Johnstone, W. D. <br/><br/>
Variable-density yield tables for natural stands of lodgepole pine in Alberta / 
W.D. Johnstone. 
 - Ottawa :  Canadian Forestry Service,  1976. 
 - 110 p. : ill. 
 - Forestry technical report ; 20 .
<br/><br/><label>ISBN: </label>0662003357 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lodgepole pine--Alberta (Canada).<br/>Pine--Alberta (Canada).<br/>Forests and forestry--Alberta (Canada).