Results 71 to 80 of about 231,900 (245)

Toxic effects and signal regulation of Eucalyptus robusta volatiles on Vicia faba cells

open access: yesGuangxi Zhiwu, 2023
To understand the cytological mechanism of allelopathy of Eucalyptus robusta, the toxic effects of volatiles from E. robusta were studied by microscopic, cytochemical and qRT-PCR techniques, taking volatile oil from E.
Yumin REN   +3 more
doaj   +1 more source

Studi Penggunaan Uv-vis Spectroscopy Dan Kemometrika Untuk Mengidentifikasi Pemalsuan Kopi Arabika Dan Robusta Secara Cepat [PDF]

open access: yes, 2017
There are two popular coffees in Indonesia, namely Arabica and Robusta coffees. Arabica coffee has a better quality than Robusta do. This research aimed to identify the purity of Arabica coffee; and Robusta as mixture ingredient, by using technology of ...
Iriani, R. (Riri)   +4 more
core  

Kopy Luwak: a conservation strategy for global market [PDF]

open access: yes, 2012
Subject area – Niche products and environmental ethics. Study level/applicability – The case is suitable for undergraduate students who have some understanding of competitive advantage in emerging economies, of niche products, the resource-based ...
Pratono, Aluisius Hery   +1 more
core   +1 more source

Beyond species means – the intraspecific contribution to global wood density variation

open access: yesNew Phytologist, EarlyView.
Summary Wood density is central for estimating vegetation carbon storage and a plant functional trait of great ecological and evolutionary importance. However, the global extent of wood density variation is unclear, especially at the intraspecific level. We assembled the most comprehensive wood density collection to date, including 109 626 records from
Fabian Jörg Fischer   +105 more
wiley   +1 more source

Growth of Cut-Grafting Robusta Coffee Seeds Utilizing Orthotropic and Plagiotropic Rootstocks with Application Bacillus and Pseudomonas Mixture

open access: yesJournal of Applied Agricultural Science and Technology
Vegetative propagation by cut-grafting has the advantage of being able to obtain seeds that inherit two superior traits from two scion clones in a relatively short time.
Muhammad Ghufron Rosyady   +7 more
doaj   +1 more source

Riffle Beetles of Wisconsin (Coleoptera: Dryopidae, Elmidae, Lutrochidae, Psephenidae) With Notes on Distribution, Habitat, and Identification [PDF]

open access: yes, 2017
Twenty-four species of Elmidae, three species of Psephenidae, two species of Dryopidae, and one species of Lutrochidae were represented among 33,351 riffle beetles that were identified from Wisconsin.
Hilsenhoff, William L, Schmude, Kurt l
core   +2 more sources

Domestication‐Selected Promoter Insertion in WRKY17 Increases Cadmium Sensitivity in Apple

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT With increasing industrialisation and human activities, heavy metal pollution has become a serious environmental concern, particularly cadmium (Cd) contamination. This study reveals significant differences in Cd tolerance between wild apple (Malus spp.) and cultivated apple (Malus domestica).
Chanyu Wang   +15 more
wiley   +1 more source

Fuelwood demand and supply in Rwanda and the role of agroforestry [PDF]

open access: yes, 2011
Fuelwood in Rwanda is assumed to come from forests and woodlands, thus contributing to large-scale deforestation. Available studies on fuelwood demand and supply support this assumption and indicate a continuously rising demand of fuelwood, notably from ...
Mohren, G.M.J., Ndayambaje, J.D.
core   +2 more sources

Thermal Safety Margins and Peak Leaf Temperatures Predict Vulnerability of Diverse Plant Species to an Experimental Heatwave

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Extreme heat can push plants beyond their thermal safety margin (TSM) if maximum leaf temperature (Tleaf_max) exceeds leaf critical temperature (Tcrit). The TSM is potentially useful for assessing heat vulnerability across species but needs further validation, so we exposed 50 tree/shrub species in controlled glasshouses to a 6‐day heatwave ...
Diana Cox   +8 more
wiley   +1 more source

The Effect of Extraction Time Variation on Caffeine Content in Robusta Coffee Extract using Ultrasound-Assisted Extraction Method

open access: yesJournal of Food and Pharmaceutical Sciences
West Lampung Robusta coffee has a higher caffeine content than other types of coffee. The variations in extraction time in ultrasound-assisted extraction (UAE) produced different caffeine contents than conventional extraction methods.
Amelia Putri Anggraini   +3 more
doaj   +1 more source

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