240 



GENERAL INDEX 



Soil, cultivation of, 104 



depth of, in planting, 49 



fertile, 5 



mineral, 43 



moisture, 26 



preparation of, 43, 51 

 Sprouts, 15, 23, 42 



caring for sprout woodlot, 114 



method of management, 97 



sprout forest, 34 

 Spruce region, 62 

 Squirrels, 23, 46 

 Stem of tree, 12 

 Storms, 135 

 Strength of wood, 193 

 Strip system, 199 

 Structure of wood, 16, 188 

 Stumpage value of timber, 164 

 Suckers, 23 



Tanning, 152 

 Taste of wood, 197 

 Taxes, 7, 141 

 Tending Nursery, 49 

 Thinnings, 105, 107 



frequency of, 109 



subsequent thinnings, 108 



to improve character of woodlot, 



no 



Ties, cost of production, 161 

 Tolerance, 26 

 Toughness of wood, 196 

 Transpiration, 13, 20 

 Transplants, 59 

 Treating posts, 62 

 Tree, classification of, 15 



codominate, 38 



dead, 112 



defective, in 



diseased, in 



dominant, 30, 38, 108 



Tree, intermediate, 30, 38 



large, limby, in 



life history, 36 



misshapen, in 



nursery, 46 



reproduce, 22, 23 



spacing of, 52 



stag headed, in 



suppressed, 30, 38 



tropical, 19 



weed, 112 

 Tree diseases, 126 

 Trunk, 12 

 United States Forest Service, 186 



bulletins, 217 



circulars, 218 

 Undergrowth, 30 



Use of trees native to a region, 57 

 Use of foreign trees, 58 



Value of farm woodlot, 4, 5 



esthetic value, 9 

 Volume of a tree, 175 

 Volume table, 177 



beech in cubic feet, 225 

 chestnut in board feet, 227 

 chestnut in cubic feet, 226 

 hemlock in board feet, 224 

 red, black, and scarlet oak, board 



feet, 229 



cubic feet, 228 



red or Norway pine, board feet, 222 

 second growth yellow poplar, 233 

 spruce, board feet, 222 



cubic feet, 223 



sugar maple in board feet, 232 

 sugar maple in cubic feet, 232 

 white and chestnut oak, cubic feet, 



230 



white oak, board feet, 231 

 white pine, board feet, 221 



