Grain preparation and sterilization are crucial in mushroom production to ensure optimal growth and minimize contamination. I chose high-quality, uncontaminated guinea corn, rinsed it thoroughly, and cooked it by boiling and simmering for 30 to 60 minutes until softened.
After draining and cooling the grains, I air-dried them and placed them in transparent bottles, filling them nearly to the top, covered with cotton wool for gas exchange. I