Salts are natural components of soil, surface, and groundwater. They are ionic mineral compounds, which means they bonded by electrostatic attractions between cations (+ charge) and anions (- charge).

Throughout human history, our relationship with the soil has affected our ability to cultivate crops and influenced the success of civilizations. This relationship between humans, the earth, and ...

Soil holds nutrients for plant uptake, holds water and air for metabolic processes, provides habitat for living organisms, ...

Soil is a mixture of tiny particles of rock, dead plants and animals, air and water. Different soils have different properties depending on their composition. Sandy soil is pale coloured and has ...

You may be surprised to learn that the common mineral components of soil — clay, silt, sand — are not present in potting soil mix. It usually includes pumice, perlite and vermiculite ...