TAHLKS OF MEASUREMENTS. 



99 



Tahi.k n'. — DimniitiiiiiK, vnlumi . anil rati' of groirth, by decaden, etr. — ('<iiitiuiii-cl. 



(.11 OLDGKOWTH PINE— Coutinued. 



(7) codominaxt trees. 



[Average iu Micbigati.] 



(28 troes.) 



Diameter 

 at heislit 

 of 2J I'eet 

 (without 

 bark). 



Years. 



10 



20 



30 



411 



50 



60 



70 



80 



90 

 100 

 110 

 120 

 130 

 140 

 150 

 160 

 170 

 180 

 190 

 200 

 210 

 220 

 230 



Inches. 

 0.7 

 2.2 

 4^0 

 5.7 

 7.3 

 8.8 

 10.1 

 11.7 

 13.2 

 14.6 

 15.9 

 17.2 

 18.5 

 19.8 

 20.9 

 22.1 

 23.2 

 24.1 

 25.1 

 26.0 

 26.7 

 27.4 

 28.0 



Total 

 height 

 of tree. 



Volume 



of stem 



(without 



bark) . 



Feet. 

 7 

 16 

 29 

 37 

 47 

 57 

 65 

 74 

 83 

 89 

 94 

 99 

 104 

 108 

 112 

 116 

 119 

 123 

 120 

 129 

 132 

 135 

 138 



1 Cubic ft. 



! (0 



0.4 



1.3 



4.0 



7.6 



11.5 



18.0 



20.4 



38.0 



50.0 



63.0 



77.0 



92.0 



106.0 



119.0 



130.0 



140. 



0) 



(I) 



(0 

 0) 

 (0 

 (■') 



lielative per cent of total 

 volume. 



Periodic accretion. 



Heart- 



WOO( 



"^ Sapwood. Bark. Decade. Height. Volume. 



Per cent. ' Per cent. 



Average 



annual 



accretion. 



Current 



annual 



accretion. 



Per cent. 



24 13 



1 

 2 

 3 

 4 



5 

 6 

 7 

 8 

 9 

 10 

 11 

 12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



Feet. 



13 



10 



10 



Cubic J 

 (•') 

 (!) 

 0.9 

 2.' 

 3.1 

 3.! 



II. 

 12. 

 13. 

 14. 

 15. 

 U. 

 13. 

 U. 

 10. 



Cubic Jt. 

 (!) 

 0.02 

 .04 

 .10 

 .15 

 .19 

 .26 

 .33 

 .42 

 .50 

 .57 

 .64 

 .71 

 .76 

 .79 

 .81 

 .82 



Cubicft. 



(I) 



(!) 



0.09 



. 27 



!36 



.39 



.65 



.84 



1.16 



1.20 



1.30 



1.40 



1.50 



1.40 



1.30 



1.10 



1.00 



(8) OPPRESSED TREES. 



[Aver.ige in Michigan.] 

 (36 trees.) 



51 



63 



19 



13 



10 

 11 

 12 

 13 

 14 

 15 

 10 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



4 

 8 

 8 

 8 

 9 

 10 

 9 

 8 

 7 

 6 

 6 

 5 

 4 

 5 

 3 

 3 

 3 

 3 



(!) 

 (!) 



0. 



1. 



(!) 



0.015 

 .02 

 .04 

 .08 

 .12 

 .16 

 .21 

 . ''5 

 !30 

 .34 

 .37 

 .41 

 .46 

 .50 

 .52 

 .50 

 .00 

 .01 

 .63 

 .65 

 .07 

 .08 



(9) DOMINANT TKEES. 



[Average in Pennsylvania.] 

 (81 trees.) 



(!) 

 (!) 

 0.04 

 .11 

 .22 

 .30 

 .40 

 .56 

 .04 

 .70 

 .70 

 .80 

 .90 

 1.00 

 1.00 

 1.00 

 1.10 

 1.10 

 1.00 

 1.00 

 1.10 

 1.00 

 1.00 



