INDEX. 



Ixxv 



Fertility of scattered eggs, . 

 Fertilization, time required. 

 Fertilized females, assembling by, 

 Field force discharged, 



organization of, 



reductions of, 



operations criticised by Professor Riley, 



pupation of the gypsy moth in th( 



work begun, .... 



work, discontinuance of, 

 Fifleld, Mrs. George, on migration of caterpillars, 

 Fifleld, W. W., statement of, 

 Fingerling, Prof. Max on egg killing. 

 Fire, aid furnished by, 



caterpillars destroyed by, 



eggs destroyed by, 



numbers of moths destroyed by, 

 Fires, rules concerning (Appendix B) 

 First destructive appearance of the gypsy moth. 

 Fish-oil soap, use of, . 

 Fitchburg Railroad, inspection of. 

 Flicker attacking the gypsy moth. 

 Flight habits of gypsy moth, 

 Flinn, Mrs. J. W., statement of. 

 Flood, M. J., observations on blue-jay. 

 Fly-catchers attacking the gypsy moth, . . 7, 

 Foliage, area of, on trees, .... 



destruction of, by caterpillars, 



eflect of insecticides on, 

 FoUansbee, Mrs. S. J., statement of, . 

 Food, amount consumed by caterpillars, 



amount necessary for birds, . 



distribution of the gypsy moth from lack o 



existence of caterpillars without, . 



plants of the canker worm, . 



plants of the gypsy moth, 



plants of the gypsy moth, cotton as, . 



plants of the gypsy moth in Europe, . 



plants of the tent caterpillar, 



selection by gj'psy moth caterpillars, . 

 Forbush, E. H., director, lectures on gypsy moth by 



on colors of animals of British Columbia, 



on feeding habits of crows, . 



report on birds v. gypsy moth, 



suggestions concerning caterpillar traps by. 

 Force, field. See Field force. 

 Forests attacked by gypsy moth, 



possible danger to, from gypsy moth, 

 Formica subsericea, .... 

 Foster, F. E., statement of. 

 Fowls affected by arsenic, . 



CO, 



68, 



207, 



28, 



PAGE 

 291 



3i3 



363 



63,84 



50 



64, 79 



56 



335 



47 



78, 84 



13 



21, 44 



118 



7, 166 



58, 59, 87, 126 



57, 118, 119 

 92 



7 



. 163 



111 



221, 227 



97, 112, 342, 344 



8, 22, 25, 27 



. 214 



219, 226, 227, 236 



. 494 



59, 85, 96, 273-284 



159, 489, 494 



17, 27 

 315 

 204 



95 



325 



97 



58, 246, 316 

 324 

 325 



97 

 485 

 200 

 271 

 394 

 203-243 

 311 



97, 274 



70, 87 



381 



18, 29 

 162 



