Preparation of substrate for button mushroom follows a complex two-stage ... The process of composting (first phase) takes 15 to 21 days. The compost is allowed to settle so that it is more ...

The Director, DMR, VP Sharma says, “Scientists evaluated four raw materials for the preparation of compost for button mushroom i.e. wheat straw, paddy straw, mustard straw and sugarcane bagasse ...