Biology Colloquium  Oregon State University)  1964 : <br/><br/>
Microbiology and soil fertility :  papers presented at the twenty-fifth annual Biology Colloquium / 
edited by C. M. Gilmour and O. N. Allen. 
 - Corvallis :  Oregon State University Press,  1965. 
 - xii, 164 p. :  ill. ;  24 cm. 
 - Proceedings of the Annual Biology Colloquium ;  25th. .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microorganisms--Congresses.<br/>Soil microbiology--Congresses.<br/>Soil fertility--Congresses.