Measures and yields of products and residues 



3339 



Table 27-12 — Cordwood volume in mixed hardwood stands on a variety of sites 

 throughout the South (Derived from Porterfield 1972)' 



Location and years (age) Volume 



Standard rough cords 

 per acre 



Upland slopes and ridges, mountains 



23 11.9 



26 13.6 



31 16.1 



Upland slopes and ridges, Piedmont 



18 8.8 



20 10.1 



25 13.1 



Branch bottoms 



19 15.8 



22 19.6 



26 24.1 



Wet flats 



23 19.0 



26 22.7 



33 30.4 



' Porterfield 's data on nine types of locations, of which only four are shown here (the others were 

 bottomlands and swamps), were based on 541 one-fifth-acre plots from Delaware to east Texas. 



Table 27-13 — Doyle log scale, contents of logs in board feet 



Scaling Log length in feet 



diameter 



(inches) 6 8 10 12 14 16 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



See Footnote at end of Table. 



