W Economic sectors > W.01 Agriculture > W.01.03 Agricultural economics > Agricultural soil

V Economics > V.11 Regional science > V.11.03 Land economics > Agricultural soil

V Economics > V.11 Regional science > V.11.03 Land economics > Land use > Agricultural soil

... > V Economics > V.12 Environmental and resource economics > V.12.03 Resource economics > Natural resource use > Land use > Agricultural soil