x  Buol, S.W. <br/><br/>
Soil genesis and classification  x 

 - 4th 
 - Iowa  Iowa State University Press  1997 
 - xvi, 527p 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science Soils-classification 
<br/><br/><label>Dewey Class. No.: </label>631.4/S683