A number of experiments were done to further our understanding of the substrate utilization in button mushroom crops (Agaricus bisporus). An analysis of the degradation of dry matter of the substrate during a crop cycle revealed that for pin formation the upper 1/3rd layer is used. for the production of flush one all layers are involved and for flush two mainly the lower 1/3 layer is ... https://thesexgardenes.shop/product-category/lubricants/