54 



Cross section at 50 feet from the ground of tlie average tree of the group. 

 Site /. — Dominant group of 16 trees. 



Cross Section: No. 3. 



Height from grouiKl, 50 feet. 

 Width of bark, 15 millimeters, 

 ity umber of rings in sap, -46. 

 "Width of sap, 33 millimeters. 

 Number of rings, 216. 



Number 











Accretion for 



of rings 











decades. 



(center to 

 periph- 

 ery). 



















Area. 



Diameter.! 





Mm. 



Mm. 



Inches. 



Sq. ft. 



Sq.ft. 



Inches. 



10 



40 



80 



3.2 



0.05 



0.05 



3.2 



20 



76 



152 



6.1 



.20 



.15 



2.9 



30 



102 



204 



8.2 



.37 



.17 



2.1 



40 



122 



244 



9.8 



.52 



.15 



1.6 



50 



138 



276 



11.0 



.66 



.14 



1 2 



60 



151 



302 



12.1 



.80 



.14 



1.1 



70 



165 



330 



13.2 



.95 



.15 



1.1 



80 



180 



360 



14.4 



1.13 



.18 



1.2 



90 



193 



386 



15.4 



1.29 



.16 



1.0 



100 



204 



408 



16.3 



1.45 



.16 



.9 



110 



214 



428 



17.1 



].59 



.14 



.8 



120 



223 



446 



17.8 



1.73 



.14 



.7 



130 



233 



466 



18.6 



1.89 



.16 



.8 



140 



241 



482 



19.3 



2.03 



.14 



.7 



150 



250 



500 



.20.0 



2.18 



.15 



.7 



160 



257 



514 



20.6 



2.34 



.16 



.6 



170 



265 



530 



21.2 



2.45 



.11 



.6 



180 



273 



546 



21.8 



2.59 



.14 



.6 



190 



281 



562 



22.5 



2.76 



.17 



.7 



200 



289 



578 



23.1 



2.91 



.15 



.6 



216 



294 



588 



23.5 













Cross section at 66 feet from the ground of the average tree of the group 

 Site/'. — Dominant group* of 16 trees. 



Cross Section: No. 4. 



Height from ground, 66 feet. 

 Width of bark, 15 millimeters. 

 Number of rings in sap. 46. 

 Width of sap. 34 millimeters. 

 Number of rings, 203. 



Number 











Accretion for 



of rings 











decades. 



(center to 



Radius. 



Diameter. 



Area. 









periph- 

 ery). 











Area. 



Diameter. 





Mm. 



Mm. 



Inches 



Sq.ft. 



Sq.ft. 



Inches. 



10 



34 



68 



2.7 



0.04 



0.04 



2.7 



20 



64 



128 



5 1 



.14 



.10 



2 4 



30 



93 



186 



7.4 



.30 



.16 



2.3 



40 



112 



224 



9 



44 



.14 



1.6 



50 



128 



256 



10.2 



.57 



.13 



1.2 



60 



143 



286 



11 4 



.71 



.14 



1 2 



70 



158 



316 



12 6 



.86 



.15 



i. 2 



80 



171 



342 



13 7 



1 02 



.16 



1.1 



90 



182 



364 



14.6 



1.16 



.14 



.9 



100 



193 



486 



15 4 



1.29 



.13 



.8 



110 



203 



406 



16 2 



1.43 



.14 



.8 



120 



212 



424 



17.0 



1.58 



.15 



.8 



130 



221 



442 



17.7 



1.71 



.13 



' .7 



140 



230 



460 



18.4 



1.85 



.14 



.7 . 



150 



240 



480 



19.2 



2.01 



.16 



.8 



160 



247 



494 



19.8 



2.14 



.13 



.6 



170 



255 



510 



20.4 



2.27 



.13 



.6 



180 



263 



526 



21.0 



2.40 



.13 



.6 



190 



270 



540 



21.6 



2.54 



.14 



.6 



200 



276 



552 



22.1 



2.66 



.12 



.5 



203 



272 



544 



21.8 















