Newcomer, E.J. <br/><br/>
Orchard insects of the pacific northwest and their control  / 
by E.J. Newcomer 
 - Washington, D.C.  :   USDA 
 - 77 p. 
 - Circular; 270 .
<br/><br/> Encuadernado con otros impresos similares 
<br/><br/><label>LCCN: </label>198764 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arboles frutales -- plagas
<br/><br/><label>Dewey Class. No.: </label>PA-C 634 N4 1933