Report  / 
by United States Department of Agriculture 
 - s.l.  :   The Department 
 - 91 p. 
<br/><br/><label>LCCN: </label>198761 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algodón -- congresos /  Algodón -- plagas /  Control biológico de insectos
<br/><br/><label>Dewey Class. No.: </label>PA 633.51 C65 1973