Results 101 to 110 of about 24,141 (210)

Características físicas dos grãos de clones do cafeeiro Coffea canephora cultivados no estado de Rondônia. [PDF]

open access: yes, 2021
Este estudo teve como objetivo caracterizar o tamanho e a massa dos grãos de 58 clones de cafeeiros da espécie Coffea canephora cultivados em Rondônia.Editores: Ana Karina Dias Salman; Henrique Nery ...
LOPES JÚNIOR, H.   +5 more
core  

Beyond the Orthodoxy: An Overview of the Potential of ‘Other’ Coffee Species for Crop Use and Their Associated Challenges

open access: yesProceedings
Coffea arabica (Arabica) and C. canephora (Robusta, Conilon) have satisfied the requirements of the coffee sector for the last 125 years. In the face of myriad challenges, most notably climate change, the coffee species crop portfolio requires ...
Aaron P. Davis
doaj   +1 more source

Genome-wide identification, classification and transcriptional analysis of nitrate and ammonium transporters in Coffea

open access: yesGenetics and Molecular Biology, 2017
Nitrogen (N) is quantitatively the main nutrient required by coffee plants, with acquisition mainly by the roots and mostly exported to coffee beans. Nitrate (NO3–) and ammonium (NH4+) are the most important inorganic sources for N uptake.
Tiago Benedito dos Santos   +4 more
doaj   +1 more source

Genetic transformation of Coffea canephora by particle bombardment

open access: yesBiologia plantarum, 2005
Stable transformation of Coffea canephora P. was obtained by particle bombardment of embryogenic tissue. Leaf explants were cultured on medium supplemented with 5 µM isopentenyl-adenosine to induce direct embryogenesis. Explants with somatic embryos were transferred to half strength MS medium with 9 µM 2,4 dichlorophenoxyacetic acid. After 2 weeks, the
A. F. Ribas   +3 more
openaire   +1 more source

Benchtop Volatilomics and Machine Learning for the Discrimination of Coffee Species

open access: yesChemosensors
The main characteristics of the large number of coffee species are differences in aroma and caffeine content. Labeled blends of Coffea arabica (C. arabica) and Coffea canephora (C.
Catherine Kiefer   +5 more
doaj   +1 more source

The complete chloroplast genome sequence of an economic plant Coffea canephora

open access: yesMitochondrial DNA. Part B. Resources, 2017
Coffea canephora is a paramount economic plant with great economic value. The complete chloroplast (cp) genome is 154,751 bp in length, including a large single copy (LSC) region of 84,850 bp, a small single copy (SSC) region of 18,131 bp and a pair of ...
Dongyang Wu   +5 more
doaj   +1 more source

Molecular characterization of arabica and Conilon coffee plants genotypes by SSR and ISSR markers

open access: yesBrazilian Archives of Biology and Technology, 2014
The molecular characterization of ten genotypes of the Coffea arabica plants and of seven genotypes of C. canephora having interesting features for coffee breeding programs was carried to select the parents for breeding.
Ludymila Brandão Motta   +5 more
doaj   +1 more source

Chemical Composition of Coffea arabica Beans and Grafts at Different Roasting Levels

open access: yesBeverages
The main commercial species of coffee is Coffea arabica; however, it is highly susceptible to biotic and abiotic factors. For this reason, scions of Coffea arabica species are used on robusta (Coffea canephora) rootstocks since grafting can modify the ...
Miriam Cristina Pastelin-Solano   +10 more
doaj   +1 more source

Propagação vegetativa do cafeeiro (Coffea canephora) por meio de enraizamento de estacas. [PDF]

open access: yes, 2011
Este trabalho tem o objetivo de desenvolver uma metodologia que possibilite a regeneração de Coffea canephora a partir do enraizamento de estacas, para as condições climáticas do estado do ...
BERGO, C. L.
core   +1 more source

Diversidade genética de genótipos de Coffea canephora com o uso de marcadores microssatélites. [PDF]

open access: yes
A cafeicultura na Amazônia Ocidental é realizada principalmente com cultivares de café da espécie Coffea canephora. A produção de café no Amazonas tem aumentado em volume e em qualidade.
FERREYRA RAMOS, S. L.   +5 more
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