CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10355 | - | Soil improvers and growing media - Determination of titrable acidity/alkalinity | Izstrādē |
| 10356 | - | Peat - Determination of degree of decomposition | Izstrādē |
| 10361 | - | Soil improvers and growing media - Determination of phytotoxicity | Izstrādē |
| 10364 | - | Soil improvers and growing media - Determination of plant propagules content | Izstrādē |
| 10371 | - | Soil improvers and growing media - Determination of fluoride content | Izstrādē |
| 10327 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 3: Determination of calcium content | Izstrādē |
| 10335 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 11: Determination of manganese content | Izstrādē |
| 10329 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 5: Determination of sulfur content | Izstrādē |
| 10321 | - | Soil improvers and growing media - Methods of extraction - Part 2: Extraction by ammonium acetate | Izstrādē |
| 10323 | - | Soil improvers and growing media - Determination after extraction by water - Part 2: Determination of ammoniacal nitrogen contents | Izstrādē |
Displaying 131-140 of 159 results.