d_humus
Last change: 2026.2
| CODE | DESCRIPTION | DESCRIPTION_FSCC | REFERENCE | FROM_YEAR | TO_YEAR |
|---|---|---|---|---|---|
| 1 | Mull | No presence of OH and presence of zoA from anecic and endogeic earthworms | Manual Version 2025 | 1984 | |
| 2 | Moder | Presence of zoOF, OH and A, gradual transition between OH and mineral A or presence of OF, zoOH if overlying bedrock/coarse debris | Manual Version 2025 | 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 | Manual Version 2025 | 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. | Manual Version 2025 | 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. | Manual Version 2025 | 2007 | |
| 5 | Peat | Manual Version 2006 | 1984 | 2006 | |
| 6 | Other | Manual Version 2006 | 1984 | 2006 | |
| 6 | Histomull | zoHS 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 | Manual Version 2025 | 2007 | 2024 |
| 7 | Histomoder | Hs dominant, faunal activity mainly springtails | Manual Version 2025 | 2007 | 2024 |
| 7 | Raw (Roh) | Manual Version 2006 | 1984 | 2006 | |
| 8 | Histomor | No or nearly no faunal activity Fibric (HF) - mesic (HM) - sapric forms (HS) | Manual Version 2025 | 2007 | 2024 |
| 9 | Histoamphi | Aa or Aaz is dominant Presence of a Hz arthropod activity and a Aaz horizon | Manual Version 2025 | 2007 | 2024 |
| 10 | Tangel | OH > 2 * thickness of A, transition between organic and mineral soil not disriminating | Manual Version 2025 | 1984 | |
| 11 | Saprimoor | Dominance of ZoHS or lHS, Absence of HF or HM | Manual Version 2025 | 1984 | |
| 12 | Mesimoor | Dominance of HM or nozHS | Manual Version 2025 | 1984 | |
| 13 | Fibrimoor | Dominance of HF | Manual Version 2025 | 1984 | |
| 14 | Amphimoor | Dominance of HS, HF en/of HM subdominant | Manual Version 2025 | 1984 | |
| 99 | Unknown | 1984 |