346 



INDEX 



Floods, 250, 296, 297 

 Forage, 284, 290 



injury to, by fire, 249 

 Forest, Coeur d'Alene National, 209 



form of, 12, 25, 45, 59, 83, in, 127, 

 178 



Minnesota National, 57 



protection, 237 



State, of France, 1 24 

 Forest Terminology, i, 299 

 Forest Service, r U. S., 54, 96, 208, 209, 



254, 268 

 Forests, production in unmanaged, 3 



unmanaged, 12, 141 



virgin, 1 6, 83, 107 

 Form of forest, 12, 25, 45, 59, 83, 103, 



in, 127, 178 

 France, 139 



State forests of, 124 

 French method of thinning, 162, 172, 



177, 182, 188 

 Frost, 123, 124, 139, 279 

 Fumes, injury by acid, 279 

 Fungi, 48, 128, 142, 159, 195, 199, 211, 

 274 



action in rotting slash, 277 



climate favorable to, 275 



importance in forest protection, 239 



injury as compared with fire, 275 



injury as compared with insects, 275 



injury caused by, 275 



methods of control and prevention, 

 277 



root destroying, 277 



silvicultural measures as protec- 

 tion against, 277 



slash in relation to, 216, 219, 235, 

 278 



wood destroying, 276, 277 

 Furst, H., 264 



German method of thinning, 162, 

 1 88 



Germination, favorable conditions for, 



of seed, 17, 28, 29, 60 

 Gipsy moth, 265, 268, 270 

 Girdling, 30, 151, 152 

 Goats, 284, 286 

 Grades of thinning, 162 

 Graves, H. S., 8, 96, 117, 134, 210 

 Grazing, 40, 56, 78, 104 

 benefits versus injuries from, 287 

 effects of, 285 



on reproduction, 286 



on soil, 285 



on trees past reproduction stage, 



287 

 upon the control and prevention 



of fires, 287 

 exclude, to prevent avalanches and 



shifting sands, 297, 298 

 importance in forest protection, 238, 



239 



kinds of, animals, 284 

 methods of control and prevention, 



288 



protection against domestic ani- 

 mals, 284 

 protection by close regulation of, 



289 

 protection by exclusion of animals, 



289 

 regional importance of, in forests, 



284 



returns from, 287 

 Greeley, W. B., 124 

 Ground fire, 250, 256 

 Group method, 37 

 Group seed tree method, 50, 53 

 selection method, 96 

 shelterwood method, 66, 70, 72, 



75 



Groups, clearcutting in, 37 

 Growing stock, unmerchantable, 211 

 Growth, current, 96 

 diameter, 105, 157, 171 



