Allison, Franklin E.  1892-1972. <br/><br/>
Soil organic matter and its role in crop production 
F. E. Allison 
 - Amsterdam  Elsevier Scientific Pub. Co.  1973 
 - vi, 639 p.  25 cm. 
 - Developments in soil science  3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humus<br/>Soil science<br/>Organic farming
<br/><br/><label>Dewey Class. No.: </label>631.4  / 17