INDEX OF SUBJECTS. 



943 



Chromium— Page. 



determination in minerals and rocks 16 



in soils, U.S.D. A 720 



Chrysanthemums — 



growth on sterilized soils 336 



spontaneous decapitation 844 



Chrysolampus lycti n.sp., description 459 



Chrysomelians of Ontario 15e 



Chrysornphalus spp., notes 58 



Chrysomyia macellaria. (See Screw-worm.) 



Chrysophagus compressicornis, notes 757 



Chrysophlyctis endobiotica — 



notes 243 



treatment 149 



Chrysopids, parasites of 757 



Chrysnps spp., transmission of Trypanosoma 



equinum by 82 



Churches, country, problems of 391 



Chymology, physiological and pathological, 



treatise 265 



Cicada, periodical — 



notes, Ohio 59 



notes, U.S.D. A 351 



Cicer arietinum — 



analyses 25 



anatomical structure 314 



Cichorium intyhtis, monograph 336 



Cicinnobolus sp., parasitic on apple mildew. . 544 



Cigar molds and their prevention, U.S.D. A.. 613 



Cigarette beetle, notes, Hawaii 249 



Cimex lectularius. (See Bedbugs.) 



Cimicifuga, insecticidal value 350 



Cinnamomum camphora, insect enemies of. . . 849 



Cirrospiloideus guamcnsis n.sp., description . . 62 

 Citellus columbianus, immunity to spotted 



fever 160 



Citric acid — 



assimilation by plants 426 



determination in citrates and lemon 



juice 612 



determination in presence of other acids. . 714 

 Citrus- 

 canker, studies, Fla 54 



die-back, cause 450 



diseases, notes 152, 244,646 



diseases, notes, P.R 645 



fruit juices, analyses 461 



fruit rot, notes, Fla 750 



fruits, asexual reproduction of seeds 533 



fruits, culture experiments, Guam 441 



fruits, fertilizer experiments, Fla 723, 742 



fruits, fertilizer experiments, P.R 634 



fruits, fumigation 550 



fruits, handling and storing 338 



fruits, insects affecting, Fla 751 



fruits, oxidases in 826 



fruits, production and commerce in 48 



fruits, variations and hybridization in. .. 48 

 (See also Oranges, Lemons, etc.) 



gummosis in California 449 



gummosis induced by chemicals 449 



gummosis induced by chemicals, Fla 749 



malnutrition diseases, investigations, 



U.S.D.A 237 



melanose, investigations, Fla 750 



root nematode, studies, U.S.D.A 449 



scab, notes, Fla 750 



Citrus— Continued. Page. 



stem-end rot, notes, Fla 750 



white fly. (See White fly, citrus.) 



Citrus — 



japonica, monograph 48 



trifoliata, asexual reproduction of seeds. . . 533 



City persons who desire to farm, suggestions 



for, N.Y. Cornell 787 



Cladophora sp . , carotinoid content 803 



Cladosporiu m — 



carpophilum, infection of peaches with. . . 449 



citri, notes 539 



fulvum, notes 644 



fulvum violaceum, notes 748 



graminum affecting wheat seed 148 



herbarum, notes 347, 542, 844 



sp., notes, P.R 646 



sp. on chrysanthemums 844 



Clam chowder, examination, N.Dak 659 



Clams — 



canned, industry in United States 67 



creatin and creatinin content 760 



examination, Me 64 



handling and marketing. Me 63 



Clania variegata, notes 849 



Claviceps purpurea, notes 539 



Clay- 

 as affected by hydroxyl ions 216 



suspensions, coagulation by electrolytes.. 618 



Clematis stem rot and leaf spot, description.. . 347 



Clemson College, notes 198 



Cleora pampinaria. (See Cranberry span- 

 worm.) 



Climate — 



as affected by forests 716 



changes in 20, 509, 510, 717 



effect on growth of date palms 326 



effect on soils 214 



of arid America, changes in 509 



of British Columbia 316 



of California, U.S.D.A 212,213 



of Duluth, Minnesota 718 



of New Zealand 21 



of San Diego, California 21 



(See also Meteorology.) 



Climatology of United States, U.S.D.A. 212, 415, 615 

 (See also Meteorology.) 



Climbers, woody, culture 140 



Clostridium pasteurianum, decomposition of 



silicates by 121 



Clothing, dissemination of typhoid fever by.. 68 



Clover — 



alsike, notes. Mo 830 



as a forage crop, Okla 829 



assimilation of nitrogen by 523 



bur, chloroform extract of, Tex 71 



Chilian, notes 134 



crimson, analyses 863 



crimson, culture, N.C 38 



crimson, radio-active fertilizers for 31 



crimson, utilization, U.S.D.A 38 



culture in North Carolina 132 



diseases, notes 841 



fertilizer experiments, Ohio 430 



hay, fertilizing value 822 



insects affecting 848 



leaf weevil, notes 457 



