You must increase gypsum within the spring and the autumn. It’s critical that you choose to evenly distribute the gypsum and h2o it totally immediately after application.  Gypsum is among the most ample sulfate mineral on the planet and happens in sedimentary, volcanic, hydrothermal and in some cases extraterrestrial environments. https://www.propanraya.com/id/produk/eco-gypsum-ee-4050