Scharpf, Robert F. <br/><br/>
Diseases of Pacific coast conifers 

 - Rev. ed. 
 - Washington, D.C. :  USDA. Forest Service,  1993 
 - 199 p. 
 - Agriculture handbook  ; 521 .
 - Agriculture handbook  ; 521 .
<br/><br/><label>LCCN: </label>10580 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coníferas--E.U.A.<br/>Coníferas--Enfermedades.
<br/><br/><label>Dewey Class. No.: </label>634.975  / S54 1993