80 



BULLETIN 299, U. S. DEPARTMENT OF AGRICULTURE. 



Table 35. — Average amount of branch wood 2 inches and over in diameter, in second- 

 growth WHITE ASH trees of different diameters in New York, and the per cent which 

 it forms of the total stem volume without the branches. 



Diameter 

 breast- 

 high. 



Volume 1 

 of branch- 

 wood. 



Per cent 

 of total 



stem 

 volume. 



Basis. 



Diameter 

 breast- 

 high. 



Volume ' 

 of branch- 

 wood. 



Per cent 



of total 



stem 



volume. 



Basis. 



Inches. 

 8 

 9 

 10 

 11 

 12 

 13 

 14 

 15 



Cubic feet. 

 0.2 

 .5 

 1.0 

 1.5 

 2.1 

 2.8 

 3.6 

 4.6 



Per cent. 

 2 

 4 

 6 

 7 

 8 

 9 

 9 

 10 



Trees. 

 16 

 11 

 20 

 18 

 21 

 15 

 9 

 12 



Inches. 

 16 

 17 

 18 

 19 

 20 



Cubic feet. 

 5.7 

 7.0 

 8.4 

 10.0 

 11.6 



Per cent. 

 11 

 12 

 13 

 14 

 •14 



Trees. 



10 



i 



5 



144 



1 To reduce to cords divide by 100. 



Table 36.— Volume in board feet of WHITE ASH, under 76 years in age, for trees of 

 different diameters and number of logs, scaled by the Scribner log rule. 



[Based on taper curves; scaled mostly in 16.3-foot logs, •with a few shorter logs where necessary. Height 

 of stump, 1 foot. Measurements taken in Vermont, New York, Michigan, Indiana, and Tennessee.] 





Number of 16-foot logs. 



Diameter 



inside 



bark of 



top. 





Diameter 

 breast- 

 high. 



14 



2 



21 



3 



3J 



4 



4i 



5 



Basis. 





Volume — board feet. 





Inches. 

 8 



25 

 27 

 30 

 32 

 35 



38 

 41 

 44 

 48 

 54 

 62 

 70 

 80 

 92 



50 



54 



60 



67 



75 



85 



95 



110 



120 



140 



150 



170 



200 



220 



240 



270 



300 













Inches. 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 6 

 7 

 7 

 8 

 8 



Trees. 

 80 



9 



72 

 79 

 88 

 100 

 110 

 120 

 140 

 150 

 170 

 190 

 220 

 240 

 270 

 300 

 330 

 370 











57 



10 



100 

 110 

 120 

 140 

 150 

 170 

 190 

 210 

 230 

 260 

 290 

 320 

 360 

 390 

 430 









63 



11... 









54 



12 



150 

 170 

 190 

 210 

 230 

 250 

 280 

 310 

 350 

 390 

 430 

 470 

 510 







45 



13 







33 



14 





220 

 240 

 270 

 300 

 330 

 370 

 410 

 450 

 490 

 540 

 580 





28 



15 





19 



16 







14 



17 





380 

 420 

 470 

 520 

 570 

 620 

 670 



10 



18 







6 



19 







6 



20 







3 



21 







4 



22 







1 



23 









24 















423 



