﻿68 



BULLETIN 13, U. S. DEPARTMENT OF AGRICULTURE. 



Table 28. — Merchantable volume in cords, and number of trees per cord, for white pine 



in Massachusetts. 1 



Diam- 

 eter. 



breast- 

 high. 



Height of tree (feet). 



30 



40 



50 



60 



70 



80 



90 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol>- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Vol- 

 ume 

 per 

 tree. 



Trees 

 per 

 cord. 



Inches. 



5 



6....'.. 



7 



8 



9 



10 



Cords. 



0.03 

 .03 

 .04 

 .05 

 .07 



Wo. 

 33.3 

 33.3 

 25.0 

 20.0 

 14.3 



Cords. 



Wo. 



Cords. 



No. 



Cords. 



No. 



Cords. 



No. 



Cords. 



No. 



Cords. 



No. 



0.04 

 .05 

 .07 

 .09 

 .11 

 .13 

 .15 

 .17 



25.0 



20.0 



14.3 



11.1 



9.1 



7.7 



6.7 



5.9 



0.05 

 .07 

 .09 

 .11 

 .13 

 .16 

 .19 

 .22 

 .25 

 .28 

 .32 



20.0 

 14.3 

 11.1 

 9.1 



7. 7 

 6.3 

 5.3 

 4.5 

 4.0 

 3.6 

 3.1 



















0.09 

 .11 

 .13 

 .16 

 .19 

 .22 

 .26 

 .30 

 .34 

 .38 

 .42 

 .47 

 .51 

 .55 



11.1 

 9.1 



7.7 

 6.3 

 5.3 

 4.5 

 3.8 

 3.3 

 2.9 

 2.6 

 2.4 

 2.1 

 2.0 

 1.8 















0.13 

 .16 

 .19 

 .23 



.27 

 .31 

 .34 

 .10 

 .44 

 .49 

 .55 

 .60 

 .66 

 .72 

 .78 

 .84 

 .90 

 .97 



7.7 

 6.3 

 5.3 

 4.3 

 3.7 

 3.2 

 2.9 

 2.5 

 2.3 

 2.0 

 1.8 

 1.7 

 1.5 

 1.4 

 1.3 

 1.2 

 1.1 

 1.0 



















0.22 

 .26 

 .31 

 .36 

 .41 

 .46 

 .52 

 .58 

 .64 

 .70 

 .77 

 .85 

 .92 

 1.01 

 1.08 

 1.16 



4.5 



3.8 



3.2 



2.8 



2.4 



2.2 



1.9 



1.7 



1.6 



1.4 



1.3 



1.2 



1.1 



1.0 

 .92 

 .86 







11 







0.30 



.35 



.40 



.45 



.51 



.58 



.64 



.71 



.79 



.87 



.95 



1.04 



1.13 



1.22 



1.32 



1.42 



1.51 



3.3 

 2.9 

 2.5 

 2.2 

 2.0 

 1.7 

 1.6 

 1.4 

 1.3 

 1.2 

 1.1 

 .96 

 .88 

 .82 

 .76 

 .70 

 .66 



12 







13 







14 







15 











16 











17 











18 















19 















20 















21 















22 



















23 



















24 



















25 



















26 



















27 





















































1 From "Forest Mensuration of White Pine in Massachusetts," by Harold O. Cook. The volumes, 

 which were scaled by the Humphrey caliper rule for stacked cordwood, include bark, and are for the por- 

 tion of the tree between a 6-inch stump and a minimum top diameter of 4 inches. 



Table 29. — Log rule for second-growth white pine. — Southern New Hampshire} 

 [Cut into both square and round-edged boards; circular saw, J-inch kerf.] 



Diameter 

 inside bark 



at small 

 end of log. 



Length of log (feet). 



Basis 



(number 



of logs 



measured). 



10 



12 



14 



Volume. 



Inches. 

 3 



Board feet. 

 5 

 8 

 13 

 18 

 24 

 30 

 38 

 47 

 56 

 66 

 77 

 89 

 102 



Board feet. 

 7 



10 



15 



21 



28 



36 



46 



56 



68 



81 



96 



112 



130 



149 



169 



189 



211 



235 



260 



284 



Board feet. 



9 



12 



17 



24 



33 



42 



52 



65 



80 



97 



115 



134 



155 



176 



198 



222 



. 247 



275 



304 



333 



364 



398 



Logs. 



167 



429 



530 



606 



613 



542 



456 



395 



290 



248 



202 



168 



144 



104 



97 



64 



40 



41 



17 



11 



9 



4 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 





18 





19 





20 





21 





22 





23 





24 







Total 













5,177 











1 Prepared by Louis Margolin, Forest Service, in cooperation with the State of New Hampshire. Sixty 

 per cent of the lumber sawed was round-edged and 40 per cent squared; 70 per cent 1-inch boards and 30 

 percent 2?-inch plank. 



