Gypsum Might make clay soil absorbent when guaranteeing it drains quick adequate to stop h2o buildup and root rot. The calcium it provides will also retain grassroots healthier. Gypsum for soil solutions this problem by breaking down compacted soil to permit great drainage and nutrient absorption, necessary in plant growth.  https://www.propanraya.com/id/produk/eco-gypsum-ee-4050