The genesis and classification of cold soils /

gan Rieger, Samuel
Cyhoeddwyd 1983

The geography of soil /

gan Bunting, Brian T.
Cyhoeddwyd 1965

Pedogenesis and soil taxonomy /

Cyhoeddwyd 1983

Pedology : pedogenesis and classification /

gan Duchaufour, Philippe, 1912-
Cyhoeddwyd 1982

Quantitative and numerical methods in soil classification and survey /

gan Webster, R.
Cyhoeddwyd 1977

Soil classification for soil survey /

gan Butler, B. E.
Cyhoeddwyd 1980

Soil genesis and classification : [By] S.W. Buol, F.D. Hole [and] R.J. McCracken.

gan Buol, S. W.
Cyhoeddwyd 1973

Soils of the world /

gan Glazovskai︠a︡, M. A.
Cyhoeddwyd 1984

The soils that support us : an introduction to the study of soils and their use by men /

gan Kellogg, Charles Edwin, 1902-
Cyhoeddwyd 1941

Statistical methods in soil and land resource survey /

gan Webster, R.
Cyhoeddwyd 1990