ATCC medium: 320 Hay infusion agar
Partially decomposed hay.... 50.0 g
Distilled water.............. 1.0 L
Autoclave at 121C for 30 minutes. Filter.
Add water to filtrate to 1.0 L.
Add: .......................2.0 g
K2HPO4 Agar........................ 15.0 g
Adjust pH to 6.2.