CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10377 | EN 13650:2001 | Soil improvers and growing media - Extraction of aqua regia soluble elements | Izstrādē |
| 27079 | CEN/TS 16201:2013 | Sludge, treated biowaste and soil - Determination of viable plant seeds and propagules | Izstrādē |
| 70764 | prEN 18256 | Digestate - Determination of the residual biogas potential | Izstrādē |
| 69625 | prEN 13654-1 | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Izstrādē |
| 69624 | prEN 13651 | Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients | Izstrādē |
| 78568 | prEN 16086-1 rev | Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage | Izstrādē |
| 69626 | prEN 16087-1 | Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 1: Oxygen uptake rate (OUR) | Izstrādē |
| 69554 | prEN 17733 | Soil improvers and growing media - Methods for sampling and sample preparation | Izstrādē |
| 29387 | EN 13041:2011 | Soil improvers and growing media - Determination of physical properties - Dry bulk density, air volume, water volume, shrinkage value and total pore space | Izstrādē |
| 80631 | prEN 13041 rev | Soil improvers and growing media — Determination of physical properties — Dry bulk density, air volume, water volume, shrinkage value and total pore space | Izstrādē |
Displaying 71-80 of 159 results.