During mushroom cultivation, compost colonized with mushroom mycelium is covered with a 3–5 cm thick casing layer which is nutritionally deficient medium to initiate the development of sporophores. Casing acts as a platform for initiation of uniform fruitification and also provides anchorage and essential reserves for developing sporophores of mushrooms. Peat moss is mainly used as casing In most of the countries but, in India, FYM + loam soil is used as casing for the production of
