Results 51 to 60 of about 105,070 (285)

Espresso coffees, caffeine and chlorogenic acid intake: potential health implications [PDF]

, 2012
HPLC analysis of 20 commercial espresso coffees revealed 6-fold differences in caffeine levels, a 17-fold range of caffeoylquinic acid contents, and 4-fold differences in the caffeoylquinic acid:caffeine ratio.
Ashihara, Bond, Clifford, Crozier, Del Rio, IFIC Review, Lean, Lucas, Purdon, Rogers, Stalmach, Trugo, Wadge, Williamson   +13 more
core   +1 more source

Microwave Synthesis of Carbon Quantum Dots from Arabica Coffee Ground for Fluorescence Detection of Fe3+, Pb2+, and Cr3+

ACS Omega
In this study, carbon quantum dots (CQDs), which were synthesized from arabica coffee ground-derived activated carbon, have been successfully employed as a fluorescence sensor to detect Fe3+ ions. CQDs were fabricated using microwave heating for 5–10 min,
Muhammad Nazar, M. Hasan, B. Wirjosentono, Basri A. Gani, Cut Elvira Nada   +4 more
semanticscholar   +1 more source

Modeling the responses of Coffee (Coffea arabica L.) distribution to current and future climate change in Jimma Zone, Ethiopia

Sains Tanah: Journal of Soil Science and Agroclimatology, 2022
Coffee arabica species have already been affected by climate change, with economic and social implications. Small-holder farmers have faced and will continue to face significant challenges in sustaining the production of their coffee plants.
Fedhasa Benti Chalchissa, Girma Mamo Diga, A. R. Tolossa   +2 more
semanticscholar   +1 more source

Karakteristik Fisikokimia dan Sensori Kopi Biji Mengkudu (Morinda citrifolia L.) dengan Substitusi Kopi Arabika (Coffea arabica)

Jurnal Pangan dan Agroindustri
Noni seeds are known to be rich in antioxidants and bioactive compounds, making them a promising ingredient for the development of functional food products, such as noni bean coffee.
Ajeng Nurfitria, Rosy Hutami, Distya Riski Hapsari   +2 more
doaj   +1 more source

MaxEnt and Marxan modeling to predict the potential habitat and priority planting areas of Coffea arabica in Yunnan, China under climate change scenario

Frontiers in Plant Science
Introduction Coffea arabica (Arabica coffee) is an important cash crop in Yunnan, China. Ongoing climate change has made coffee production more difficult to sustain, posing challenges for the region’s coffee industry.
Xia Li, Zihao Wang, Shaoqiang Wang, Zhaohui Qian   +3 more
semanticscholar   +1 more source

Genomic prediction of leaf rust resistance to Arabica coffee using machine learning algorithms

, 2021
Genomic selection (GS) emphasizes the simultaneous prediction of the genetic effects of thousands of scattered markers over the genome. Several statistical methodologies have been used in GS for the prediction of genetic merit.
Ithalo Coelho de Sousa, M. Nascimento, G. N. Silva, A. C. Nascimento, C. Cruz, F. F. Silva, D. P. Almeida, K. N. Pestana, C. F. Azevedo, L. Zambolim, E. T. Caixeta   +10 more
semanticscholar   +1 more source

Intraspecific trait variation and coordination: Root and leaf economics spectra in coffee across environmental gradients [PDF]

, 2017
Hypotheses on the existence of a universal “Root Economics Spectrum” (RES) have received arguably the least attention of all trait spectra, despite the key role root trait variation plays in resource acquisition potential.
de Melo Virginio Filho, Elias, Isaac, Marney E., Martin, Adam R., Rapidel, Bruno, Roupsard, Olivier, Van den Meersche, Karel   +5 more
core   +1 more source

A Review: Gayo Arabica Cupping Quality from Coffee Cherry to Green Bean

Jurnal Teknologi dan Industri Pertanian Indonesia, 2016
(Ulasan Ilmiah : Mutu Cita Rasa  Kopi Arabika Gayo dari Buah hingga Kopi Beras)  ABSTRACT. Arabica coffee as primary commodity attracts intensive study over the years in the whole coffee sectors.
Dian Hasni, Dedy Rahmad
doaj   +1 more source

Determination of Caffeine Content in Arabica and Robusta Green Coffee of Indian Origin

European Journal of Medicine and Natural Sciences, 2021
The coffee tree belongs to the Rubiaceae family, genus Coffea. Although more than 80 species of coffee have been identified worldwide, only two are economically important.
Luiza Caracostea, R. Sîrbu, F. Busuricu
semanticscholar   +1 more source

Analisis Pertanian Kopi Menggunakan Good Agriculture Practices (GAP) Pertanian Kopi di Kabupaten Garut

Prima: Journal of Community Empowering and Services
Analysis of Coffee Farming Using Good Agricultural Practices (GAP) Coffee Farming in Garut Regency. Good Agricultural Practices, or GAP on Coffee, is a guideline for good and sustainable coffee cultivation.
Nunung Isnaini Dwi Ningsih, Iwan Aminudin, Darkiman Ruminta, Phonika Aryati   +3 more
doaj   +1 more source