leonardite
National Institutes of Health
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In 1998, a toxic mine spill polluted a 55-km2 area in a basin southward to Doñana National Park (Spain). Subsequent attempts to…
Adsorption is one of the important techniques in arsenic removal from aqueous solutions. In this study, the As removal efficiency…
In order to evaluate the relationship between different traits on grain yield in bread wheat, 12 bread wheat ( Triticum Aestivum…
A field experiment was conducted under semiarid conditions to investigate the effect of cattle manure (20 and 40 t ha -1…
Geochemical characterization of the inorganic and organic fractions of a Spanish leonardite coal (Torrelapaja, Cretaceous basin…
The aim of the 2 years (2006-2007) experiments carried out with carrots was to determine the influence of biostimulators from…
New Mexico-mined raw leonardite was characterized by comparing it with the International Humic Substances Society's Standard…
Leonardite, a soft coal-like substance associated with lignite, can be produced in a laboratory under controlled conditions…