Soil biology :  reviews of research. 

 - Paris :  Unesco,  1969. 
 - Natural resources research ;  9 .
<br/><br/> Errata slip inserted. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>81185310 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil biology.
<br/><br/><label>LC Class. No.: </label>QH84.8  / .S634 
<br/><br/><label>Dewey Class. No.: </label>631.4/6