Fig 1. Review of substrates and supplements used for P. ostreatus and G. lucidum.

The percentage of occurrence refers to the occurrence of these ingredients reported in the literature (see Table 1 for the references). The circles and squares indicate compositions that have been reported to increase the yield of P. ostreatus and G. lucidum, respectively. The sawdust commonly used is typically from oak, alder, beech, acacia or poplar.