Description
The top layer of agricultural soil is ploughed annually which results in a mixing of this layer.
OPA Category
Category as used in the OPA assessment
Biosphere
OPA Number
Number as used in the OPA assessment
2.20
NEA V1 IFEP Reference(s)
Related IFEPs from the NEA V1 IFEP list from 1999
2.4.09, 2.3.02