198 



THE WOODSMAN S HANDBOOK. 



Table 68.— Pine, White— Yield Per Acre. 



SOUTHERN NEW HAMPSHIRE. 

 I 



[Data gathered by L. Margolin for Graded Mill Tallies, 1906.] 



Quality I. 



Age. 



Number 

 of trees. 



Basal 

 area. 



Mean 

 height. 



Volume. 



Current 

 annual in- 

 crement. 



Mean an- 

 nual in- 

 crement. 



Years. 

 25 



2,430 

 1,840 

 1,250 

 870 

 640 

 510 

 430 

 380 

 340 

 310 

 280 

 260 

 240 

 220 



Squareft. 

 190 

 215 

 230 

 238 

 243 

 246 

 249 

 252 

 255 

 258 

 261 

 263 

 266 

 268 



Feet. 

 33 

 41 

 48 

 56 

 64 

 70 

 75 

 80 

 84 

 87 

 90 

 93 

 95 

 -97 



Cuhicft. 

 3,100 

 4,367 

 5,850 

 7,033 

 8,000 

 8,767 

 9,475 

 10, 100 

 10,633 

 11,100 

 11,567 

 12,000 

 12, 383 

 12, 767 



Cubic ft. 



124 



253 



296 



236 



193 



153 



141 



125 



106 



93 



93 



86 



76 



76 



Cubic ft. 

 124 

 145 

 167 

 176 

 177 

 175 

 172 

 168 

 164 

 158 

 154 

 150 

 146 

 142 



30 



35 



40 



45 



50--. 



55 



60 



65 



70 



75 



80 



85 



90 





Quality II. 



25 



2,430 

 1,840 

 1,250 

 870 

 640 

 510 

 430 

 380 

 340 

 310 

 280 

 260 

 240 

 220 



163 

 183 

 195 

 212 

 221 

 228 

 233 

 236 

 238 

 241 

 244 

 247 

 250 

 253 



31 

 38 

 45 

 52 

 59 

 65 

 71 

 76 

 80 

 84 

 87 

 89 

 91 

 93 



2,700 



3,700 



4,850 



5,800 



6,600 



7,300 



7,925 



8,500 



9,000 



9,450 



9,900 



10,300 



10,650 



11,000 



108 

 200 

 230 

 190 

 160 

 140 

 125 

 115 

 100 

 90 

 90 

 80 

 70 

 70 



108 

 123 

 139 

 145 

 147 

 146 

 144 

 142 

 138 

 135 

 132 

 129 

 125 

 122 



30 



35.. 



40.: 



45 



50 



55 



60 



65 



70 



75 



80 



85 



90 



