AGRICULTURAL INDEX 



1121 



Top grafting. See Grafting 



Top-minnows 



Seasonal abundance of the mosquito de- 

 stroying top-minnow, gambusia afflnis, es- 

 pecially in relation to male frequency. R. 

 L. Barney and B. J. Anson, ii Ecol 2:53- 

 60 Ja '21 

 Top-working. See Grafting 

 Topiary. See Landscape gardening 

 Topinhel 



Topinhel. H. E. Durham. Gard Chron 

 ^Lond) 69:11 Ja 1 '21 

 Topography. See Temperature, Effect of topog- 



laph.v on 

 Torches, Kerosene. See Kerosene torches 

 Tornadoes 



Conquest of nature told in hurricane's biog- 

 raphy. Weekly N L 7:6 N 5 '19 

 Notes from the Illinois corn belt. Rural N Y 

 78:1137 Jl 26 '19 

 Toronto fair 

 Fairs from coast to coast. Breeder's Gaz 74: 

 487 S 26 '18 

 Toronto fat stock show 

 Heavier entries at 11th Toronto fat stock 

 show. Farmer's Advocate 55:2194a D 16 '20 

 Torpedo-boat destroyers 



With the grand fleet. H: B. Beston. il Country 

 Life 35:35-8 Ja '19 

 Torrens system 

 Every landowner should demand an effec- 

 tive Torrens system law. C. Poe. Prog F 

 34:895 My 24 '19 

 Progress of the registration of lands in Tunis. 

 Int R Ag Econ 10, no 6:400-1 Je '19 

 Torrey botanical club 



Proceedings of the club. Torreya 21:52-5 My 



'21 

 Proceedings of the club. F. W. Pennell. Tor- 

 reya 21:68-71 Jl '21 

 Torsion 



Torsion studies in twining plants. H. V. 

 Hendricks. Bot Gaz 68:425-40 D '19 

 Tortoises. See Turtles 

 Tortola 



Agricultural department 

 Report, 1917-18. 12p 3d '19 West Indies Im- 

 perial Dept. of ag.. Barbados 

 Report, 1919-20. 12p 3d '21 W.L Imperial dept. 

 of ag., Barbados 

 Tortrix fumiferana. See Spruce budworms 

 Tory, Randolph 



Live stock breeders of mark (new series). 

 Live Stock J 92:175 Ag 13 '20 

 Totem of Black Hawk; story. E. McNeil. See 

 weekly numbers of Ohio farmer, Aug, 28, 

 1920-Mar. 12, 1921 

 Tourists. See Travelers 

 Towers 



House with a tower, il Country Life 40:63 Jl 

 '21 

 Town of ten thousand prayers; story. T: P. 

 Morgan, il Country Gent 85:14-154- Mr 20 

 '20 

 Toxicity. See Poisons 

 Toxins and antitoxins 



Antigens of corynebacterium diphtheriae and 

 bacillus megatheriuna and their relation to 

 toxin. C. C. Warden and others, J Bact 

 6:103-26 Ja '21 

 Destruction of tetanus antitoxins by chemical 

 stents. W. N. Berg and R. A. Kelser. Int 

 R Sci & Prac Ag 10, no 6:705-6 Je '19; Same. 

 Ag Gaz of Canada 7:616 Jl '20 

 Toxins of bact. dysenteriae, group III. T. 

 Thj0tta and O. F. Sundt. bibliog J Bact 

 6:501-9 S '21 



See «?so Botulinus antitoxin; Diphtheria 

 antitoxin 

 Toxoptera. See Plant lice 

 Toys 

 Buying toys for babies. Mrs H. F. McLaugh- 

 lin, Ohio F 144:712 D 6 '19 

 Good taste in the land of tovs. F. H. Sweet. 

 Am Thresherman 23:6 D '20 



Our home-made toys. M, R, Morris. Ohio F 



144:712 D 6 '19 

 Selecting the proper toys for children. E. 



Curtis. Prog F 35:1983 D 18 '20 

 Use.s of wood; wood in the tov industry. H. 



Maxwell, il Am For 26:731-7 D '20 

 See also Children's amusements 

 Trachelds 

 Ray tracheid structure in second growth 



sequoia washingtoniana. H. C. Belyea. bib- 

 liog Bot Gaz 68:467-73 D '19 

 Trachoma 

 Where whole villages go blind. H. R. Gould. 



World Outlook (150 5th av, N.Y. 25c) 5:32 



N '19 



Tracks, Animal. See Animal tracks and trails 

 Tractor accidents 

 Au sujet des accidents occasionnfis par le3 



tracteurs. Ringelmann. Acad Ag France 



Compt Rend 7:464-8 My 25 '21 

 Tractor engines 

 Accessibility features this engrine; model 



HTU Buda engine, il Power F 28:58 O '19 

 Common tractor troubles, H. H. Fenton. Kan 



Ag Ext C 13:1-12 '19 

 Dusty fields, il Literary Digest (354 4th av. 



N.Y, lOc) 62:26 Ag 30 '19 

 Engme repairs, il Country Gent 84:28 F 22 '19 

 How to remedy poor compression. C. C. 



Mark. Power F 28:22 Ap '19 

 Looking far ahead with the tractor engine. 



Automotive Industries (231 W. 39th st N Y 



15c) 41:15-19 Jl 3 '19 • ■ • 



Motor efl^ciency depends on cooling F M 



White, O Judd Farmer 66:163 F 1 '19 

 Overspeeding does much damage. G: G. Mc- 



Vicker. Power F 29:13-14 O '20 

 Pendule de security pour tracteurs. R. Des- 



saisaix. J Ag Pratique 34:397 N 11 '20 

 Repairing a cracked water jacket. Power F 



28:40b D '19 

 Tractor ignition difficulties. R. U. Blasingame. 



il Hoard's D 60:68 Ag 6 '20 

 Tractor spark plugs. O. C. Rohde. Automo- 

 tive Industries (231 W. 39th st, N.Y. 15c) 



41:177 Jl 24 '19; Same. Motor Age (59 E. 



Madison st, Chicago 15c) 36:36-7 Jl 31 '19 

 Tractor vs sedan, il Penn State F 14:41 N '20 

 What I learned at Robinson's farm, C. H. 



Willey. Power F 28:47 Jl '19 

 Weidely model M tractor motor, il Power F 



29:71 My '20 

 r.«e of air cleaners for tractors. H, L. Thom- 

 son. Farmer's Advocate 56:732 Ap 28 '21 



Clutches 

 How to reline the clutch. J. C. Thorpe 



and G. H. Radebaugh. il Field II 31:278-9 



Ap '21 

 Tractor clutch. C. C. Mark, il Power F 28:16-1- 



D '19 



Why the tractor clutch fails. G: G. Mc"Vick- 

 er. Power F 29:16 S '20 



Cooling 

 Fundamentals of tractor engine cooling. R. U. 

 Blasingame. il Hoard's D 61:7-f- Ja 21 '21 



Electric equipment 



Electric starters for tractors. P. S. Rose, il 

 Country Gent 84:30 Jl 19 '19 



Fuel 

 Essais d'un tracteur fonctionnant au gaz 



pauvre. R. Greilsammer. Acad Ag France 



Compt Rend 7:696-701 O 19 '21 

 Gazogene au charbon de bois pour tracteurs. 



R. Greilsammer. il J Ag Pratique 35:318-19 



O 15 '21 

 Kerosene as a fuel for farm tractors; with 



discussion. J: A. Secor. Am Soc Ag Eng 



Trans 12:171-87 '19 

 Pros and cons of kerosene. Power F 29:48 



Ja "20 

 Utilisation du charbon de bois pour la pro- 

 duction du gaz pauvre applicable aux mo- 



teurs utilises en agriculture. Ringlemann. 



Acad Ag France Compt Rend 7:689-91 O 



19 '21 



