"the layer of soil between the topsoil and bedrock"@en-us . "subsoil"^^ . "0.0167256"^^ . "0.244328"^^ . "14695838-n"^^ . "0.0094453"^^ . . "0"^^ . . . . . "0"^^ . . . "0.175059"^^ . . . "undersoil"@en-us . "0.15607"^^ . . "0.134886"^^ . "subsoil"@en-us . "0.0473454"^^ . . . "0.216141"^^ . "114695838"^^ . . . "113855756"@en-us . . . .