Naturally occurring insecticides 

 - New York:   Marcel Dekker, Inc.  1971 
 - xii, 585p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Pyrethroids Rotenone and the rotenoids 
<br/><br/><label>Universal Decimal Class. No.: </label>632.95   / L1