Building The Perfect Soil

Farmers want a good soil. But after decades of farming, they are left with a soil that is anything but perfect. Intensive crop production with tillage, pesticides, nutrient removal, erosion and soil degradation have left them with a less than perfect soil. However, even seemingly perfect soils do not stay...

How Do I Know If I Have Dispersive Soils That Need Gypsum?

Soils containing dispersible clays can be problem soils. A dispersible clay is a clay that does not stay stable when wetted, but slakes or disperses easily. The major problem with dispersed clay is that it can block soil pores and reduce water permeability. The fine clay also acts as a...

How Does Gypsum Remediate Saline And Sodic Soils?

How does gypsum help? One of the most popular and best-known uses of gypsum is in reclaiming saline and sodic soils and remediating irrigation waters high in sodium salts. In the southwestern U.S. (California and Arizona), Rio Grande valley and other parts of the world, soils and irrigation water can...

What is Selenite?

Selenite is a naturally occurring crystalline mineral also known as gypsum or calcium sulfate. Despite the similarity in the words, selenite contains no significant amount of selenium. In its purest form, selenite is nearly transparent and colorless; however most mined selenite is whitish to opaque to brownish in color. EcoGEM’s...