Results 101 to 110 of about 2,736,925 (213)

A model for predicting dissolved organic carbon distribution in a reservoir water using fluorescence spectroscopy [PDF]

open access: yes, 2004
A number of water treatment works (WTW) in the north of England (UK) have experienced problems in reducing the dissolved organic carbon (DOC) present in the water to a sufficiently low level.
Voros, Sandrine   +9 more
core   +1 more source

Preparation of Phenol–Formaldehyde Foams Using Fulvic Acid

open access: yes, 2011
:preparation fulvic acid(FA) from lignite in particular process,fulvic acid- phenol-formaldehyde foams(FAPF) were synthesized using the FA as the replacement of phenol at varying ratios from 15-60 wt.%.
Xiao Su, Xiang Lin Zhang, Zheng An Wang
core   +1 more source

Fulvic and humic acid fertilizers are ineffective in dry bean [PDF]

open access: yes, 2016
Studies were conducted in Ontario dry bean (Phaseolus vulgaris L.) in 2010 and 2011 using fulvic acid (LX7速, MTS Environmental Inc.) or humic acid (Plant XL速, Alpha-Agri) fertilizers.
Depuydt, Donald   +3 more
core   +1 more source

Potential Effect of Mycorrhizal Inoculation, Fulvic Acid and Potassium Silicate on the Activity of Enzymatic Antioxidants and Nutritional Status of Wheat Grown Under Drought Conditions [PDF]

open access: yesJournal of Plant Production
Given the importance of wheat as a strategic crop and the increasing threats posed by water scarcity, this study aims to evaluate the effects of mycorrhizal inoculation, fulvic acid and potassium silicate on the activity of enzymatic antioxidants in ...
M. Abdel-Moneam   +3 more
doaj   +1 more source

Chromatographic and Spectroscopic Studies on Aquatic Fulvic Acid [PDF]

open access: yes, 1986
High Performance Liquid Chromatography (HPLC) was used to investigate the utility of this technique for the analytical and preparative separation of components of aquatic fulvic acids (FA).
Chang, David Juan-Yuan
core  

Effects of growth stage and fulvic acid on the diversity and dynamics of endophytic bacterial community in Stevia rebaudiana Bertoni leaves

open access: yesFrontiers in Microbiology, 2015
The aim of this study was to learn the interactions among the endophytic bacteria, the plant growth, the foliar spray of fulvic acid, and the accumulation of steviol glycosides in the leaves of Stevia rebaudiana.
Xuejian eYu   +4 more
doaj   +1 more source

fulvic acid

open access: yes
Citation: 'fulvic acid' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.14703 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Kinetics of redox cycling of iron coupled with fulvic acid

open access: yes, 1993
The kinetics of conversion of iron(III) (hydr)oxides to ferrous iron mediated by fulvic acid have been investigated in order to improve the understanding of the redox cycling of iron at the oxic-anoxic boundary in natural waters.
Stumm, Werner (author)   +1 more
core   +1 more source

Effects of hydration on the molecular structure of divalent metal ion-fulvic acid complexes: A MOPAC (PM3) study

open access: yes, 1998
Click on the DOI link to access this article at the publisher's website (may not be free)A semi-empirical model of Suwannee River fulvic acid, based on spectroscopic and electrochemical evidence, has been used as a basis for determining the structural ...
Nantsis, Evangelos A., Carper, W. Robert
core   +1 more source

FULVIC ACID COATED IRON OXIDE NANOPARTICLES FOR MAGNETIC RESONANCE IMAGING CONTRAST AGENT

open access: yes, 2010
Fulvic acid coated Fe 3 O 4 superparamagnetic nanoparticles were synthesized by a coprecipitation technique with iron salts and a small molecule stabilizer-fulvic acid.
WENJIE ZHANG   +6 more
core   +1 more source

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