3482 



Chapter 27 



Table 27-152 — Weight of chippable residue and sawdust from yellow-poplar saw log 

 merchantable stem to 8-inch dib top (Clark et al. 1974)^'^ 



Dbh 

 (inches) 



Merchantable tree height (number of 16-foot logs)^ 



12 

 14 

 16 

 18 

 20 

 22 

 24 

 26 

 28 

 30 



12 

 14 

 16 

 18 

 20 

 22 

 24 

 26 

 28 

 30 



'Based on a sample of 47 trees processed into 4/4 lumber in North Carolina with a 3/ 16- inch-kerf 

 band headsaw. 



^Blocked-in area indicates the range of basic data. 



^Includes a 1-foot stump allowance. 



"^Y = 85.79319 -h 0.02255 D^Mh, where D = dbh, inches, and Mh = saw log merchantable 

 Height, feet R^ = 0.98 Sy x = 1.60. 



^Y = 32.15269 -h 0.02071 D^Mh R^ = 0.98 Sy • x = 1.35. 



Table 27-153 — Predicted yield of dry wood and bark from one ton of green whole-tree 



chips from small, under story hardwoods in the Georgia Piedmont and North Carolina 



mountains (Derived from Phillips and McClure 1976)' 



Wood and bark 



Species 



Piedmont 



Mountains 



Ovendry pounds/green ton of chips 



Dogwood 1,074 1,132 



Hickory 1,242 1,266 



Maple, red 1,113 1,052 



Oak, chestnut — 1,185 



Oak, southern red 1 , 178 — 



Oak, white 1,159 1,188 



Yellow-poplar 839 860 



'For a description of the study trees, see tables 7-3 and 16-6. 



