BULLETIN 1003, U. S. DEPARTMENT OF AGRICULTURE. 

 TABLE 3. Practical application of Table 1. 



OREGON AND WASHINGTON. 



Western yellow pine occurs on about 14,000,000 acres in Oregon, 

 practically a quarter of the State and half of its timbered land. Of 

 this area about 10,000,000 acres may be classed as commercial forest, 

 the estimated stand amounting to 70,000,000,000 board feet, or an 

 average of 7,000 board feet an acre, interforest waste areas in- 

 cluded (6). 



TABLE 4Rcprcsentatir( irrxtern yelloiv-vim stands in Oregon. 



Table 4 shows average stands of Oregon yellow pine more or less 

 mixed with other timber. Pure stands contain a proportionately 

 greater number of trees. In cruises made by the United States 

 ( " "logical Survey, on pure, heavy stands of yellow pine near Kich- 

 land, the average number of trees above 12 inches on strip acres 

 ran from o<) to !">. and of those above 22 inches, from 15 to 24. 

 The timber on tliese strips, ninning about IDjiDii tVet M n acre, will 

 yield approximately 5 cords of stumpwood an acre. 



