Definitions of soil units for the 'Soil map of the world', April 1968
By: prepared by R. Dudal.
Contributors: Dudal, R.; Food and Agriculture Organization. Land and Water Development Division. World Soil Resources Office.; FAO/UNESCO Soil Map of the World Project.; Unesco.
Series: Soil Map of the World Project; World soil resources reports -- no.33
Publisher: World Soil Resources Office, Land and Water Development Division, FAO
Published: 1968
Place of publication: Rome
Language: eng
Other titles: Soil map of the world.