Rodrigo Barros Rocha
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View article: TRANSTORNOS DO SONO E SEU IMPACTO NA SAÚDE METABÓLICA E CARDIOVASCULAR
TRANSTORNOS DO SONO E SEU IMPACTO NA SAÚDE METABÓLICA E CARDIOVASCULAR Open
INTRODUÇÃO: Os distúrbios do sono, como a privação crônica, insônia, apneia obstrutiva do sono (AOS) e desalinhamento circadiano, vêm sendo cada vez mais reconhecidos como importantes fatores de risco para doenças metabólicas e cardiovascu…
View article: Genetic Diversity and Disease Resistance Genes Profiling in Cultivated Coffea canephora Genotypes via Molecular Markers
Genetic Diversity and Disease Resistance Genes Profiling in Cultivated Coffea canephora Genotypes via Molecular Markers Open
Knowledge of the genetic diversity and resistance genes of Coffea canephora genotypes is essential to identify genetic resources that are better adapted to current climate conditions. This study aimed to molecularly characterize and evalua…
View article: Perfil de compostos hidrossolúveis em genótipos de Coffea canephora cultivados em Rondônia
Perfil de compostos hidrossolúveis em genótipos de Coffea canephora cultivados em Rondônia Open
O estado de Rondônia é o segundo maior produtor de café Coffea canephora no Brasil, e apresenta como diferencial o cultivo das variedades botânicas Conilon, Robusta e híbridos intervarietais. Trigonelina, cafeína e ácidos clorogênicos são …
View article: Nutritional Efficiency of Coffea canephora: The Role of Genetic Variability and Nutrient Accumulation
Nutritional Efficiency of Coffea canephora: The Role of Genetic Variability and Nutrient Accumulation Open
The genetic variability of Coffea canephora is essential for the identification of genotypes with enhanced nutritional traits. This study aimed to characterize C. canephora genotypes based on nutrient accumulation in fruits, evaluated over…
View article: Maturation cycle and fruit-to-bean conversion ratios in amazon robusta coffee cultivars
Maturation cycle and fruit-to-bean conversion ratios in amazon robusta coffee cultivars Open
This study aimed to characterize the outturn index, field outturn index, uniformity of maturity, and maturation cycle of fifteen Coffea canephora genotypes grown in different environments of the Western Amazon. Conducted in Amazonas (Itaco…
View article: Genetic Diversity and Gains from Selection for Fruit and Bean Physical Traits from the Conilon Coffee Genotype
Genetic Diversity and Gains from Selection for Fruit and Bean Physical Traits from the Conilon Coffee Genotype Open
Plant breeding of Coffea canephora is based on the characterization and use of the natural genetic variability of the species. Thus, the objective of this study was to quantify the genetic diversity and gains from selection of the fruit an…
View article: Do policiamento privado ao policiamento público: fragmentos da origem da polícia, do policiamento ostensivo e contextos históricos da polícia militar do estado do Paraná
Do policiamento privado ao policiamento público: fragmentos da origem da polícia, do policiamento ostensivo e contextos históricos da polícia militar do estado do Paraná Open
O presente artigo tem o objetivo de apresentar um breve combinado de ideias e considerações sobre as origens e concepções de polícia e policiamento replicados pelo mundo, com o objetivo de evidenciar nuances históricas e conceitos que cons…
View article: Genetic Variability in the Physicochemical Characteristics of Cultivated Coffea canephora Genotypes
Genetic Variability in the Physicochemical Characteristics of Cultivated Coffea canephora Genotypes Open
The objective of this study was to characterize the genetic divergence and selection gains of the physicochemical grains traits of 68 genotypes of C. canephora most cultivated in the Western Amazon. For this purpose, the following characte…
View article: Unraveling the genetic diversity of coffee processing traits in Coffea canephora
Unraveling the genetic diversity of coffee processing traits in Coffea canephora Open
With advancements in coffee cultivation, several traits may be considered in selection of plants, which must exhibit a set of favorable characteristics. The outturn index, defined as the relationship between the mass of mature fruit and pr…
View article: Teores de trigonelina, cafeína e ácidos clorogênicos em cafés Coffea canephora híbridos intervarietais naturais cultivados na Amazonia Ocidental
Teores de trigonelina, cafeína e ácidos clorogênicos em cafés Coffea canephora híbridos intervarietais naturais cultivados na Amazonia Ocidental Open
Considerando a limitação de dados na literatura para cafés da espécie C. canephora, o objetivo do trabalho foi estudar o perfil de compostos bioativos hidrossolúveis (trigonelina, cafeína e ácidos clorogênicos) de cafés híbridos intervarie…
View article: Self-Incompatibility and Pollination Efficiency in Coffea canephora Using Fluorescence Microscopy
Self-Incompatibility and Pollination Efficiency in Coffea canephora Using Fluorescence Microscopy Open
In nature, the ability to avoid self-fertilization has evolved to prevent the deleterious effects of inbreeding. However, under cultivation conditions, self-incompatibility can reduce the pollination efficiency of Coffea canephora. The obj…
View article: Sensory Characterization and Acceptance of Amazonian Robustas Coffee Brews by Consumers Using a Home-Use Test
Sensory Characterization and Acceptance of Amazonian Robustas Coffee Brews by Consumers Using a Home-Use Test Open
This study evaluated consumers’ perceptions of beverages obtained from the intervarietal hybrids of Coffea canephora, Conilon and Robusta, produced in the Western Amazon, through a home-use test with 127 participants. An acceptance test an…
View article: Comparison of fructification efficiency between reciprocal crosses in Coffea canephora
Comparison of fructification efficiency between reciprocal crosses in Coffea canephora Open
This study aimed to assess and compare the behavior of superior genotypes of Coffea canephora in terms of fruiting capacity using directed hybridizations in a full diallel design with reciprocals. Hybridizations were performed using 12 pos…
View article: Growing Coffea canephora in agroforestry systems with Brazilian firetree, Brazil nut, and teak
Growing Coffea canephora in agroforestry systems with Brazilian firetree, Brazil nut, and teak Open
Planting coffee in agroforestry systems (AFSs) provides diverse advantages to farmers interested in producing environmental services, such as increased local biodiversity, reduction in soil erosion, improvement in water infiltration into t…
View article: Propriedades de engenharia de grãos dos genótipos de Coffea canephora mais cultivados na Amazônia Ocidental
Propriedades de engenharia de grãos dos genótipos de Coffea canephora mais cultivados na Amazônia Ocidental Open
A engenharia de grãos traz resultados importantes sobre a característica individual de cada genótipo, sendo assim, o objetivo deste trabalho foi de avaliar as propriedades de engenharia de diferentes clones de C. canephora no estado de Ron…
View article: Clonal cutting production by Coffea canephora mother plants under increasing nitrogen doses
Clonal cutting production by Coffea canephora mother plants under increasing nitrogen doses Open
This study aimed to establish production curves of cuttings for Coffea canephora coffee plants in response to nitrogen doses. A clonal garden of the botanical variety Robusta was used to evaluate the effects of seven nitrogen doses divided…
View article: A design of experiment strategy for quality control of specialty coffee drink based on sensory analysis and statistical tools
A design of experiment strategy for quality control of specialty coffee drink based on sensory analysis and statistical tools Open
Sensory analysis is crucial for assessing food and beverage quality, but discrepancies may arise in some cases and make the quality evaluation imprecise even with statistical analysis. This issue can be mitigated by sensory analysis based …
View article: Fruit and bean traits of the Coffea canephora genotypes most grown in western Amazon
Fruit and bean traits of the Coffea canephora genotypes most grown in western Amazon Open
The objective of this work was to quantify the genetic diversity and selection gains regarding the physical traits of the fruits and beans of the 86 Coffea canephora clones most grown in western Amazon. The clones were evaluated as to the …
View article: Composition of Coffea canephora Varieties from the Western Amazon
Composition of Coffea canephora Varieties from the Western Amazon Open
This research aimed to compare the composition profiles of roasted Coffea canephora varieties (conilon, robusta, and intervarietal hybrids) grown in the Western Amazon. Ten coffees of each variety were evaluated. No difference in the conte…
View article: ROBUSTAS AMAZÔNICOS: QUALIDADE DO CAFÉ DE RONDÔNIA
ROBUSTAS AMAZÔNICOS: QUALIDADE DO CAFÉ DE RONDÔNIA Open
Chamados de Robustas Amazônicos, os cafeeiros cultivados na Amazônia Ocidental se distinguem por apresentar características híbridas entre as variedades botânicas Conilon e Robusta. Na literatura encontramos informações dispersas sobre car…
View article: Matas de Rondônia para Robustas Amazônicos: primeira denominação de origem para Cafés Canéfora no Mundo
Matas de Rondônia para Robustas Amazônicos: primeira denominação de origem para Cafés Canéfora no Mundo Open
View article: Diterpenos em cafés <em>Coffea canephora </em> híbridos naturais cultivados em Rondônia
Diterpenos em cafés <em>Coffea canephora </em> híbridos naturais cultivados em Rondônia Open
O estado de Rondônia tem se destacado nos últimos anos no cenário da cafeicultura nacional em função de melhorias na produtividade das lavouras e qualidade da bebida dos Coffea canephora produzidos. Devido as suas condições edafoclimáticas…
View article: Caffeine and chlorogenic acid content of Coffea canephora cultivars in different environments
Caffeine and chlorogenic acid content of Coffea canephora cultivars in different environments Open
Coffee plants of the Coffea canephora species are currently grown in tropical regions throughout the world, and both greater yield efficiency and greater beverage quality are important considerations. The aim of this study is to characteri…
View article: Evaluation of a prototype of soil thermal solarizer for control of gall nematode in the production of coffee seedlings
Evaluation of a prototype of soil thermal solarizer for control of gall nematode in the production of coffee seedlings Open
In coffee crops at Rondônia State of Brazil, there is an increase in phytonematode epidemics.Since most local coffe nurseries at Rondônia use soil as substrate for seedling production, this work aimed to test the minimum exposure time at 6…
View article: Resistance of Coffea canephora as a sustainable tool for Meloidogyne incognita control
Resistance of Coffea canephora as a sustainable tool for Meloidogyne incognita control Open
Many factors can affect coffee production, such as the root-knot nematode, a soil pathogen that can kill plants up to two years old. In infested areas, the cultivation of resistant genotypes is an economical and ecologically appropriate al…
View article: Genotype × Environment Interaction in the Coffee Outturn Index of Amazonian Robusta Cultivars
Genotype × Environment Interaction in the Coffee Outturn Index of Amazonian Robusta Cultivars Open
The coffee outturn index, understood as the relation between the cherry coffee fruit harvested from the field and its respective processed grains, is an important component of the Coffea canephora bean yield. The aim of this study was to q…
View article: PRODUTIVIDADE DE CAFEEIROS CULTIVADOS EM SISTEMA AGROFLORESTAL (SAF) COM TECA
PRODUTIVIDADE DE CAFEEIROS CULTIVADOS EM SISTEMA AGROFLORESTAL (SAF) COM TECA Open
O cultivo do cafeeiro Coffea canephora é uma das principais atividades da agricultura de base familiar do estado de Rondônia. Como alternativa da redução do uso de insumos externos, o cultivo de cafeeiros em Sistemas Agroflorestais (SAF`s)…
View article: DESEMPENHO PRODUTIVO DE FAMÍLIAS DE MEIOS-IRMÃOS DE CACAUEIRO (Theobroma cacao L.) NO MUNICÍPIO DE OURO PRETO DO OESTE-RO, BRASIL
DESEMPENHO PRODUTIVO DE FAMÍLIAS DE MEIOS-IRMÃOS DE CACAUEIRO (Theobroma cacao L.) NO MUNICÍPIO DE OURO PRETO DO OESTE-RO, BRASIL Open
O objetivo desde trabalho compreendeu a avaliação do comportamento agronômico de 22 famílias de meios-irmãos de cacaueiro, considerando componentes de produção e resistência a coleobroca-dos-frutos (Fbroc) e resistência à vassoura-de-bruxa…
View article: Caracterização da resposta bioquímica de acessos de Coffea canephora quanto a resistência à ferrugem alaranjada
Caracterização da resposta bioquímica de acessos de Coffea canephora quanto a resistência à ferrugem alaranjada Open
Em situações de estresse abiótico ou biótico as plantas tendem a ativar respostas de defesa, sejam estruturais ou bioquímicas. Objetivou-se neste trabalho estudar a interação de clones de Coffea canephora x Hemileia vastatrix, identificar …
View article: New model of clonal garden for the production of robusta coffee plantlets
New model of clonal garden for the production of robusta coffee plantlets Open
The objective of this work was to evaluate the production of cuttings of Coffea canephora genotypes, in a new system for training mother plants called “vertical clonal garden”. The proposed new system consists of training coffee plants wit…