assisted selection. Initially, we validated the markers in genotypes already known to carry SH3. Next, ...
  • Genetic divergence in Conilon coffee revealed by RAPD markers
    Ferrão, Maria Amélia Gava; Fonseca, Aymbiré Francisco Almeida da; Ferrão, Romário Gava; Barbosa, Wellington Marota; Souza, Elaine Manelli Riva (Crop Breeding and Applied Biotechnology, 2009)
    This study aimed to evaluate the genetic variability of 49 Coffea canephora clones of the breeding program of the Capixaba Institute of Research, Technical Assistance and Rural Extension (Incaper) based on RAPD markers. ...
  • A new set of quantitative trait loci linked to lipid content in Coffea arabica
    Muniz, Herison Victor Lima; Ariyoshi, Caroline; Ferreira, Rafaelle Vecchia; Felicio, Mariane Silva; Pereira, Luiz Filipe Protasio (Crop Breeding and Applied Biotechnology, 2024-04-10)
    Lipids are compounds that play an important role in coffee bean development, contributing to beverage quality. Genome-wide association studies (GWAS) were conducted to pinpoint quantitative trait nucleotides (QTNs) linked ...
  • Use of Cladosporium sp. as a bioprotector of coffee quality in different post-harvest conditions
    Paiva, Felipe Aparecido de; Melo, Bruno Manoel Rezende de; Ferreira, Sindynara; Oliveira, Emanuelle Morais de; Santos, Telma Miranda dos; Castro, Douglas Goulart (Universidade Federal de Viçosa, 2023-11-13)
    The pre-harvest application of the bioprotective agent Cladosporium cladosporioides is an alternative to inhibit these fermentative processes that might occur in coffee beans that were either their storing bag or exposed ...
  • Morphology of the coffee root system using polyethylene film
    Nascimento, Letícia Gonçalves do; Assis, Gleice Aparecida de; Fernandes, Marco Iony dos Santos; Caixeta, Lucas Gomes; Carvalho, Fábio Janoni; Mazziero, Beatriz Gallucci (Universidade Federal de Viçosa, 2023-08-25)
    In the initial phase of the coffee crop, the control of weeds and water availability for the establishment of the plants is a concern. The polyethylene cover can positively influence the chemical and biological characteristics ...
  • Multispectral images for discrimination of sources and doses of fertilizer in coffee plants
    Rezende, Camila Isabel Pereira; Assis, Gleice Aparecida de; Martins, George Deroco; Carvalho, Fábio Janoni; Franco, Miguel Henrique Rosa; Araújo, Nathalia Oliveira de (Universidade Federal de Viçosa, 2023-06-16)
    Remote monitoring of the management of coffee crops is necessary as the demand in decision-making, where the aim is to rise production based on sustainable management is in a constant growth. In this work, it was evaluated ...
  • Agronomic performance and productivity of Arabica coffee intercropped with timber species
    Freitas, Ana Flávia de; Fonseca, Arley José; Volpato, Margarete Marin Lordelo; Carvalho, Gladyston Rodrigues; Venturin, Regis Pereira; Silva, Vânia Aparecida (Universidade Federal de Viçosa, 2023-04-14)
    The insertion of the tree component in coffee production is a strategy from an economic and environmental perspective. Thus, the objective of this study was to evaluate the temporal influence on the agronomic and productive ...
  • Influence of humus on chromium absorption by coffee seedlings grown on substrate containing tannery sludge
    Berilli, Sávio da Silva; Oliveira, Dhiego da Silva; Martineli, Leonardo; Pereira, Lucas Louzada; Cunha, Maura da; Pireda, Saulo (Universidade Federal de Viçosa, 2023-03-10)
    Chromium is present in the tannery sludges worldwide making it a problem for agriculture. This study aimed to evaluate whether humus functions as a chromium stabilizing agent when using tannery sludge in the substrate of ...

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