Soil Atlas F — Subhydric horizon
F

Horizon master symbol

Subhydric horizon

Horizon formed from gyttja/mudde under water cover, in subhydric soils (e.g. protopedon, gyttja).

KA3 KA4 KA5 KA6

KA3–KA5

7

KA6

5

Symbols in DB

9

Examples: F Fo Fr

Profiles with this horizon

14