Chapter 27 



Measures and yields of 

 products and residues 



CONTENTS 



Page 



27-1 UNIT OF MEASURE 3251 



THE CORD 3251 



Volume of solid material in a cord 3252 



Number of pieces per cord 3254 



Number of trees required per cord 3254 



Cords of topwood per tree after removal of saw logs 3255 



Cords per acre 3255 



THE BOARD FOOT— LUMBER SCALE 3255 



THE BOARD FOOT— LOG SCALE 3256 



Doyle log scale 3257 



Scribner Decimal C log scale 3258 



International V4'inch log scale 3258 



Gross volume in trees 3259 



Board feet per acre 3261 



THE CUBIC FOOT 3261 



Cubic feet in logs 3261 



Cubic feet in individual trees 3263 



Cubic feet per acre 3267 



THE POUND 3268 



Weight of a standard rough cord 3268 



Weight of saw logs 3271 



Weight of individual trees and parts 3271 



Pounds per acre 3274 



Density and bulk density 3276 



Weight of lumber 3277 



PRIMARY UNITS— A NEW MEASUREMENT 



CONCEPT 3278 



BIOMASS INVENTORIES 3278 



3248 



