900 



l\DFX 



relation to predalion 574 



relation to solar activity 575 



relation to weather 556. 575, 576. 577 



role of adult mortality 548 



signi&cancc of success or failure of annual increment of young 

 534. 556. 571. 572. 573, 577 

 Caulheo. G. E. 42* 

 cave. Cumberland (Md.) 2. 46. 272 

 cave, Frankstown (Pa.) 1. 46. 272 

 rave. Potter Creek (Calif.) 2, 46. 272 

 Cayuga County (N.Y.) 19 

 reral worms 



description 415, 425. 427 



distributinn '409. 416. 427 



incidence and importance 410. 428 



life cycle and dissemination 408, 428 



pathogenicity 428 

 cedar, white 655. 660, 883 

 Cedar Lake (Tex.) 52 

 Celastrus scandens 194 

 cellulose, a food component 239 



census of grouse populations (sec metiioda and techniques) 

 Centre County (Pa.) 846 

 Cen/rocerco5 724, 725 

 Ceratophyllus diQinis 409, 435 

 Cestoda 409 



Chaddock, T. T. 183. 208. 212, 220 

 Chamberlain. W. J. xxxvi 

 Chapman. F. B. 30 

 Chapman. F. M. 38 



characteristics (see anatomy, taxonomy) 

 Chateaugay (N.Y.) 202 

 Cheilospirum 408. 494 

 Cheilospirura hamulosa 423 

 Cheilospirura spinosa (see also gizzard worm) 106, 109, 413, 116. 



423. 425 

 chemical composition of grouse foods 845 

 chemical poison, relation to disease 404. 405 

 Chemung River (N.Y.) 57 



Chenango County (N.Y.) 10. 95, 222. 407, 520. 558. 695 

 Chenango public shooting ground (N.Y.) 391 

 Chenango vallfV (N.Y.) 695 

 cherrv 182. 186. 188. 195. 198. 199. 214. 215. 216. 218. 219. 220. 



221', 223. 224. 225. 231. 235, 237. 238, 239, 24-1. ,595, 707 

 cherrv choke 199. 207. 211. 215. 226. 227. 2.30, 847, 848 

 cherry, pin ll.V 190. 199. 209, 215. 221, 222, 225, 226, 227, 228. 



232. 610. O.Sr.. 817 

 cherry, wild black 199. 205. 215. 225, 227, 228, 610, 655. 817. 883 

 chestnut 188. 202 

 Chicago (Ml.) 8 

 chicken (see fowl) 

 chicks 248 



ability to hide 295 



calls 99 



dust bathing 297 



feeding habits 221. 296 



grcgariousness 297 



growth and development 78 



roosting 296 

 Childs and Walcott Preserve (Conn.) 27 

 Chilopoda 775 



chipmunk 28, 333. 334. 335. 340, 341. 670. 711. 876 

 Chippewa National Forest (Minn.) 521 

 chi-squarc (sec biometrical analysis) 

 chitin. a food component 239 

 rhloro[)hyll. affericd by solarization 242 

 Choanoliivnia infundtbulum 409, 434 

 chokeberrv 200 

 Chrysomrlidac 213 

 Cincinnati (O.) 8, 371 

 Circus hudsonius 330, 333 

 Civil War 557 



Civilian Conservation Corps xxxvi 

 dam. finger-nail 192 

 Clare (Mich.) 19 

 Clark. G. W. 47 

 Clark. M.W. 21.22.24.453 

 Clark. T. E. 31. 183 

 Ciurk University 23 

 Clarke. C. H.D. xxxvi, 31, 52. 56, 312. .324. 430. 433. 55*. o60, 



562. .566. .';67. 568. 572, 574 

 ctassifiration 46 

 clear-cut areas (see slashings) 

 clearing of land 383 



relati<in to grouse abundance 116. 370. 384, 393 

 clearings. inRurnce of settlers* 383 

 climate (sec weather) 

 climax flora of Connecticut Hill 177 

 climax forest i*rc forest) 

 Ctoquet (Minn.) 521. 557 

 clover 197. 208. 218. 220. 221, 231. 233. 238 

 clover, alsike 208. 818 

 clover, red 208. 309. fil8 

 clover, while 208. 661. 848 

 Cnemidocoptrs mulunt 409, 43S 



coccidia 404. 409, 419 



description 428 . 



distribution 428 



incidence and importance 410. 412, 429 



life cycle and dissemination 413, 428 



pathogenicity 429 

 coccidiosis 435. 492. 671 

 Coffin. M. H. 22 

 cohosh 195 

 Coleman. W. B. 22. 24 

 Coleoptera 198. 213. 223. 224. 775 

 Colinson. P. 46 

 Colinus 728. 7.30, 731, 732, 733 

 Coltembola 775 

 Colony of New York xxxi 

 color attraction 187 

 color phases 48. 57 

 Colorado 47. 50. 53. .54 

 Coluber constrictor 333 

 Columbia County (X.Y.) 12. 415 

 Columbia River 47 



commercializatioQ of grouse (see ezploitation; market hunting) 

 Composilae 204 



composition (see cover type; habitat) 

 Comptonia pt-regrina 815 



coniferous plantation, use by grouse 174, 230 

 conifers 



importance as an element of grouse habitat 132. 140. 156. 163, 

 776. 789. 801, 819, 821 



influence on nest location 132, 789 



influence on use of brood co^er 140 



pruning of 649, 653 

 Connecticut IB. 22, 24, 27, 30, 31. 563, 565. 566. .i68. 572. 577, 



845. 847. 848. 849 

 Connecticut Agricultural Experiment Station 849 

 Connecticut Hill Game Refuge (X.Y.) 18. 19, 214. 244 

 Connecticut Hill study area (N.Y.). description 695. 696. 697 

 Connecticut State Board of Fisheries and Came 23. 422, 849 

 Conovcr. H. B. 47. 48 

 conservation (see also hunting, regulation of) 



evolution of methods 387 



legislation xxxi. 370. 388. 673 



means "wise use" 387 



Itfedator control 390. 630. 667. 668 



refuges, sanctuaries and land posting 388, 391, 629. 667 



soundness of harvesting s-urplus 667. 671, 673 

 Cnstantia (N.Y.) .326 

 Contracaecum 409, 434 

 Cook. D. B. 385 

 Cooke. W. W. 52 

 Cooper, J. G. 52 

 Coptis trifoUa 208 

 com 210. 212. 218. 220. 230, 233. 845 

 Cornaceae 206 



cornel, dwarf (see dogwood, bunchbcrrv) 

 Cornell Tniversilv xxxvi, 29, 30. 33. 48, 72. 237. 339. 449. AS6. 



476. 640. 741, 719 

 Cornus 198. 206 

 Cornus ctinademis 206 

 Cornus paniculala 206. 848. 849 

 Cornus rugosn 206 

 Cornus utolonifcra 849 

 corporation lands (see private lands) 

 correlation o( data (see biometrical analysis) 

 Corriganville (Md.) 2 

 Corrodentia 775 

 Corson, G. H. 15 

 Cortland (N.Y.) 391 

 Corvus Irrachyrhynchos 330. 333 

 Corvus I'orax 333 

 Corylus 198. 201 

 Corylus americana 846 

 Corylus cornuta 816 



Coryntbactfrium perdicium (sec also "quail disease") 436 

 Cottam, C. xxxvi 

 cottontail (see rabhll) 

 cottonworm 101 

 Couea, E. 47 

 courtship 266. 267,281 



covariance. analysis of (see biometrical analysis) 

 cover (see also shelter) 



analysis of normal covet combinations 609 



characteristics of productive 110 



covert size and shape 111 



preferences of grouse 152 



recognition of deficiencies 627 



recording cover conditions 698 



relation to soil 169 

 cover requirements (see also management) 121 



for brootis ((»ee also brood cover) 133 



for fall feeding (see also adult co%er) 153. 160. 230 



for nesting («ee also nesting cover) 127 



for winter shelter (see also adult cover) 156. 305 

 cover type, definition 120. 634. 698 

 cover type, those rccogniied 120. 144. 698 



