Barber, George W <br/><br/>
Mineral-oil treatment of sweet corn for earworm control  / 
George W. Barber 
 - Washington  :   Department of Agriculture 
 - 16 p. 
 - EUA. Dept. of Agriculture Circular; 657 .
<br/><br/><label>LCCN: </label>202915 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heliothis armígera  Control de plagas  Petróleo como insecticida  Maíz -- Plagas