VI CONTENTS. 



PAGE 



Commercial use for turpentine 53 



Growth 54 



Quality, class 1 54 



Quality, class II 56 



Quality, class III 56 



Old field stands 57 



Determination of Quality Sites 57 



Growth in height 58 



Growth in diameter 63 



Growth in volume 66 



Cubic feet 66 



Board feet v 66 



Volume tables 72 



Yield of pure even-aged stands 87 



In cubic feet and cords 88 



In board feet 90 



Graded volume tables 98 



Grading of logs 98 



Grade 1 98 



Grade 2 98 



Grade 3 99 



Grade 4 99 



Grade 5 . 99 



Red heart logs 99 



Grading of lumber 100 



No. 1 grade 100 



No. 2 grade 100 



No. 3 grade 100 



No. 4 grade 100 



No. 5 grade 100 



Firm redheart 101 



Bark strips 101 



Increase in value of trees 119 



Density of stand 128 



Quality site 128 



Rate of growth and age of stand 128 



Management 134 



Most profitable age and size at which to cut 135 



Mixed stands 135 



Pure even-aged stands for saw timber 136 



Pure even-aged stands for cordwood 140 



Open pure uneven-aged stands 142 



Increasing the revenue from timber land 143 



Reducing waste in logging 143 



Rules to govern logging 146 



Increase in cost of handling small timber 146 



Relative value of trees for different uses 147 



Silvicultural systems of cutting in different types 148 



(1) Upland old field 149 



(2) Permanent of "natural" loblolly pine type 151 



