Soil-borne fungal diseases threaten crop productivity and quality, and the agricultural sector has long relied on chemicals to manage these pathogens. However, new research is uncovering a natural ...

Both biochar and humic acid adsorb heavy metals, but their combined effect has rarely been reported. In this paper, the adsorption of Cu(II) by single biochar (BS) and biochar with humic acid (BS + HA ...

Humic substances (HSs) constitute a broad group of heterogeneous organic macromolecules that originate from the decomposition of plant and microbial residues in soils, sediments, and aquatic systems 1 ...

Humic acid (HA) is a macromolecular organic substance which is widely used in agriculture, forestry, animal husbandry, chemical industry, building materials, medicine, environmental protection, and a ...