112 



APPENDIX 



TABLE X* 



[ELD FOR Even-aged Stands of Douglas Fir on Quality 1 Soils, Based on Two-site 

 Qualities for the Type, Namely, Western Foothills of the Cascade Mountains 

 IN Washington and Oregon. (Read from Curves.) 



Based on 252^ acres (361 sample plots). 



Note. — Including only Douglas fir, western hemlock, grand fir, and Sitka s^iruce; over 

 95 per cent of the trees are Douglas fir. 



The yield in cubic feet includes the contents of the whole stem of all the trees; that iu 

 board feet includes only the merchantable contents of trees 12 inches and more in dianictor 

 at breast height, taken to a top diameter of 8 inches inside the bark. 



*From Cir. No. 175, Forest Service, U. S. Dept. Agr., Growth and Managoinent of 

 Douglas Fir in the Pacific Northwest, by T. T. Munger. 



