Cook, R James. <br/><br/>
The nature and practice of biological control of plant pathogens. 

 - U.S.A  American Phytopathological So  ciety      1983 
 - xvi, 539 p 
<br/><br/><label>ISBN: </label>890540535 
<br/><br/><label>Dewey Class. No.: </label>571.92