im)j:.\ 



:;on 



Field ubst'ivations ami rcfitnls. i. .. 



Filariasis, 258 



Filtli-disea.se rty. 107 



Filth-di.sea.se infecti(»iis. HC. | |o 



Fire blij,dit, 212 



Fi.sh hatchery made tioiii tuiuhlcr. 



Fi.sh liawk, 45 



Fi.sh ponds on farms, 290 



Fishe.s, 80, 806, 817; ela.s.sitifati(in 

 and species, 304 ; economic and 

 civic value, 310; enemies of mos- 

 •luitoes, 131 ; habits and .spawnin^'^ 

 .sea.sons, 808 ; problems of fish and 

 lishinii', 295-811 



Fishes Day, 299 



Flat-headed apple-tree borer. 155 



Flatworms, 255, 200 



Flea, 182, 230, 240; burrowini- 

 (chigoe), 155 ; cat. 154 ; dog, 154 ; 

 hen. 155 ; rat, 154 



Flea beetle, 150 



Flesh flie.s, 112 



Flicker, 40 



Flie.s, 107-122, 152, 153, 182, 242, 245, 

 201, 208, 832 ; blood-sucking, 259 ; 

 blowfly, 154, 318 ; bluebottle.s, 112, 

 154 ; botflies, 118, 157 ; campaigns 

 again.st, 110, 111, 117, 118, 120, 

 122 ; clu.ster fly, 154 ; fecundity 

 of, 117 ; fruit fly, 154 ; greenbcjttle. 

 112, 154; hibernation of, 117; 

 hornfly, 113, 121, 157; kind.s. 111. 

 112, 113, 118, 154, 318; life his- 

 tory of, 11(5; nets for catching, 

 110; relation of. to di.sjiosal of 

 waste, 114. 115 ; screens for, futil- 

 ity of, 110 ; .stable, 108, 100 ; trap.s 

 for outdoors, 115, 118 : t.setse, 230 ; 

 work of, 107. 110 



Flood plane. 50 



Floods, cause of and damaire from. 

 55, 50 



Flowering bean, Mi 



Flowering <iuince, •.»7 



Flowers in relation t.i lands, .ij.in-. 



80 

 Flukes, liOo 

 Flycatchers, 47 

 Fomite.s, -^87, 288 

 Food, law of ab.sorption. 18S». IJH) 

 Foot-and-mouth di.sea«e, 110. 2:«. 2'it'> 

 Forest flre.s, cause.s of, r»l. «;4 ; ilam- 



age from, 55, 02, 04; laws 



regulating. 00; relation of, Ui 



tree-planting, o.'> 

 Forest preserves, 171 

 Forestry, annual growth of trees, 55 ; 



consumption of wood, 55 ; eflfect.s 



of adetiuate planting, 57, 58 ; 



natural enemies of trees 15<5; 



.study of local problem.s of, 58 ; 



study of trees and civic viewpoint. 



54-00 

 Formalin, a.s germicide, 249 ; u.se of, 



to prevent potato bliifht, 210 

 Formicary. 145 

 Ft)ul brood. 288 

 Fowl cholera. 110,238 

 Fowl tuberculosis. 110 

 Fox sparrow. 49 

 Foxglove, 78 

 Foxtail, 70 



Fresh-water mu.s.sel. 278. 279. 2S1 

 Fringed gentian, 07 

 Frog, 39, 800, 818, 814. 815. 817. 



.118. 820; i)ossibilities of culture, 



81 H 

 Fruit tly, 154 

 Fungi, 78. '.»7. 18tl-191 ; bactorisi. 



general treatnient of. 218-251; 



fungou.s and bacterial diseases of 



plant.s, 207 217; molds and mil- 



dew.s, 197-199; mu.slirooms. jmm- 



sonousand edible. 200- 2rw5 • x . ,<t«. 



191-197 



