K2HPO4 1 g Czapek concetrate* 10 ml Yeast extract or autolysate 5 g Sucrose 30 g Agar 15 g Distilled water 1000 ml Autoclave at 115°C for 20 min. *Czapek concentrate: NaNO3 30 g KCl 5 g MgSO4.7H2O 5 g FeSO4.7H2O 0.1 g Distilled water 100 ml