26 



TABLE i6. 



Diameter of Sound Poplar Trees, 4 Feet From Ground, 

 Without Bark, at Age of Maturity. 



(l). Under good conditions of growth : 

 When logging and milling expenses are | 9. per 1000 ft. B, M. 25.7 inches. 



" 10. " " " 26.7 



(( (• (( (1 (( *' II " " *' 27 7 " 



(2). Under average conditions of growth : 

 When logging and milling expenses are $ 9. per 1000 ft. B.M. 25.2 inches. 



' " " 10. " " " 26.1 



" II. " " " 27.0 



(3). Under poor conditions of growth : 

 When logging and milling expenses are f 9. per 1000 ft. B.M. 22.9 inches. 

 " " " " " " 10. " " " 23.7 



(( (( 



