Silvicultural management strategies for pests of the interior Douglas-Fir and grand fir forest types /  
comp. and ed. by David M. Baumgartner, Russ Mitchel. 
 - Washington :   Cooperative Extension,   1984. 
 - 199 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PINO OREGON<br/>PLAGAS<br/>APROVECHAMIENTO FORESTAL