Abstract
Deals with the occurrence of the derivatives in surface soils under Oak. The organic matter of mor-humus layers contains about twice the concentration present in that of mulls. Increasing concentration is clearly correlated with decreasing soil pH.
Original language | Undefined/Unknown |
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Pages (from-to) | 258-261 |
Number of pages | 4 |
Journal | Soil Science |
Volume | 87 |
Issue number | 5 |
State | Published - 1959 |
Keywords
- Fossil pigments in lake sediments as indicators of productivity, evolution, eutrophication and sources of organic matter
- Woodland ecology