Davidson, Ralph Howard <br/><br/>
Insect Pests:Of Farm, Garden And Orchard 

 - Newyork  John Wiley &n Sons  1966 
 - 675p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--general stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>technology--plants ,injuries,diseases and pestsZoology
<br/><br/><label>Dewey Class. No.: </label>632.7  / DAV-I