 |
Cumulic Regosolic Soil
Profile descriptionC1 (0 to 3 cm) Very dark brown (10YR 3/2 m); silty clay; weak fine granular 13 cm thick C2 (3 to 18 cm) Very dark grayish brown (10YR 3/2 m); clay loam; weak, fine and fine pseudogranular; friable; diffuse boundary C3 (18-36 cm) Very dark grayish brown (10YR 3/2 m); clay; weak fine
pseudogranular; non-calcareous
|
| Cumulic Regosols | -Chemical Properties | ||||||
|---|---|---|---|---|---|---|---|
| Horizons | pH | OM(%) | CEC | Ca2+ | Mg2+ | Na+ | K+ |
| (cmolc kg-1) | |||||||
| H | 4.8 | - | - | - | - | - | - |
| C1 | 5.5 | 17.0 | 46.0 | 22.2 | 7.4 | 0.1 | 0.4 |
| C2 | 5.3 | 5.0 | 25.0 | 12.8 | 5.7 | 0.1 | 0.2 |
| C3 | 6.0 | 10.6 | 34.9 | 19.0 | 5.9 | 0.1 | 0.4 |
| Cumulic Regosols | -Physical Properties | |||
|---|---|---|---|---|
| Horizons | Sand | Silt | Clay | BD |
| H | - | - | - | - |
| C1 | 15 | 42 | 43 | - |
| C2 | 21 | 40 | 39 | - |
| C3 | 19 | 32 | 49 | - |
Refs.
Clayton, J.S., W.A. Ehlrich, D.B. Cann, J. H. Day and I.B. Marshall. 1977. Soils of Canada Vol 1. Soil report. Supply and Services Canada, Ottawa
Agriculture Canada Expert Committee on Soil survey. 1987. The Canadian System of Soil Classification. 2nd ed. Agric. Can. Publ. 1646. 164 pp.