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

Humification of lignocellulosic biomass is fundamental to soil fertility, microbial stability, and carbon sequestration, generating humic substances that act as long-term carbon reservoirs and energy ...

Every farmer and every allotment gardener knows that humus is good for plant growth. But why? Humus contains humic substances. These substances have numerous advantages for the soil. In particular, ...