94 



FSREST commissioner's REPORT. 



Table Showing Calculated Annual Growth of Trees Measured on 



the Site. 



* Tills figure by estimate. 



Deducting 20 per cent as before gives annual growth of spruce 



upon the acre 29.5 cu. ft. 



Per cent of annual growth to stand 1.3 per cent. 



Annual growth on spruce trees over 10 in. diam . . 19.6 cu. ft. 



Equivalent of this in board feet about 120 



Annual growth on acre, supposing all species to 

 add the same percentage to their volume as 



spruce 51 cu. ft. 



