Soil physics /
Kohnke, Helmut.
Soil physics / Helmut Kohnke. - New York : McGraw- Hill, 1968. - ix, 224 pages : illustrations ; 23 cm.
Includes references.
Soil physics / Helmut Kohnke. - New York : McGraw- Hill, 1968. - ix, 224 pages : illustrations ; 23 cm.
Includes references.