QUALITY I 









Diameter 





Stem with Bark. 



Age. 



Number 

 of trees. 



Basal Area 

 breast- 

 high. 



Sq. ft. 



of 

 average 

 tree. 



Inches. 



Average 

 height. 



Feet. 



Volume. 

 Cu. ft. 



Current 

 annual 

 incre- 

 ment. 

 Cu. ft. 



Mean 

 annual 

 incre- 

 ment. 

 Cu. ft. 



Form 

 factor 



30 



679 



112.0 



5.5 



41.5 



2,800 



93.3 



93.3 



.602 



40 



485 



145.0 



7.4 



54.5 



4,250 



145.0 



106.3 



.538 



50 



379 



175.0 



9.2 



64.5 



5,500 



125.0 



110.0 



.487 



60 



309 



200.0 



10.9 



72.5 



6,750 



125.0 



112.5 



.466 



70 



251 



221.0 



12.4 



79.0 



7,850 



110.0 



112.1 



.450 



80 



228 



237.0 



13.8 



84.25 



8,850 



100.0 



110.6 



.443 



90 



200 



249.0 



15.1 



89.0 



9,750 



90.0 



108.3 



.440 



100 



178 



258.5 



16.3 



93.25 



10,550 



80.0 



105.5 



.438 



110 



161 



265.0 



17.4 



97.0 



11,250 



70.0 



102.3 



.438 



120 



146 



269.0 



18.35 



100.5 



11,900 



65.0 



99.1 



.440 



130 



136 



272.0 



19.15 



103.75 



12,500 



60.0 



96.1 



.443 



140 



126 



273.0 



19.95 



107.0 



13,025 



52.5 



93.0 



.445 



150 



117 



274.0 



20.65 



109.75 



13,500 



47.5 



90.0 



.449 



160 



111 



274.0 



21.3 



112.5 



13,925 



42.5 



87.0 



.452 



170 



105 



274.0 



21.9 



114.75 



14,300 



37.5 



84.1 



.455 



180 



100 



274.0 



22.4 



117.0 



14,650 



35.0 



81.4 



.457 



190 



97 



274.0 



22.85 



119.25 



15,000 



35.0 



78.9 



.459 



200 



93 



274.0 



23.3 



121.5 



15,300 



30.0 



76.5 



.460 



210 



89 



274.0 



23.75 



123.5 



15,550 



25.0 



74.0 



.460 



220 



86 



274.0 



24.15 



125.0 



15,750 



20.0 



71.6 



.460 



230 



84 



274.0 



24.55 



126.5 



15,950 



20.0 



69.4 



.460 



240 



81 



274.0 



24.9 



128.0 



16,150 



20.0 



67.3 



.461 



250 



80 



274.0 



25.2 



129.5 



16,350 



20.0 



65.4 



.461 



80 



