Mushroom grows on Substrate – just think of it as substitute for soil. Substrate is simply organic waste from the farms. This includes; wheat straw, rice straw, saw dust, cotton seed hulls, sugarcane burgesses, bean straw and Maize straw. You will need to learn how to prepare substrates as i shall be showing you in this ebook. Alternatively, you can purchase it ready made. Jomo Kenyatta Unive…