Results 31 to 40 of about 22,923 (167)

Genetic Variability in the Physicochemical Characteristics of Cultivated Coffea canephora Genotypes

open access: yesPlants
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.
Hilton Lopes Junior   +6 more
doaj   +1 more source

Kaolin Film Increases Gas Exchange Parameters of Coffee Seedlings During Transference From Nursery to Full Sunlight

open access: yesFrontiers in Plant Science, 2022
Increases in water use efficiency (WUE) and the reduction of negative impacts of high temperatures associated with high solar radiation are being achieved with the application of fine particle film of calcined and purified kaolin (KF) on the leaves and ...
Deivisson Pelegrino de Abreu   +7 more
doaj   +1 more source

Production of cuttings and nutrient export by Coffea canéfora in different periods in the Southwestern Amazon [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2020
Cutting is the main vegetative propagation method used for the production of Coffea canephora plantlets. In this method, parent plants are conducted in a specific field, called clonal garden, which must be managed to produce clonal cuttings.
Patrícia A. Bazoni   +4 more
doaj   +2 more sources

Isoptopic evidence of the transfer of nitrogen fixed by legumes to coffee trees [PDF]

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2000
The use of isotopic methods has made it possible to quantify the contribution of nitrogen fixed by a coffee plantation. Thanks to the use of the natural 15N abundance assessment technique, we were able to show that, in field condition, roughly 30/ of the
Snoeck D., Zapata F., Domenach A.M.
doaj  

Preference Level for Robusta Green Coffee Bean Extract Toothpaste among Students at the University of Jember, Indonesia

open access: yesPakistan Journal of Medicine and Dentistry
Background: Robusta green coffee bean extract toothpaste was an alternative product for preventing caries and periodontal disease. As a product, a hedonic test to determine consumer acceptance and satisfaction was needed.
Desi Sandra Sari   +2 more
doaj   +1 more source

Differences between the Leaf Mycobiome of Coffea arabica and Wild Coffee Species and Their Modulation by Caffeine/Chlorogenic Acid Content

open access: yesMicroorganisms, 2021
The study of microbes associated with the coffee tree has been gaining strength in recent years. In this work, we compared the leaf mycobiome of the traditional crop Coffea arabica with wild species Coffea racemosa and Coffea stenophylla using ITS ...
Leandro Pio de Sousa   +2 more
doaj   +1 more source

Citogenômica em Coffea L. [PDF]

open access: yes, 2021
The genus Coffea comprises ~124 species, including C. arabica and C. canephora, which are responsible for the commercial production of coffee beans. Although most cytogenomic researches are focused on commercial species and its relatives, efforts have ...
Sattler, Mariana Cansian
core   +1 more source

Ent-Kaurane Diterpenoids from Coffea Genus: An Update of Chemical Diversity and Biological Aspects

open access: yesMolecules
Coffee is one of the most important beverages in the world and is produced from Coffea spp. beans. Diterpenes with ent-kaurane backbones have been described in this genus, and substances such as cafestol and kahweol have been widely investigated, along ...
Víctor de C. Martins   +4 more
doaj   +1 more source

Produção de cafeeiros Coffea arabica L. pés francos autoenxertados e enxertados em apoatã IAC 2258 Production of coffee plants grafted on Apoatã IAC 2258

open access: yesCiência e Agrotecnologia, 2009
Visando obter informações sobre a produção de sete cultivares de C. arábica L. pé franco, auto-enxertados e enxertados no porta enxerto C. canephora Pierre ex Froehn cultivar Apoatã IAC 2258, foi instalado e conduzido este ensaio, em condições de campo ...
Fábio Pereira Dias   +4 more
doaj   +1 more source

Glomus halonatum Rose & Trappe (Glomeromycota) in South America: comments on the morphological characteristics of the species Glomus halonatum Rose & Trappe (Glomeromycota) na América do Sul: comentários sobre a morfologia das espécies

open access: yesActa Botânica Brasílica, 2009
Ornamented glomerospores of an arbuscular mycorrhizal fungus were collected from an area of Atlantic Forest in Goiana (Pernambuco, Brazil). The area had been cultivated with Coffea canephora Pierre ex.
Bruno Tomio Goto   +2 more
doaj   +1 more source

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