Soil Survey of St. Mary Parish, Louisiana

This soil survey contains information that affects land use planning in this survey area. It contains predictions of soil behavior for selected land uses. The survey also highlights soil limitations, improvements needed to overcome the limitations, and the impact of .

Gypsum Dangers | Home Guides | SF Gate

Gypsum can also be found in cosmetics, drugs, toothpaste and in surgical and orthopedic casts. over the years (pellitized with sulfur) because of our heavy soils, also high in pH. Does it REALLY help to loosen up the soil and help water permiate better, or is it more myth than fact? Had a customer (HOA) call today and inquire about Gypsum for their lawns. They have ALL CLAY.

Why Gypsum Works in Your Soils: Part 4 ... Soil Solutions

The picture above shows a soil with a magnesium content greater than 25% and a CEC greater than 30. Notice the poor soil structure and how compact the soil is (less soil porosity). By increasing the calcium concentration relative to the magnesium, you can .

How to Improve Heavy Clay Soil

Gypsum adds calcium and sulfur—essential plant nutrients—to your soil. While lime adds calcium and makes soil less acidic, gypsum adds calcium without affecting your soil pH. Adding gypsum to vegetable s | Hunker

Determine how much gypsum you need for your lawn. A soil test can help determine the amount of clay in your lawn. Higher amounts of compacted clay in your soil will require a greater level of gypsum to produce the desired results. For heavily compacted soil, use 40 pounds of gypsum to cover 200 square feet, according to The Family Handyman website.

Adding Calcium Fact Sheets GARDENING AUSTRALIA

Nov 01, 2014· "Gypsum is sold as a claybreaker, but unlike the limes, it doesn''t affect the soil pH but still adds a good dose of calcium. Apply it at two to three handfuls per square metre, then water in.

Gypsum: an old product with a new use | Integrated Crop ...

The Ca 2 + ions simply interact with exchange sites in soil and sulfate remains dissolved in soil water. Gypsum as a fertilizer? Gypsum is a fertilizer product and supplies the cropavailable form of calcium (Ca 2 +) and sulfur (SO 4 2). If these forms are deficient in soil, then crop productivity will benefit if gypsum is applied.