Humic substances represent a crucial component of soil organic matter, playing an instrumental role in nutrient cycling, water retention and the enhancement of soil structure. Their complex and ...

A reader e-mailed me with a question about humic acid. Since the quality of their lawn is not as good as they desire it to be, a lawn service has recommended an application of humic acid. They want to ...

An acid found in rich humus soil breaks down the misfolded brain proteins — called prions — that cause chronic wasting disease. When concentrations of humic acid similar to those found in soils were ...

Fulvic and humic acid could be beneficial additions to spray tank mixes, enabling growers to increase efficacy and successfully cut back glyphosate and fertiliser rates by one-third. Both fulvic and ...