by EcoGEM | Jul 22, 2014 | Gypsum, Uncategorized
How does calcium remediate pH problems associated with an acid subsoil? Soils can be acid or alkaline. Acid soils occur where there has been a lot of rainfall over the centuries. Acid soils are highly weathered, and many minerals and bases have been leached. Alkaline...
by EcoGEM | Jul 18, 2014 | Gypsum, Uncategorized
Gypsum is calcium sulfate, and lime is calcium carbonate. Both are soil amendments, and both provide calcium. Only gypsum provides a source of sulfur. Gypsum is actively marketed as a soil amendment. Gypsum can be mined. Mined gypsum is a relatively pure and clean...
