Soil-geographical zoning of the U.S.S.R. in relation to the agricultural usage of lands - Sovet po izucheniiu proizvoditelnykh sil (Soviet Union); Letunov, P. A.; Akademiia nauk SSSR. Pochvennyi institut im. V.V. Dokuchaeva (Jerusalem : Israel Program for Scientific Translations, 1963)
Cabecera de portada: Academy of Sciences of the U.S.S.R. Council for the Study of Productive Resources. Dokuchaev Soil Institute.
Published in the U.S.A. by Daniel Davey, New York.
Bibliografía: p. 446-479.
Keywords: Soils -- Soviet Union