216 



AGRICULTURAL INDEX 



Companion crops — Continued 



Orchard intercrops. W. A. Radspinner. Pur- 

 due Ag- 11:48-9 My '17 

 Planting the orchard and growing war crops. 

 P. C. Stark. Green's Am Fruit Grower 38: 

 13 Mr '18 

 Vegetables in the orchard. J. T. Rosa, jr. 

 il Country Gent 83:24 F 9 'IS 

 Compass 

 Hunting that buried treasure. Rural N Y 77: 

 1131 O 5 '18 

 Compass and pack-saddle; story. L. B. Miller. 

 See weekly numbers of National stockman 

 and farmer December 1, 1917-June 8, 191S 

 Competition 



My town, il Country Gent 82:2017-|- D 22 '17 

 Complement fixation test 

 Diagnosi-s of tubercvilosis by complement fix- 

 ation, with special reference to bovine tu- 

 berculosis. A. Eichhorn and A. Blumberg. 

 bibliog J Ag Research 8:1-20 Ja 2 '17; 

 Excerpts. Int R Sci & Prac Ag 8,no 5:758-60 

 My '17 

 Improved method for recovering trypanosomes 

 from the blood of I'ats for antigen purposes 

 in connection with complement fixation. F. 

 H. Reynolds and H. W. Schoening. J Ag 

 Research 14:573-6 S 23 '18 

 Specific and non-specific action of rabbit 

 blood serum In the complement fixation test 

 (J. Immunology 2, no. 2 F '17); Summary. 

 Mich Ag Bd Rep 1917:275-80 

 Studies relative to the apparent close rela- 

 tionship between bact. pertussis and b. 

 bronchisepticus. N. S. Ferry and H. C. Klix. 

 J Bact 3:309-12 Jl '18 

 Compost 



Compost. K. Irwin. Purdue Ag 11:45 F '17 

 Compost pit; fall ditchings; general work. 



Country Gent 82:1317 Ag 25 '17 

 Disposal of vegetable waste. Fruit-Grower 27: 



430 S 15 '16 

 Does composting kill weed seeds? J. F. Dug- 

 gar. Prog F 33:144 F 2 '18 

 Experiments with sulfur-phosphate composts 

 conducted under field conditions. J. G. Lip- 

 man and H. C. McLean. Soil Sci 5:243-50 Mr 

 '18 

 Garden compost, etc. Prac F 112:264 Jl 1 '16 

 New light on composting. J. F. Duggar. Prog 



F 31:319 Mr 4 '16 

 Oxidation of sulfur by microorganisms in its 

 relation to the availability of phosphates. 

 H. C. McLean, bibliog Soil Sci 5:251-90 Ap 

 '18 

 Concentration of schools. See Rural schools — 



Consolidation 

 Concrete 



Concrete mixtures. Hoard's D 52:73 Ag 11 '16 

 How concrete is made. H. H. Rice. Farm Eng 



3:223 Ap '16 

 How to make concrete on the farm. Va Ag 



Dept B 109:127-9 '16 

 How to use water, gas tar and coal tar on 



concrete. Irr Age 31:103 My '16 

 Oil-mixed Portland cement concrete; with 

 physical tests. L. W. Page, il U S Ag B 230: 

 1-26 '15 

 Proportioning concrete. Rural N T 75:72 Ja 



15 '16 

 Selecting concrete material. G. W. Iverson. 

 O Judd Farmer 61:14 O 14 '16 



Aggregate 

 Influence of grading on the value of fine ag- 

 gregate used in Portland cement concrete 

 road construction. F. H. Jackson, jr. J Ag 

 Research 10:263-74 Jl 30 ']7 



Testing 



Cracks in concrete. Weekly N L 5:6 D 19 '17 

 Effect of temperature on the strength of con- 

 crete. Int R Sci & Prac Ag 7, no 4:572 Ap '16 

 Influence of grading on the value of fine ag- 

 gregate used in Portland cement concrete 

 road construction. F. H. Jackson, jr. J Ag 

 Research 10:263-74 Jl 30 '17 



Concrete, Reinforced 



Tests of three laige-sized reinforced-concrete 

 slabs under concentrated loading. A. T. 

 Goldbeck and E. B. Smith, il J Ag Research 

 6:205-34 My 8 '16 



Testing 



Tests of a large-sized reinforced-concrete slab 



subjected to eccentric concentrated loads. 



A. T. Goldbeck and H. S. Fairbank. J Ag 



Research 11:505-20 D 3 '17 

 Concrete barns and stables. See Barns and 



stables, Concrete 

 Concrete blocks 

 Concrete block machine. Rural N Y 76:1438 



D 22 '17 

 Concrete bridges. See Bridges, Concrete 

 Concrete chimneys. See Chimneys, Concrete 

 Concrete cisterns. See Cisterns, Concrete 

 Concrete construction 



Cold weather concrete work on the farm. Am 



Coop J 12:330 D '16 

 Concrete construction in cold weather. H. C. 



Campbell, il Power F 25:9 D '16 

 Concrete construction on the farm — its dura- 

 bility and economy. W: C. Dalzell. N Y Ag 



Dept B 80:1478-86 F '16; Same. N Y Ag 



Dept Rep 1916, pt 3:1478-86 '17 

 Concrete crank. C. W. Covey. Nat Stock & F 



40:719 O 14 '16 

 Concrete feeding floors, barnyard pavements 



and concrete walks. 8p il '16 Portland ce- 

 ment assn., Chicago 

 Concrete fits in the dairy farm scheme. H. C. 



Campbell, il Kimball's D F 16:2104- Mr 15 



'18 

 Concrete for the farm. Ag Digest 2:713 N '17 

 Concrete house on the farm. H. C. Campbell. 



il Hoard's D 52:909-}- Ja 19 '17 

 Concrete in cold weather. H. A. Robert."*, il 



Country Gent 82:1912-13 D 8 '17 

 Concre4;e lining as applied to irrigation canals. 



S: Fortier. il U S Ag B 126:1-86 '14 

 Concrete troughs, tanks, hog wallows, manure 



pits and cisterns. 34p il '16 Portland cement 



assn., Chicago 

 Construction of concrete feeding floors. W. G. 



Kaiser, il Bldg Age (243 W- 39th st, N.Y. 



25c) 40:208-9 Ap '18 

 Essentials of concrete construction on the 



farm, il Am Coop J 11:632 F '16 

 Farm structures. F. L. Morrison. 11 Farm Engf 



5:3-4 F '17 

 Farmer's handbook on concrete construction. 



20p '16 Portland cement assn., Chicago 

 Fighting rats and disease with concrete. 



F. W. Ives. Ohio F 142:158 Ag 24 '18 

 Making concrete on the farm. F. H. Sweet. 



Green's Fruit Grower 37:12 Mr '17 

 Proportioning concrete mixtures and mixing 



and placing concrete. 22p il '16 Portland ce- 

 ment assn., Chicago 

 Protecting concrete work done in w^arm 



weather. 7p il '17 Portland cement assn., 



Chicago 

 Protection of newly placed concrete. Irr Age 



33:183 S '18; Same. Power F 27:18 O '18 

 Repairing leaks in concrete structures. H. C. 



Campbell. Hoard's D 53:208 F 23 '17 

 Simple design marks cold storage building 



for apples. S. T. Smith, il plans Eng News- 

 Record (10th av at 36th st, N.Y. 15c) 80: 



1175-7 Je 20 '18 

 Timely work with concrete. F: W. Ives. Ohio 



F 140:130 Ag 25 '17 

 Use of concrete on the farm. F. C. Fenton. il 



la Ag Ext B 42:1-16 '16 

 Uses for concrete on the farm. Prac F 114:98 



Mr 1 '18 

 Waterproofing concrete. Rural N Y 77:674 My 



11 '18 

 Waterproofing concrete. P. T. Hines. Country 



Gent 83:15 Ja 12 '18 

 Why farmers fail with concrete. Power F 25: 



43 F '16 



jS'fe also Barns and stables, Concrete,* 



Bridges, Concrete; Chimneys, Concrete; 



Cisterns, Concrete; Dipping vats. Concrete; 



Drain tile. Concrete; Fence posts. Concrete; 

 Fireproof construction; Floors, Concrete; 



