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| Subject | English | German |
| nat.res. | actual humus form | aktuelle Humusform (altered by man) |
| nat.res. | actual humus form | aktuelle Standortsform (altered by man) |
| nat.res. | actual humus form | aktuelle Vegetationsform (altered by man) |
| nat.res. | actual humus form | aktuelle Bodenform (altered by man) |
| biol. | humus form | Humusform |
| nat.res. | humus forms | Humustypen |
| nat.res. | humus forms | Humusformen |