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 |
|---|---|---|
| Casing thickness | 3-4 cm | ICAR-DMR manual, 2011. The same manual also instructs 4 to 5 cm. |
| Casing pH | 7.0-7.5 pH | ICAR-DMR manual, 2011. With conductivity 400 to 600 micromho. |

