Forest Record, Issue 69H.M. Stationery Office, 1949 - Forests and forestry |
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Common terms and phrases
Alluvium altitude areas black amorphous peat BOG HILL PEAT brown podzolic Calluna cent Cirsium vulgare classification clayey Clocaenog coarse scree colluvium colour concave convex crop deep peat Devonian especially evapotranspiration Exposure Zone extensive FLUSHED JUNCUS BOG forest freely drained glacial glacial till gley soils grasses Hafren hilltops Holcus humus Inadequate aeration INTERGRADE IRONPAN SOIL Juncus effusus layer Lead mining spoil Less than 45 loamy scree LOWLAND BROWN EARTH lowland zone maps mid Wales middle slopes mineral soil MOLINIA BOG mottled NON-FLUSHED SPHAGNUM BOG occasionally occur ochreous Ordovician pale grey parent material peat over rock PEATY GLEY Phosphate plateau poorly drained rainfall region rock and coarse rootable depth rooting scree Shallow bedrock Shallow peat Silurian slaty soil types STEEP BROWN EARTH subsoil surface SURFACE-WATER GLEY Table thin top height topography topsoil Tywi UPLAND BROWN EARTH upland zone upper slopes Usually over 60 vegetation windsnap windthrow hazard ба ст