CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10356 | - | Peat - Determination of degree of decomposition | Izstrādē |
| 10355 | - | Soil improvers and growing media - Determination of titrable acidity/alkalinity | Izstrādē |
| 10353 | - | Soil improvers and growing media - Determination of inert contaminants content | Izstrādē |
| 10339 | - | Soil improvers and growing media - Determination of total elements content - Part 2: Determination of nitrogen content | Izstrādē |
| 10337 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 13: Determination of zinc content | Izstrādē |
| 10336 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 12: Determination of molybdenum content | Izstrādē |
| 10335 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 11: Determination of manganese content | Izstrādē |
| 10334 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 10: Determination of iron content | Izstrādē |
| 10333 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 9: Determination of copper content | Izstrādē |
| 10331 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 7: Determination of Boron content | Izstrādē |
Displaying 131-140 of 161 results.