Results 41 to 50 of about 91,480 (309)

Unexpected Dual Function of Plant YUCCA Enzymes Links Chlorophyll Catabolism to Auxin Homeostasis

open access: yesAngewandte Chemie, EarlyView.
YUCCA enzymes are well known to catalyze the main step of auxin biosynthesis in plants. Here, a hitherto undescribed dual function was discovered, revealing that some YUCCAs also act in chlorophyll degradation. In vitro feedback regulation furthermore suggests a link between chlorophyll degradation and hormone homeostasis and a physiological role of ...
Sina Rütschlin   +6 more
wiley   +2 more sources

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

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

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  

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

Effects of environmental factors on microbiota of fruits and soil of Coffea arabica in Brazil

open access: yesScientific Reports, 2020
In recent years, several studies have been developed to understand the impact of fermentation on the final quality of coffee and have indicated that postharvest processing could be a determinant of quality.
T. G. R. Veloso   +5 more
semanticscholar   +1 more source

Impact of Climate Change on the Production of Coffea arabica at Mt. Kilimanjaro, Tanzania

open access: yesAgriculture, 2021
Adapting coffee production to climate change is a significant challenge requiring a detailed understanding of local climatic change patterns and the consequences, both real and perceived, for coffee production.
Sigrun Wagner   +4 more
semanticscholar   +1 more source

Coffea Columnar Object Framework For Effective Analysis [PDF]

open access: yesEPJ Web of Conferences, 2020
The coffea framework provides a new approach to High-Energy Physics analysis, via columnar operations, that improves time-to-insight, scalability, portability, and reproducibility of analysis.
Smith Nicholas   +10 more
doaj   +1 more source

Digested Civet Coffee Beans (Kopi Luwak)—An Unfortunate Trend in Specialty Coffee Caused by Mislabeling of Coffea liberica?

open access: yesFoods, 2021
In the context of animal protection, the trend of digested coffees such as Kopi Luwak produced by civet cats in captivity should not be endorsed. Previous studies on such coffees may have been flawed by sample selection and misclassification.
Dirk W Lachenmeier, S. Schwarz
semanticscholar   +1 more source

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

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