AGRICULTURAL INDEX 



1157 



Vanitlin — Continued 

 Oxidation of vanillin to vanillic acid by cer- 

 tain soil bacteria. W: J. Robbins and E. C. 

 Lathrop. bibliog Soil Sci 7:475-85 Je '19 



Vapor pressure 



Aqueous vapor pressure of sous. M. u. 

 Thomas, bibliog Soil Sci 11:409-34 Je '21 



Variation (bacteriology) 



Mututin;,', nuicoid paratyphoidbacillus iso- 

 lated Ironi the urine ol a earriei'. T. Thj0tta 

 and O. K. Eide. J Bact 5:501-10 S '20 

 Variations in typhoid bacilli. K. Morishima. 

 bibliog J Bact 6:275-323 My '21 

 Variation (biology) 

 Brachvtic variation in maize. J. H. Kempton. 



bibliog il U S Ag- B 925:1-28 "21 

 Bud selection and the frequency of mutations. 

 E. B. Babcock. Cal Ag Dept B v 10:137-40 

 Ap "21 

 Bud-sport origin of a new pink-fleshed 

 grapefruit in Florida. T. R. Robinson, il J 

 Heredity 12:195-8 My '21 

 Bud variation in dahlias. A. D. Shamel. il 



J Heredity 9:362-4 D '18 

 Bud variation in eleagnus. C. S. Pomeroy. 



il J Heredity 12:227-30 My '21 

 Bud variation in potatos. G: M. Taylor. 



Gard Chron (Lond) 64:229 D 7 '18 

 Bud variation of the le grande manitou 

 dahlia. A. D. Shamel. il J Heredity 10:367-8 

 N '19 

 Bud variations in sugar cane. C. S. Pomeroy. 

 il J Heredity 10:129-35 Mr '19; Abstracts. 

 Int R Sci & Prac Ag lO.no 7:867-9 Jl '19; 

 Ag News 20:39 F 5 '21 

 Chimeras in corn hybrids. J. L. Collins, il J 



Heredity 10:3-10 Ja '19 

 Chromosomal duplication and Mendelian 

 phenomena in datura mutants. A. F. 

 Blackeslee and others. Science (Science 

 Press, Garrison, N Y 15c) n s 52:388-90 O 

 22 '20 

 Comparative variability of mangel wurzels 

 and sugar beets in the first descendance 

 of a single parent plant; investigations in 

 Bohemia. J. Fromadko. Int R Sci & Prac 

 Ag 10, no 5:547-51 My '19 

 Deterioration in some horticultural varieties 

 through deficient artificial selection. H. H. 

 M. Bowman. J Heredity 11:380-3 N '20 

 Dwarf fruit and variation. N. H. Grubb. 



Cornell Countryman 17:261-2 F '20 

 Genetic evidence of aberrant chromosome be- 

 havior in maize endosperm. R. A. Emerson, 

 bibliog il Am J Bot 8:411-24 O '21 

 Gigantism in nicotiana tabacum and its 

 alternative inheritance. H. A. Allard. 

 bibliog Am Naturalist (Science Press, Gar- 

 rison, N.T. 80c) 53:218-33 My '19 

 Grouping and mutation in botrvchium. C: .T. 



Chamberlain, il Bot Gaz 70:3S7-98 N '20 

 Has any bud sport made good? F. MofRtt. 



Rural N Y 78:307 F 22 '19 

 Heritable characters of maize. G. N. Collins 

 and J. H. Kempton. il J Heredity 11:2-6 Ja 

 •20; Excerpt. Int R Sci & Prac Ag 11, no 

 5:563-5 My '20 

 Heritable characters of maize. J. H. Kemp- 

 ton. il J Heredity 11:111-15 Mr '20 

 Heritable variations in an apparently uniform 

 variety of cotton. T: H. Kearney, il J Ag 

 Research 21:227-42 My 16 '21 

 Immune sera and certain biological problems. 



M. F. Guyer. Am Nat 55:97-115 Mr '21 

 Importance of bud selection. A. D. Shamel. il 



Rural N Y 78:3. 31 Ja 4-11 '19 

 Importance of selecting variations in plant 

 culture. R. H. Price. Rural N Y 78:377 Mr 1 

 '19 

 Inheritance of continuous and discontinuous 

 variations. F. B. Sumner. J. Hereditv 10:191 

 Ap '19 

 Interesting bud-sport in the Washington 

 navel orange. R. W. Hodgson, il J Heredity 

 9:301-3 N '18 

 Leaf-tissue production and water content in 

 a mutant race of phaseolus vulgaris. J. A. 

 Harris. Bot Gaz 72:151-61 S '21 

 Mass mutation in maize. H. De Vries. Int R 



Sci & Prac Ag lO.no 4:404-5 Ap '19 

 Une monstruo.'iite des fleurs de Luzerne, 

 Denaiffe et Colle. il J Ag Pratique 35:313 

 O 15 '21 



Mutating blackberry-dewberry hybrid. L. R. 



Detjen. il J Heredity 11:92-4 P '20 

 Mutation. Bot Gaz 72:178-82 S '21 

 Mutation in matthiola. H. B. Frost. Cal Univ 

 Pub Ag Sci v 2, no 4 81-190p pi 23-35 '19 

 ($1.50) 

 Mutation observed in a pure strain of two- 

 rowed barley (hordeum distichum L.), in 

 Bavai'ia. I.,. Kiessling. Int R Sci & Prac Ag 

 9. no 12:1419-20 D '18 

 Mutations in the Jimson weed. A. F. Blakes- 

 lee and B. T. Avery, jr. il J Heredity 10:111- 

 20 Mr '19 

 Observations on variations in the flowers of 

 stachys sylvatica, Linn. E. M. Cutting, 

 bibliog il Ann Bot 35:409-25 Jl '21 

 Oenothera rubrinervis, a half mutant. H. 



DeVries. Bot Gaz 67:1-26 Ja '19 

 On a case of permanent variation in the 

 glume lengths of extracted parental types 

 and the inheritance of purple colour in the 

 cross triticum polonicum X t. eloboni, in 

 England. A. St Clair Caporn. Int R Sci & 

 Prac Ag 9, no 11:1307-8 N '18 

 On heterophylly in water plants. A. Arber. 

 Am Naturalist (Science Press, Garrison, 

 N.Y. 80c) 53:272-8 My '19 

 Permanent modification resembling a muta- 

 tion observed in the sycamore (acer pseudo- 

 platanus), in the Netherlands. P. S. Van 

 der Wolk. Int R Sci & Prac Ag 10,no 10: 

 1126-8 O '19 

 Plant variation. A. J. Garrison. Rural N Y 



78:655 Ap 12 '19 

 Probable material for the study of the ex- 

 perimental evolution of oryjia sativa, var. 

 plena. Prain. R. K. Bhide. il Ag J of India 

 Sci Congress No 1919:494-9 

 Relation of Mendelism and the mutation 

 theory to natural selection. C. C. Nutting. 

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

 n s 53:129-31 F 11 '21; Abstract. Sci Am 

 Monthly (233 Broadway, N.Y. 60c) 3:369 Ap 

 '21 

 Remarkable bud sport of pandanus. J: H. 



Schaffner. il J Heredity 10:376-8 N '19 

 Researches in the genetics of stocks. E. R. 

 Saunders. Gard Chron (Lond) 66:44 Jl 19 

 '19; Discussion. 66:82, 132; 70:20, 59 Ag 9, 

 S 6 '19. Jl 9, 30 '21 

 Reversion in composites. J. L. Collins, il J 



Heredity 12:129-33 Mr '21 

 Shorthorn mutant. E: N. Wentworth. Breed- 

 er's Gaz 76:1084 N 20 '19 

 Some curious freaks of corn. D. F. Jones, il 



Rural N Y 78:1043 Jl 5 '19 

 Sports and varieties of trees: a new sport 

 of the lime tree. A. Henry, il Gard Chron 

 (Lond) 68:180 O 9 '20 

 Two striking color variations in the green 

 frog. P. W. Whiting. J Heredity 10:127-8 

 Mr '19 

 Types of flowers and intersexes in grapes 

 with reference to fruit development. A. B. 

 Stout, bibliog il N Y State Ag Exp Tech B 

 82:1-16 '21 

 Types of mutations and their possible signi- 

 ficance in evolution. A. F. Blakeslee. bibliog 

 Am Nat 55:254-67 My '21 

 Tiber' die vererbung anormaler ahren bei plan- 

 tago major. C. Hammarlund. il Hereditas 

 V 2.no 1:113-42 '21 

 Unifoliolate mutation in the adzuki bean. 

 A. F. Blakeslee. il J Heredity 10:153-5 Ap 

 '19 

 Variability in flower-number in vernonia 

 missurica Raf. H. A. Gleason. Am Nat 53: 

 526-34 N '19 

 Variabilitv in plants. E. J. Page. Gard Chron 



(Lond) 66:10 Jl 5 '19 

 Variability in the radish. E. E. Barker and 

 R. H. Cohen, il J Heredity 9:357-61, 384 D 

 '18; Same cond. Int R Sci & Prac Ag 10, 

 no 5:553-5 My '19 

 Variabilitv of plants grown in water cultures. 

 A. R. Davis, bibliog Soil Sci 11:1-32 Ja '21 

 Variation and correlation in wheat, with 

 special reference to weight of seed planted. 

 A. C. Arnv and R. J. Garber. bibliog J 

 Ag Research 14:359-92 Ag 26 '18: Abstracts. 

 Ag Gaz of Canada 7:282-3 Mr '20; Int R Sci 

 & Prac Ag 10. no 7:855-7 Jl '19: Summary. Ag 

 Gaz of Canada 6:1091-2 D '19 



