Kaufmann, Merrill R. <br/><br/>
Characteristics of high- and low-vigor lodgepole pine trees in old-growth stands.  [electronic resource] 

 -  Tree physiology  Dec 1990 
 - 239-246 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1758-4469 
<br/><br/><label>Standard No.: </label>10.1093/treephys/7.1-2-3-4.239  doi