340 



Index 



Cruising, 197. 



methods, 200, 204. 

 Cubic contents of log, 191. 

 Cull, 204. 



table for center defects, 188. 



table for slab waste, 189. 

 Cyllene robiniae, 181. 



D. B. H., 199. 



Deciduous trees, definition, 29. 

 Defects, allowance for, in logs, 187. 

 Deforestation, results of, 301. 

 Dendrology, definition of, 40. 

 Dendroctinus ponderosa, 174. 



piceaperda, 175. 

 Density of stand, 140. 

 Division of forestry, 288. 

 Durability of fence posts, 337. 



Economics of forests, 2. 

 Elmleaf beetle, 177. 

 Elms, 53, 73. 



key to, 75. 

 Erosion, 308. 



Esthetic value of woodlot, 13. 

 Euproctis abrysorrhora, 171. 

 Europe, increased yield in, 140. 



status of forestry in, 282. 

 Evaporation as affected by forests, 

 312. 



and wind velocity, 313. 

 Evergreens, 30. 



Fagus, 53, 72. 

 Fall web-worm, 180. 

 Famine, first timber, 279. 

 Fence posts, durability of, 327. 



grades of, 184. 



Fertility increased by forests, 319. 

 Feudal ownership, 279. 

 Fire, 193. 



damage to young growth, 155. 



danger season, 156. 



causes of, 156. 

 Fire breaks, 158, 159. 

 Firefighting tools, 159. 



Firs, 42, 49. 

 Floods, cause of, 304. 

 Flower, function of, 35. 

 Forester's work, explanation of, 291. 

 Forests in development of country, 

 2. 



of America in seventeenth cen- 

 tury, 282. 



influence of, 301. 

 Forest reserves, 288, 289. 

 Forest tent-caterpillar, 179. 

 Forestry, definition of, 1. 



development in Germany, 5. 



returns from, 5. 



beginnings of, in America, 285. 

 Fraxinus, 53, 60. 

 Frontier forests, 277. 

 Fruit, function of, 35. 

 Fuel value of woods, 322. 



well seasoned, 325. 



Galerucella luteola, 177. 

 Germany, development of forestry 



in, 4. 



Gipsy moth, 170. 

 Gleditsia, 53, 89. 

 Goats, grazing of, 163. 

 Grass sod, effect on tree growth, 



100. 



Grazing, 160. 

 Group system, 96. 

 Growth of sprouts ; of pitch pine, 



328. 



of chestnut, 329, 330. 

 of red cedar, 330. 

 Guelph, College of Forestry at, 300 



Hackberry in mixture, 130, 131. 

 Hardness of woods, 321. 

 Heartwood, 33. 

 Heeling in, 124. 

 Height measure, 194. 

 Hemlock, 42, 50. 

 Hickories, 53, 87. 



key to, 88. 

 Hicoria, see hickory. 



