NA 119
DIN Standards Committee Water Practice
DIN 4220-1 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 4047-4 | 1998-02 | Water engineering of agricultural lands - Part 4: Terms, peat and peat soils More |
| DIN 19684-6 | 1997-12 | Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 6: Determination of iron soluble in oxalate solution More |