Insecticides and colonial agricultural development :  procedings of the sixth symposium of the Colston Research Society held in the University of Bristol March 23D-27Th, 1953 / 
edited by T. Wallace and J. T. Martin. 
 - London :  Butterworths scientific,   1954. 
 - x, 169 p. ;  ill. ;  26 cm. 
<br/><br/>315  315 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insect pests--Control.
<br/><br/><label>Dewey Class. No.: </label>632 / W155i