9Chvostova V, Nerud F, Homolka L. Viability of wood-inhabiting basidiomycetes following cryogenic preservation [ J ]. Folia Micro- biologica, 1995,40 (2) : 193-197.
10Homolka L, Lisa L, Nerud F. Basidiomycete cultures on perlite survive successfully repeated freezing and thawing in cryovials without subculturing[ J ]. J Microbiol Methods,2007,69 (3) :529- 532.