3336 



Chapter 27 



Table 27-9 — Upland oak yield per acre of merchantable stem, in standard rough cords, 

 to a 4-inch top outside bark (Schnur 1937)' — Continued 



Total age 



(years) 



Yield per acre of merchantable stem by site index^ 



50 

 55 

 60 

 65 

 70 

 75 

 80 

 85 

 90 

 95 

 100 



'Based on a rangewide study of upland oaks. 

 ■^Site index = tree height in feet at age 50 years. 



Table 27-10 — Total cordwood volume per acre of upland oak for all trees over 4.5 

 inches dbh, by age and basal area (Evans et al. 1975)' 



See Footnote at end of Table. 



