These figures belong to the named source and method. Historical costs are not current quotations. A value without its stage, material basis or measurement location is not a farm instruction.
| What is measured | Value and basis | Source and limitation |
|---|---|---|
| Yield loss from competitor moulds in oyster | up to 70 % | ICAR-DMR manual, 2011. Reported upper limit, not a typical loss. |
| Wet bubble spore survival in casing soil | 3 years | ICAR-DMR wet bubble folder. Casing material is the control point; steam treatment is described by DMR. |

