INDEX 



1 1 



/,■. t, r, net an to pa . 

 Curd of milk 265 Deer, :i end cbewer l.M 



Cure of plant disease . . . 320 



Cures of quacks . . . . •_' II 



Curing- of meat, purpose . . 347 



Currant, example of berry . . 310 



Currant worms, caterpillars . 19 



Cuticle of paramcecium . . 60 



Cuts, treatmenl of 204 



Cuttlefish, a cephalopod . . . 99 



compared with squid . . . 100 



Cutworms, harmful inseel . . 28 

 Cyclops, a small crustacean 



(fig.) 91 



Cypress trees, conifers . . . 383 



Cypris !U 



Cytoplasm, of pleurococcus 339 



of amoeba 48 



of nerve cells 209, 225 



of protoplasm 



D 



Daddy-long-legs (fig.) . . . 92 



Dahlia roots (fig.) 285 



Dairy cow, model (rig ) . . . '-'17 

 Dairy cows, number and dis- 

 tribution of (fig.) .... 249 

 Dairy stable, model (tig ) . . 248 

 Daisy, a common weed . . . '■•'■'A 



a composite 334 



white (fig.) 334 



Dandelion, a common weed 



(fig.) 334 



a composite 334 



distribution of seed (fig.) . • 312 



Daphnia 91 



Darkness, a universal stimulus :'>'.'.'< 



effect of, on clover and ozalis 393 



Darwin on cross-pollination 



Davenport, quoted 



Dead matter simplified by 



bacteria 345 



Deaf. Dumber of 257 



Death caused by insects . ■ . 21 

 Deaths from communicable 



diseases (fig.) 234 



Decay, caused by bacteria ■ . ;; 'i 



Deciduous leaves, defined . 294 

 Decomposition caused by 



bacteria -U4 



305 



256 



l.v. 



1 

 310 

 310 







Must ration «>i .volution . . . 154 

 Virginia, faw as of (fig ■ . 156 

 Deer-mouse .i nocturnal ro- 

 dent i fig.) . . .... 



Definitions of common bio- 

 logical terms 



Dehiscent fruits defined , . 



forms of (tig-) 



Deliquescent stems .... 

 Denuded hills, cause ol 



freshets 



Deodorizers not disinfectants 

 Department of Agriculture 

 of United States, Inspect- 

 ing meal .... 

 in\ est i-'.i' iona concerning 



cot tony cushion scale . . 

 Dependence, of fm 



of mistletoe 



of plants 



Dermis, defined 



Dero (fig.) M 



Desert plants, living condi- 

 tions 



Deserts, habitat of plants 



Development of amphibians 120 



Development of tadpole, 

 two stages In I ii-'. > . . 



Devil fish, example ot cephalo- 

 poda 



Dew. use by Bpermsof mosses . 



Diamond-shaped markings 

 of marchantia 



Diaphragm, of man (fij 194, 195 



characteristic of mammals . l"- 41 



passage Of OeSOphagUS llir.>iiL;li 167 



Diastase, enzyi >f fermenta- 

 tion 



Dicotyledons, group of plants 

 represented by bean, squash, 



etc 



seeds of 



Diet IT" 



Digestion. ;i life proceed . • 

 completed In intestine • . • 

 described »71 



effect of alcohol on IK2 



in leaves of Venue's flj -trap 

 laboratory stud] of .... 173 



123 



