FIM (Fungus Isolating Medium)

Originally cited by Clements et. al., 1986. A preliminary report on  the symbiotic germination of European terrestrial orchids. Kew  Bulletin, 41, 437-45. 

Ca(NO3) 2 * 4 H2O  500 mg  KH2PO4  200 mg  MgSO4 * 7 H2O  100 mg  KCl  100 mg  Sucrose  5 g  Yeast extract  100 mg  Agar  10 g

Source: Rasmussen, H. Terrestrial orchids from seed to mycotrophic plant. Cambridge University Press, Cambridge. 1995.