192 



EXPERIMENT STATION RECORD 



Cyamopsis— 



psoralioidcs, analyses, (38) 572. 



psoralioides, notes, (20) 362. 



tetragonoloba, culture in New South Wales, 

 (26) 835. 

 Cyanamid— 



action as aflected by iron oxid, (28) 33. 



ammonification of, (33) 219. 



as source of nitrogen, (38) 220. 



decomposition in soil, (40) 724. 



decomposition, seasonal variation, (32) 514. 



determination, (33) 110. 



determination in fertilizers, (26) 804. 



fertilizin.? value, (27) 724. 



for corn, (31) 831. 



handbook, (29) 518. 



in fertilizer mixtures, (33) 624. 



industry, (31) 323; (36) 124. 



injurious to flsh, (29) 821. 



manufacture, (27) 623; (30) 721. 



manufacture and use, (27) 520; (29) 24. 



nitrogen, fertilizing value, (39) 726. 



paper on, (29) 517. 



preparation, (38) 711. 



process, development and status, (3.3) 424. 



studies, (29) 127. 



use on moor soils, (39) 438. 



works at Niagara Falls, (32) 622. 

 Cyanid — 



as affected by salt, (26) 206. 



detection in water, (34) 410. 



eflect on — 



locust borer and locust tree, (34) 757. 

 oxidation in arsenical dips, (38) 585. 

 plants, (32) 846. 

 scale-insect eggs, (32) 245. 



fumigation — 



effect on bud formation, (34) 143. 

 of ships, (33) 556. 



gas as cause of fruit pitting, (37) 634. 



gas, use against insects, (36) 456. 

 Cyanin, studies, (34) 709. 

 Cyanogen — 



determination, (28) 310. 



formation in plants, (28) 527. 



in grasses, (33) 665. 

 Cyanogenesis — 



review of investigations, (29) 713. 



under digestive conditions, (30) 682. 

 Cyanophyceae — 



as affected by copper sulphate, (39) 27. 



distribution in soils, (34) 513. 



studies, (27) 780. 

 Cyanopterus (Iphiaulax) clypeolus n.g. and n.sp., 



description, (26) 352. 

 Cyanuric acid — 



assimilation by plants, (27) 32. 



distribution in soils, (38) 202. 



identity with "tetracarbonimid," (38) 202. 



isolation from soils, (37) 612. 

 Cyathea medullaris, slime disease of, (27) 51. 

 Cyathula hereroensis, analyses and digestibility, 



(27) 871; (32) 167. 

 Cybocephalus nigritulus, notes, (28) 754. 

 Cyclamen mite, see Tarsonemus pallidus. 

 Cyclocephala villosa— 



life history, (38) 863. 



notes, (29) 252. 

 Cycloconium oleaginum — 



biology of, (30) 246. 



description, (27) 850. 

 Cyclohexane— 



effect on soil microorganisms, (31) 27. 



sterilization of soils by, (32) 816. 

 Cyclone insurance, mutual, in Illinois, (36) 791. 

 Cycloneda (Neda) sanguinea, notes, (33) 860. 

 Cyclones — 



in perspective, (36) 419. 



in United States, (33) 807. 



mechanism of, (35) 619. 



nature, (32) 810. 



relation to sunspots, (27) 718; (40) 416. 

 Cyclonic precipitation, distribution, (35) 419. 

 Cyclotella as affected by copper sulphate, (39) 27. 

 Cycnoches, flowers of, (35) 431. 

 Cydia— 



(Grapholita) funebrana, bionomics and reme- 

 dies, (33) 155. 



pomonella, see Codling moth. 



Cydonia— 



japonic;!, inoculation experiments with brown 

 rot fungus, (33) 247. 



lusitanica, Monilia affecting, (28) 241. 



veitchii, description, (35) 743. 

 Cylas— 



formicarius — see also Sweet potato weevil, 

 notes, (28) 158; (34) 65; (37) 256; (38) 467, 



564, 864; (40) 259, 260. • 

 preventing introduction, (39) 159. 

 studies, (40) 357. 



spp. attacking sweet potatoes, (38) 864. 

 Cylichnostomum— 



mettami n.sp., notes, (29) 889. 



n.spp., descriptions, (37) 280; (39) 686. 



notes, (40) 586. 



spp., anatomy and biology, (28) 887. 

 Cylicostomiasis in equines, (36) 779. 

 Cylindrocladium — 



parvum n.sp., description, (39) 858. 



scoparium, control, (40) 751. 



scoparium, studies, (38) 854; (39) 858. 

 Cylindrosporium — 



dioscoreae n.sp., description, (28) 446. 



juglandis, n.sp., description, (32) 1.50. 



mori, studies, (36) 751. 



on Prunus avium, perfect stage, (29) 349. 



on stone fruits, studies, (31) 544. 



padi, description and treatment, (30) 849. 



padi, notes, (38) 546. 



poUacci n.sp., description, (35) 354. 



pomi as affected by cold, (34) 538. 



pomi, notes, (27) 652; (29) 547; (32) 749. 



sp., notes, (27) 649. 



spp., notes, (27) 341. 



spp., studies, (30) 750. 



vaccarianum n.sp., notes, (37) 630. 



yuccae n.sp., description, (37) 550. 

 Cylindrotoma splendens, life history, (40) 169. 

 Cyllene— 



picta, see Hickory borer. 



robiniae, notes, (26) 856; (28) 156; (33) 253; (37) 

 566; (38) 459. 



robiniae, remedies, (34) 757. 



robiniae, studies, (35) 355, 552. 

 Cyllophorus rubrosignatus n.sp., description, (33) 



159. 

 Cymatodera aethiops, notes, (38; 61. 

 Cymatophora sulphurea^ 



parasites of, (31) 752. 



studies, (36) 54. 

 Cymbopogon — 



citratus, culture, (36) 538. 



martini, economic uses, (35) 807. 

 Cymodusopsis aristoteliae n.sp., description, (30) 



60. 

 Cynipidae— 



gall-making, of California, (27) 264. 



gall-making, of North America, (33) 857. 



of North America, (26) 759. 

 Cynipoidea, type species, (38) 63; (40) 862. 

 Cynips calicis, notes, (38) 654. 

 Cynodon^ 



dactylon — 



analyses, (31) 863. 



analyses and digestibility, (27) 871; (32) 167. 



as lawn grass, (32) 828. 



for shifting soils, (37) .333; (39) 441. 



notes, (26) 361; (28) 534. 



plecto stachyum^ 

 analyses, (36) 334. 

 studies, (38) 66. 



undescribed species, (39) 231. 

 Cynomolgus philippinensis, notes, (28) 180. 

 Cynomyia cadaverina, hibernation, (38) 262. 

 Cynomys— 



ludovicianus, control, (34) 57. 



spp., in Colorado, (28) 652. 



spp., systematic account, (35) 551. 

 Cyperus— 



alopecuroides as reclamation crop, (30) 234. 



edulis, notes, (29) 362. 



esculentus as duck food, (30) 545. 



esculentus, description, (29) 59. 



rotundus, eradication, (40) 823. 



spp., host of corn billbug, (26) 862. 



spp., host of curlew bug, (27) 162. 



usitatus, analyses and digestibiUty, (27) 871; 

 (32) 167. 

 Cyphella heveae, notes, (38) 52, 7.59. 



