Stallings, J. H.
Soil: use and improvement / J.H. Stallilngs. - Englewood Cliff : Prentice Hall, 1957. - viii, 403p.: ill.
Soil conservation
Soil erosion.
Soil: use and improvement / J.H. Stallilngs. - Englewood Cliff : Prentice Hall, 1957. - viii, 403p.: ill.
Soil conservation
Soil erosion.