USDA Forest Service 

 Research Paper INT -144 

 December 1973 



POSSIBILITIES FOR IMPROVEMENT OF 

 WESTERN WHITE PINE BY 

 INBREEDING 



Richard T. Bingham 



INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION 



Forest Service 

 U.S. Department of Agriculture 

 Ogden, Utah 84401 

 Robert W. Harris, Director 



