Spruijt, F. J. <br/><br/>
Vapor-heat treatment for the control of bulb pests and its effect upon the growth of narcissus bulbs  / 
by F. J. Spruijt and F. S. Blanton 
 - 8 p. 
 - Díptera; 7 .
<br/><br/> Sobretiro de: Journal of economic entomology 26 (3): 613-620, 1933. Encuadernado con otros impresos similares 
<br/><br/><label>LCCN: </label>201886 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dípteros  Control biológico de insectos
<br/><br/><label>Dewey Class. No.: </label>PA-C 595.77 D5