AGRICULTURAL INIZ»EX 



2/5 



Crossbreeding. See Hybridization 



Crotonic acid 



a-Crotonic acid, a soil constituent. E. H. 



Walters and L: E. Wise, bibliog il J Ag' 



Research 6:1043-6 S 18 '16 

 Crouch, Jephtha 



■ Portrait. Breeder's Gaz 69:551 Mr 9 '16 

 Crow blackbirds. See Grackles 

 Crow poison. See Fly poison (plant) 

 Crown gall 



Crown gall. J. J. Thornber. il Ariz Ag- Exp 



Timely Hints 118:1-6 '16 

 Crown-gall injury in the orchard. D. B. Swin- 

 gle and H. E. Morris, bibliog 11 Mont Ag 



Exp B 121:123-39 '18 

 Crown gall on raspberries and blackberries. 



P. Thayer. Ohio Ag Exp B v 1:218 Jl '16 

 Crown gall or plant cancer. C. O. Smith, il 



Cal State Comm Hort B v 5:201-11 Je '16 

 CrowTigall studies showing changes in plant 



structures due to a changed stimulus. E. F. 



Smith, il J Ag Research 6:179-82 Ap 24 '16 

 Field experiments with crown gall, 1913-1917. 



il Tex Ag Exp B 211:1-21 '17 

 Field studies of the crown-gall of sugar beets. 



C. O. Townsend. il map U S Ag B 203:1-8 



•15 

 Further evidence as to the relation between 



crown gall and cancer. E. F. Smith. Scien- 

 tific Am Sup (233 Broadway, N.Y. 10c) 83: 



42 Ja 20 '17 

 Further evidence that crown gall of plants 



is cancer. E. F. Smith. (In Pan American 



scientific congress Pro., 1915, v. 10, p. 472-89) 



'17 

 Is crown gall injurious to apple nursery 



stock? S. B. Fracker. J Econ Entom 11:133-5 



F '18 

 Mechanism of tumor growth in crowngall. 



E. F. Smith, bibliog 11 J Ag Research 8:165- 



S8 Ja 29 '17 

 - Path to cancer through the plant, il Current 



Opinion (63 W. 36th st, N.Y. 25c) 64:193-4 



Mr '18 

 Resistance of prunus to artificial inoculation 



with bacterium tumefaclens. C. O. Smith. 



11 Phyt 6:186-94 Ap '16 

 Root-knot. A. H. Cockayne. J Ag New Zea- 

 land. 13:259-62 O '16 

 Root knot of fruit-trees. J. A. Campbell. 11 J 



Ag New Zealand 15:63-8 Ag '17 

 Varietal relations of crown gall. J. K. Shaw. 



Science (Science Press, Garrison, N.Y. 15c) 



n s 45:461-2 My 11 '17 



Bibliography 

 Crown gall. H. Hasselbring. Bot Gaz 64:337- 



40 O '17 

 Crown rot. See Fruit — Diseases and pests 

 Crows 



American crow in relation to agriculture. N. 



Criddle. 11 Ag Gaz of Canada 4:446-50 Je '17 

 Combating hawks and crows. W. F. Purdue. 



Ohio F 141:775 Je 15 '18 

 Crow and its relation to man. E. R. Kalmbach. 



11 map U S Ag B 621:1-90 '18 

 Crows and jays. 11 Am For 22:610-11 O '16 

 Crows eating fruit. H. O. Mead. Rural N Y 



77:328 Mr 2 '18 

 Fighting against the crow. Rural N Y 77:579 



Ap 20 '18 



Habits of the crow. C: H. Chesley. Wallaces' 

 F 43:793 My 10 '18 



How to combat crows. Prac F 113:182 My 



1 '17 

 Winter crow roosts. E. R. Kalmbach. 11 map 

 U S Ag Yearbook 1915:83-100 

 Croydon vacant lands cultivation society 

 Croydon vacant lands cultivation society. 

 E. L. Hudson. J Bd Ag 22:963-8 Ja '16 

 Crushing machinery 



Lalior-saving high-speed pulverizer. 11 Am 

 Fert 49:46 S 28 'IS 

 Cryoscopy. See Freezing points 



Cryptogams 



Kce «teo Algae; Ferns; Fungi; Lichens; 

 Mosses 

 Cryptorhynchus lapathi. See Poplar and willow 



borers 

 Crystallography 



Application of optical methods of identifica- 

 tion to alkaloids and other organic com- 

 pounds. E. T. Wherry. U S Ag B 679:1-9 

 'IS 

 Cuba 



See also Agricultural education — Cuba; 

 Agriculture — Cuba; Live stock — Cuba 



Industries and resources 



Sugar making in Cuba. 11 Scl Am Svip (233 

 Broadway, N.Y. 10c) 86:120 Ag 24 '18 

 Cuckoos 



Cuckoos. A. A. Allen. 11 Am For 24:21-4 Ja 

 'IS 

 See also Roadrunners 

 CucLilldae. See Cuckoos 

 Cucumber angular leaf-spot 



Angular-leafspot of cucumber: dissemina- 

 tion, overwintering, and control. E. Cars- 

 ner. bibliog 11 J Ag Research 15:201-20 O 21 

 '18 



Angular leaf spot of cucumbers. E. F. Smith 

 and M. K. Bryan. 11 J Ag Research 5:465-76 

 D 13 '15 



Seed tz'eatment control and overwintering of 

 cucumber angular leaf-spot. W. W. Gilbert 

 and M. W. Gardner. Phyt 8:229-33 My '18 

 Cucumber beetles, Striped 



Beetles and wilt disease of cucurbits. Market 

 Growers J 18:80 F 1 '16 



Control of the p-triped cucumber beetle. H. D. 

 Brown. 11 111 Ag Exp C 220:1-4 '18; Same. 

 Market Growers J 22:387-8 Je 1 '18 



Controlling striped cucumber beetles. Market 

 Growers J 18:400 Je 15 '16 



Controlling striped cucumber beetle. H. D. 

 Brown. Market Growers J 22:387-8 Je 1 'IS 



Insecticide tests with diabrotica vittata. N. F. 

 Howard. J Econ Entom 11:75-9 F '18 



Sti-iped cucumber beetle. H. A. Gossard. 11 

 Ohio Ag Exp B v 2:117-20 Ap '17 



Striped cucumber beetle. Q. S. Lowry. bibliog 

 11 Conn State Ag Exp B 203:262-73 '18 



Transmission and control of bacterial wilt of 

 cucurbits. F: V. Rand and E. M. A. En- 

 lows. 11 J Ag Research 6:417-34 Je 12 '16 

 Cucumber beetles, Twelve-spotted 



Injury to peanuts by the twelve- spotted cu- 

 cumber beetle. D: E. Fink. 11 J Econ Entom 

 9:366-8 Je '16 



Notes on the twelve-spotted cucumber beetle. 

 H. A. Sell. J Econ Entom 9:551-6 D '16 

 Cucumber blight 



Ammonia Bordeaux for cucumber blight. 

 H. F. Button. Rural N Y 76:1003 Ag 25 '17 



Cucumbers 



Care of cvicumbers. C. W. Wald. Market 



Growers J 18:287 Ap 15 '16 

 Chat with a cucvimber pioneer. 11 Rural N Y 



76:1367 D 1 '17 

 Cucumber graft worth $100. 11 Rural N Y 75: 



613 Ap 15 '16 

 Cucumber growing. C. P. Halligan. Mich Ag 



Exp C 30:4p '16; Same. Mich Ag Bd Rep 



1916:334-9 

 Cucumber pickle industry in Indiana. G. Shu- 

 maker. Purdue Ag 11:27-30 Mr '17 

 Cucumber plants. Am Flor 50:658 Ap 13 '18 

 Cucumber relishes. Rural N Y 75:1078 Ag 12 



'16 

 Cucumbers for pickles. A. E. Wilkinson. Ohio 



F 140:75 Ag 4 '17 

 Cucumbers for spring crop. C. W. Wald. Mar- 

 ket Growers J 18:132 F 15 '16 

 Cucumbers without fertilization. Am Flor 51: 



234 Ag 31 '18 

 Early cucumbers. 11 Country Gent 81:394 F 



19 '16 

 Early cucumbers from Norfolk. J. T. Reed. 



il "Country Gent 82:797 Ap 28 '17 

 Earlv started cucumbers. E. A. S. Peckham. 



Gard M 23:116 Mr '16 



