AGRICULTURAL INDEX 



247 



Color of plants 



Causes that produce the colors of plants. 

 W. N. Clute. Gard Chron Am 23:232 Jl '19 



Color changes in leaves. Am Flor 51:644 O 19 

 •18 



Color of wheat kernels, il J Heredity 12:142-3 

 Mr '21 



Colouring matters in cane-juices and syrups 

 F. \V. Zerhan. Ag News 19:278-9 S 4 '20 



Corn color and feeding value. J: M. Evvard. 

 il Wallaces' F 45 2518 O 29 '20 



Display of autumn colors. Gard Chron Am 24: 

 250 Jl '20 



Fifth pair of factors, An, for aleurone color 

 in maize, and its relation to the Cc and 

 Rr pairs. R. A. Emerson, bibliog Cornell Ag 

 Exp Memoir 16:231-89 '18; Same. Cornell 

 Ag Exp Rep 1919, v 1:231-89 '20 



Genetic relations of plant colors in maize. 

 R. A. Emerson, il Cornell Ag Exp Memoir 

 39:1-156 '21 



How plants and animals utilize color. Sci Am 

 Sup (233 Broadway, N.Y. 10c) 87:102 F 1.5 

 •19 



Occurrence of qiiercetin in Emerson's brown 

 husked type of maize. C: E. Sando and 

 H. H. Bartlett. J Ag Research 22:1-4 O 

 1 '21 



Plant dyes. Gard Chron (Lond) 65:86 F 22 '19 



Uses of color in plants. W. W. Clute. Farm- 

 er's Advocate 55:1637 S 16 '20 



White corn vs. yellow corn and a probable 

 relation between the fat-soluble vitamine 

 and yellow plant pignienta. H. Steenbock. 

 Science (Science Press. Garrison, N.Y. 

 15c) n s 50:352-3 O 10 '19 



See also Anthocyanin; Color of flowers; 

 Color of vegetables 

 Color of vegetables 



Apparent mutations of colour in the beet-root 

 due to the effect of vicinity, in Sweden. K. 

 Birger. Int R Sci & Prac Ag 9, no 9:1051-3 

 S '18 



Colors in vegetable fruits. B. D. Halsted. J 

 Heredity 9:18-23 Ja '18; .Abstract. Int R 

 Sci & Prac Ag 9,no 8:942-4 Ag •IS 



Inheritance of seed coat color in garden 

 bean.s. J. K. Shaw and J: B. Norton, bib- 

 liog Mass Ag Exp B 185:59-104 '18 

 Color prints 



Old sporting prints in the country home. S. 

 De Brie, il Country Life 37:102+ N '19 

 Colorado 



f^ee also subhead Colorado under special 

 subjects, e.g. Agriculture — Colorado, Dairy- 

 ing—Colorado 



Dairy commission, State 

 Report for the biennium Dec. 1, 1914 to Dec 

 1, 1916. G. E. Morton. 27p map '16 Colo 

 State dairy comr.. Fort Collins 



Description and travel 

 Summer outing in the mountains. E. Par- 

 sons, il Am Thresherman 22:85 Jl •ID 



Education 



See Education — Colorado 



Entomologist, State 

 10th annual report for the year 1918. (C. 27) 

 C. P. Gillette and G: M. List. 56p il '19 

 Colo. State entom.. Fort Collins 

 11th annual report for the year 1919. (C. 28) 

 64p il maps '20 Colo. State entom.. Fort 

 Collins 



Horticulturist, State 

 2d biennial report to State board of agricul- 

 ture, Nov. 30, 1916. various paging '17 Colo. 

 State horticulturist. Fort Collins 



Land commissioners, State board of 

 Biennial report. 1917-1918. 90p '19 Colo. State 



bd. of land comrs.. Denver 

 Biennial report, 1919-1920. 88p '20 Colo. 

 State bd. of land comrs., Denver 

 Colorado agricultural college 



Extension service 

 Annual report for year ending June 30, 1918. 

 map Colo Ag Ext Rep 1918:1-42 



Annual report for year ending June 30. 1920. 

 maps Colo Ag Ext Rep 1920:1-37 '20 

 Colorado agricultural experiment station 



31st annual report, 1918. Colo Ag Exp Rep 

 1918:1-47 



32d annual report, 1919. Colo Ag Exp Rep 1919: 

 1-37 



33d annual report, 1920. Colo Ag Exp Rep 

 1!I20:1-12 

 Colorado creamery butter manufacturer's asso- 

 ciation 



Annual meeting. N Y Prod R 49:1045 Mr 31 

 '20 



Colorado leaf rollers. See Leaf rollers 

 Colorado potato beetles 



Colorado beetle in British Columbia. J. W. 



Eastham. Ag J of British Columbia 6:216 



N '21 

 Colorado potato-beetle; the well-known 



eastern potato-bug in British Columbia. H. 



C. Treheine. Ag J of British Columbia 0: 



164 S '21 

 Contiol of the potato beptlo. S. A. Graham. 



il Minn Hort 47:454-8 D '19 

 Fighting the potato bug. J. G. Milward. 11 



Potato M 3:13 Mr '21 

 How do you kill potato bugs? Ohio F 145:1026 



Je 26 '20 

 Potato beetles serious tomato pest. Market 



Growers J 25:16 Jl 1 '19 

 Colorado river 



Basin of the Colorado river. C. B. Messen- 

 ger.' Cal Cultivator 54:605 Ap 10 '20 

 Our last dip out of the Colorado. E. V. Wil- 

 cox. Country Gent 85:8+ S 11 '20 

 Colorado seed laboratory 

 Organization of the Colorado seed laboratory. 



W. W. r;obl)in.g. Assn Offlc Seed Analysts 



Pro 1919:35-8 

 2d annual report. W. W. Robins, il map Colo 



Ag Exp Seed I.,aboratory B v l,no 3:1-23 



'18 

 3d annual renort. W. W. Robbins and G: 



E. Egginton. il Colo Seed Laboratory B 



V 2. no 2:1-27 '19 

 Colorado state cooperative association 



Convention, Ft Morgan, May 1. Am Coop J 



14:402 Je '19 

 Colorado state fair 

 Colorado's first Poland China futurity. 11 



Swine World 7:13 O 5 '19 

 Quality the keynote at stock shows; fair held 



at Pueblo. Breeder's Gaz 80:487 O 6 '21 

 Colorado veterinary medical association 



16th annual meeting, Denver, Jan. 21. Am Vet 



M Assn J 54:770-2 Mr '19 



Colorimetric analysis 



Color standards for the colorimetric measure- 

 ment of H-ion concentration. L: J. Gil- 

 lespie, bibliog J Bact 6:399-405 Jl '21 



Color standards for the colorimetric measure- 

 ment of H-ion concentration pH 1.2 to pH 

 9.8. L. S. Medalia. il J Bact 5:441-68 S '20 



Coloring matter 

 Relative importance of some colouring matter 

 in cane juices and syrups. F. W. Zerban. 

 J Indus & Eng Chem (1709 G st, N.W., 

 Washington, D.C. 60c) 12:744-51 Ag '20; 

 Abstracts. Exp Sta Record 44:14-15 Ja '21; 

 Int Sugar J 23:32-5 Ja '21 

 Report on coloring matters in foods. W. E. 

 Mathewson. Assn Offlc Ag Chem J 4:171-2, 

 452-4 N •20-F '21 



See also Dyes and dyeing 



Colters 

 How to get service from coulters. C. C. Her- 

 mann. Power F 28:42 Ap '19 



Petasites fragrans. il Gard Chron (Lond) 67: 

 91 F 21 ^20 

 Columbia Kootenay valley 

 Columbia-Kootenay valley, il map B C Ag 

 Dept B 26:1-15 '20 (2d ed.) 



Columbias (sheep) . 



Wool of Columbia sheep. J. A. Hill, u Nat 

 Wool Grower 11:22-3+ Ag '21 



