Davidson, Ralph Howard <br/><br/>
Insect pest of farm, garden and orchard  / 
by Ralph H. Davidson and William F. Lyon 
 - New York  :   John Wiley and Sons 
 - 640 p. 
<br/><br/><label>LCCN: </label>204537 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura -- plagas<br/>Entomología economica 
<br/><br/><label>Dewey Class. No.: </label>PA 632.7 D3