Results 81 to 90 of about 944,278 (220)

Research on Fluorescence Spectroscopy Characteristics of Dissolved Organic Matter of Landfill Leachate in the Rear Part of Three Gorges Reservoir

open access: yesJournal of Spectroscopy, 2015
Three-dimensional fluorescence and infrared spectroscopy analysis of the leachate dissolved organic matter (DOM) of the Three Gorges was reported in spring, summer, and autumn seasons, respectively.
Zhigang Xie, Wei Guan
doaj   +1 more source

Postbiotics Unveiled: The Next Emerging Trend in Functional Foods

open access: yesFood Science &Nutrition, Volume 14, Issue 10, October 2026.
The graphical abstract shows different postbiotic production techniques, such as sonication, fermentation, heat inactivation, high‐pressure processing, dehydration, pH modification, and omic technologies. Additionally, it highlights the emerging health benefits and applications of postbiotics, including immune modulation, gut–brain axis regulation ...
Zoha Wahid   +4 more
wiley   +1 more source

Amino acids in the sedimentary humic and fulvic acids

open access: yes, 1999
394-399Humic and fulvic acids isolated from a few sediment samples from Arabian Sea and Bay of Bengal were analysed for total hydrolysable amino acids concentration and their composition.
Sardessai, Sugandha
core  

The influence of pre-sowing seed treatment by biologically active compounds on soybean seed quality and yield

open access: yesPlant, Soil and Environment, 2016
The aim of the experiment was to improve seed quality of harvested soybean seed by pre-sowing seed treatment with biologically active compounds Lignohumate B (mixture of humic and fulvic acids), Lexin (mixture of humic and fulvic acids enriched by auxins)
P. Procházka   +3 more
doaj   +1 more source

Untreated Hair Dye Effluents Enter the Environment: Are They a Threat to Human Health?

open access: yesEnvironmental Toxicology, Volume 41, Issue 10, Page 998-1010, October 2026.
ABSTRACT The effluents generated during the process of hair dyeing exhibit a complex composition, comprising chemical compounds with varying toxicity levels. While the adverse impact of hair dyes on human health is acknowledged, there is a notable absence of studies addressing the toxicity associated with effluents produced during these activities. The
Letícia Cristina Gonçalves   +3 more
wiley   +1 more source

The persulfate oxidation of fulvic acids

open access: yes, 1982
6 pages, 2 tables, 10 references.Persulfate oxidation of two fulvic acids from different soils was accomplished. This is a new mild chemical degradative method which differentiates between fulvic acids isolated from soils developed under widely ...
Martín Martínez, Francisco   +1 more
core  

Relative abundance of amino acids of fulvic acid in sediment core GIK12347-1/2, NW African continental margin (Table VIIIe)

open access: yes, 1975
Relative abundance of amino acids of fulvic acid in sediment core GIK12347-1/2, NW African continental margin (Table ...
Peter J Müller (6959537)   +1 more
core   +1 more source

The effect of adding several levels and timings of humic and fulvic acids on some characteristics of barley yield

open access: yesJournal of Kerbala for Agricultural Sciences
A field experiment was conducted at Al-Dawwar Research Station, Agricultural Research Directorate, located in Anbar province, Ramadi city during the 2024–2025 agricultural season, The aim is to determine the optimal concentration levels of humic and ...
Mohammed S.B Al-Hayani
doaj   +1 more source

Direct and indirect photolysis of triclocarban in the presence of dissolved organic matter

open access: yesElementa: Science of the Anthropocene, 2015
Photolysis is an important attenuation pathway for the removal of wastewater effluent organic micropollutants from surface waters. In this work, direct and indirect processes leading to the degradation of the disinfectant, triclocarban were studied ...
Tamara D. Trouts, Yu-Ping Chin
doaj   +1 more source

Fulvic Acids and Viral Infections

open access: yesThe Open Conference Proceedings Journal, 2012
Fulvic acids are active principles in humic substances allowing big absorption of mineral ions from soil through vegetables. They are formed by large organic molecules having several reactive sites. Tested in mice and rats with radio- active labeled ions ( 45 Ca 2+ , 32 PO4 3- , 59 Fe 3+ and 131 I - ) in drinking water, it has been found that for even ...
openaire   +1 more source

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