536 INDEX 



PAGE 



Height, growth of trees in 365 



, measurement 368 



relations to diameter growth 367 



substitution of curves of height on diameter 371 



harmonized curves for volume based on 170 



of seedlings, western yellow pine, Table L 336 



of stump 156 



total measurement 156 



Heights, measurement of 235 



measuring, technique 245 



of timber, average, and site classes 291 



total versus merchantable 184 



Herring log rule 85 



Hewn ties 474 



Heyer's method, xylometric for cordwood 132 



Hoejer's formula for tree form 209 



Holland log rule 76 



Hop poles 473 



Hoppus, or Quarter Girth log rule 25 



rule 34 



Horseshoe method of estimating 284 



Hossfeld's formula 22 



Huber's formula 20 



in measuring branch wood 177 



use in computing volume of tree 162 



Humphrey caliper cordwood rule. . . ; 132 



Hybrid log rules 76 



Hypsometer, Christen 243 



Faustmann 240 



Forest Service 241 



Klaussner 236 



Merritt 238 



Weise 240 



Winkler 241 



Hypsometers 235 



based on the pendulum or plumb-bob 239 



Idaho, statute log rule 73 



Immature stands, increment of, as part of total increment of forest 443 



timber, growth on 450. 



Importance of area determination in timber estimating 267 



Increased growth of stands after cutting 438 



method of determination 363 



Increment borer 358 



use 336 



Index yield tables 396 



Influence of log rule on deductions for defects 107 



Influences affecting height growth 365 



over-run, methods of manufacture 47 



the log rule itself 47 



