Free draining soilsDefinition A soil where drainage occurs gradually over winter by piston displacement in the unsaturated phase. The wetting front moves to depth at rates of a few metres a year depending on drainage volumes and the pore volume of the soil and base rock. Preferred Units: N/A Scope Note: N/A This term is used for the following terms: N/A Approved Date 01-Feb-2016 Click here to give feedback on this term or suggest an update. |