A soil map available online. POLK COUNTY, Ore. — Soil science has come a long way since Milton Whitney in 1899 began surveying soils in the tobacco lands of Connecticut. Whitney’s project to match ...

Salts are compounds formed when positively charged cations such as sodium (Na⁺), calcium (Ca²⁺), magnesium (Mg²⁺) and potassium (K⁺) combine with negatively ...

REDLANDS >> Novice gardeners may not be aware of how varied soil types and the use of soil amendments affect gardening and, therefore, the success of their landscapes. Redlands has three categories of ...

Corpus Christi (Kiii News) — The South Texas Gardener joined us in our studios Saturday morning on 3 News First Edition to talk about types of soils and which are best for your plants at home. Gabriel ...

African soils are as diverse as the continent's landscapes, and understanding them is key to sustainable agriculture ...