1918] 



INDEX OF SUBJECTS. 



939 



Cold — Page. 



effect on microorganisms 885 



storage In Canada 392 



waves in Florida, U.S.D.A 210 



(See also Temperature.) 



Coleophora — 



carymfoUella, notes 762 



carywfoUella, studies, U.S.D.A- 157 



volckei n.sp., description 862 



Coleoptera of Quebec 461 



Coleosporium — 



solidaginis, spore germination — 225 



soUdaginis, studies 553 



spp., occurrence in Vermont 254 



Coll bacillus. (See Bacillus coU com- 

 munis.) 



Colleges. (See Agricultural colleges.) 



Colletotrichum — 



camellice, notes 354, 355, 548 



cereale, notes 147 



falcatum, studies 851 



glOBOsporioides, treatment 455 



gUBOsporioides, variations 252 



nigrum, notes 547 



solanicolutn on eggplant 250 



spp. on coffee 51 



Collodion — 



dialyzing membranes, prepara- 

 tion 710 



germicidal effect 752 



Colloidal metals, therapeutic value — 585 



Colloids — 



chemistry of 309, 501, 708 



significance in ptiysiology 820 



CoUybia albuminosa, growth on 



Odontotermes 849 



Color inheritance in animals. 269, 574, 776 



Colostrum — 



analyses 780 



change Into normal milk 780 



Columbia River, annual rise, U.S.D.A. 511 



Community development, plan, Ky — 694 



Complement — 



fixation as affected by tempera- 

 ture "^9 



preservation 80 



Composltse, pollen presentation 



mechanism 225 



Concrete — 



construction, college course in__ 95 



flow under sustained loads 290 



friction on various sub-bases 290 



pavements, cracking and buck- 

 ling 8^1 



road aggregates, tests 593 



sand, grading -^ 389 



slabs, tests 189- 289 



slabs, tests, U.S.D.A 490 



use on the farm 87, 291, 292 



Confections, methods of analysis 315 



Conifer diseases in Italy 3yl 



Coniferous seedlings, damping-off 553 



Coniosporium spp. on sugar cane 550 



OotUothyrium — 



coffecB, notes 51 



fuckeUi, notes, Can 546 



Coniothyrium — Continued. Page. 



tiroleTise, variation In 731 



Connecticut — 



State Station, notes 699 



State Station, report 297 



Storrs Station, report 497 



Conotrachelus juglandis, notes 762 



Conetheyla rotunda, Ufe history and 



habits 359 



Convict road camp, experimental, 



U.S.D.A 789 



Cookers, flreless, notes 867 



Cookery for campers 469 



Cooking — 



instruction in London 394 



Italian, notes 662 



military, manual 567 



New Mexican, booklet 568 



temperatures for 366 



Cooperative organizations, U.S.D.A- 895 

 Copper — 



and phosphate mixtures as 



sugar reagents 614 



arsenate, effect on sugar cane 



roots 238 



compounds, effect on irrigated 



crops, Ariz 28 



effect on nitrogen-fixing bac- 

 teria 428 



sulphate as a vermifuge, 



U.S.D.A 884 



sulphate, destruction of algae by_ 731 



toxic effect on plants 628 



Copra meal as a feeding stuff, Mich- 368 

 Corks, extraction apparatus, treat- 

 ment 411 



Corn — 



and cob meal, analyses, Mass__ 665 

 and corn products, use In the 



diet 662 



and cowpeas, associated growth, 



Tex 32 



and soy beans, associated 



growth 338 



and teosinte hybrids. Immunity 



to aphids 561 



antineurltic vitamins in 581, 869 



as a foodstuff 265 



as affected by soil temperature- 530 



barren stalks 849 



biennial cropping, U.S.D.A 430 



bran, analyses 369 



bran, analyses. Mass 665 



bran, analyses, N.Y.State 67 



bran, analyses, Tex 369 



breeding experiments 336 



breeding experiments. Conn 231 



breeding, statistical study, 



U.S.D.A 232 



canned, examination, Me — 166 



chlorosis, studies 48 



chop, analyses 572 



chop, analyses, Tex 369 



cob and other ear characters, 



relation __ 532 



cracked, analyses-.,.-...--. ■ . 572 



