d_humus
Last change: 2026.1
| CODE | DESCRIPTION | DESCRIPTION_FSCC | FROM_YEAR | TO_YEAR |
|---|---|---|---|---|
| 1 | Mull | No presence of OH and presence of zoA from anecic and endogeic earthworms | 1984 | |
| 2 | Moder | Presence of zoOF, OH and Ajz/Aze, gradual transition between OH and mineral A or presence of OF, OHz if overlying bedrock/coarse debris | 1984 | |
| 3 | Mor | Presence of OH and nozA (with sharp transition to OH) and Soil macrofauna absent, low abundance or absence of mesofauna, nozA never zoogenic | 1984 | |
| 4 | Amphi (or Amphihumus) | Presence of OH and zoA and thick holorganic horizon with more or less sharp transition to the below zoogenous zoA. | 2007 | |
| 5 | Anmoor | Presence of a anA horizon. An anA horizon contains 8-17% organic carbon, is at least 20 cm thick and is developed under influence of stagnant water or fluctuating groundwater, organic substance highly humified with greasy (smeary) consistence. | 2007 | |
| 5 | Peat | 1984 | 2006 | |
| 6 | Histomull | Hz dominant with high faunal activity (anecic worms) Drained eutrophic peat soils with high content of clay (10-30%) or peat with thin subdominant clay cover. Mostly grasslands, sometimes drained Elder woods Ectoorganic layers are rare or extremely thin | 2007 | 2024 |
| 6 | Other | 1984 | 2006 | |
| 7 | Raw (Roh) | 1984 | 2006 | |
| 7 | Histomoder | Hs dominant, faunal activity mainly springtails | 2007 | 2024 |
| 8 | Histomor | No or nearly no faunal activity Fibric (Hf) - mesic (Hfs) - sapric forms (Hs) | 2007 | 2024 |
| 9 | Histoamphi | Aa or Aaz is dominant Presence of a Hz arthropod activity and a Aaz horizon | 2007 | 2024 |
| 10 | Tangel | OH > 2 * thickness of A, transition between organic and mineral soil not disriminating | 1984 | |
| 11 | Saprimoor | Dominance of ZoHS or lHS, Absence of HF or HM | 1984 | |
| 12 | Mesimoor | Dominance of HM or nozHS | 1984 | |
| 13 | Fibrimoor | Dominance of HF | 1984 | |
| 14 | Amphimoor | Dominance of HS, HF en/of HM subdominant | 1984 |