Farrar, M. D <br/><br/>
Oil baits for grasshopper and armyworm control  / 
by M. D. Farrar, W. P. Flint, and Bigger 
 - Urbana, Illinois  :   Agricultural Experiment Station 
 - p. 415-420 
 - Illinois Agri. Exp. Sta. Bull; 442 .
<br/><br/><label>LCCN: </label>202768 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petróleo como insecticida  Chapulines  Pseudaletia unipucta