CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 71904 | LVS CEN/TS 17731:2022 | Growing media - Determination of specific parameters | Standarts spēkā |
| 71902 | CEN/TS 17729:2022 | Soil improvers - Determination of specific parameters | Standarts spēkā |
| 31135 | LVS EN 16086-2:2012 | Soil improvers and growing media - Determination of plant response - Part 2: Petri dish test using cress | Standarts spēkā |
| 73432 | LVS CEN/TS 17733:2022 | Soil improvers and growing media - Sampling and sample preparation | Standarts spēkā |
| 27884 | LVS EN 15761:2010 | Pre-shaped growing media - Determination of length, width, height, volume and bulk density | Standarts spēkā |
| 29388 | LVS EN 16086-1:2012 | Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage | Standarts spēkā |
| 24337 | LVS EN 15428:2008 | Soil improvers and growing media - Determination of particle size distribution | Standarts spēkā |
| 24761 | LVS EN 13040:2008 | Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density | Standarts spēkā |
| 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) | Aptauja slēgta |
| 70756 | prEN 18254 | Soil improvers and growing media - Determination of the inorganic arsenic content | Aptauja slēgta |
Displaying 31-40 of 161 results.