International conference on plant protection (2nd:1956:England) <br/><br/>
Plant protection conference: Proceeding of the second International conference at Fernhurst Research Station, England.  Plant protection conference: Proceeding of the second International conference at Fernhurst Research Station, England. 

 - London  Butterworths Scientific Pub.  1957 
 - xi, 315 p.: ill. 24 cm. 
<br/><br/><label>Dewey Class. No.: </label>632.9  / I5P