Houser, J. S <br/><br/>
The airplane in Catalpa sphinx control  / 
J. S. Houser 
 - Wooster, Ohio  :   Ohio Agr. Exp. Sta. 
 - p. 126-36 
 - Ohio Agr. Exp. Sta. The monthly bull.; 7 (7-8) .
<br/><br/> Encuadernado con: Liming the land in Western Ohio/Thorne, C. E. 
<br/><br/><label>LCCN: </label>203579 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aviación en agricultura  Ceratomia catalpae