804 



AGRICULTURAL INDEX 



Rocks 



Further studies of the nitric nitrogen content 

 of the country rock. R. Stewart and W: 

 Peterson, il Utah Ag Exp B 150:1-20 '17 



Papa rock as a soil-dressing. J Ag New Zea- 

 land 12:303-4 Ap '16 



Relation between the properties of hardness 

 and toughness of road-building rock. P. 

 Hubbard and F. H. Jackson, jr. J Ag Re- 

 search 5:903-7 F 7 '16 



Relation of mineral composition and rock 

 structure to the physical properties of road 

 materials. B. C. E. 'Lord, il IT S Ag B 348: 

 1-26 '16 



Results of physical tests of road-building 

 rock. P. Hubbard and F. H. Jackson, jr. 

 U S Ag B 370:1-100 '16 



Results of physical tests of road-building rock 

 in 1916. including all compression tests. P. 

 Hubbard and F. H. Jackson, jr. U S Ag B 

 537:1-23 '17 



Toughness of bituminous aggregates. C: S. 



Reeve and R: H. Lewis, il J Ag Research 



10:319-30 Ag 13 '17 



See also Stone 



Rocks, Removal from land. See Clearing of land 



Rockwell (Iowa) farmers' cooperative society 



29th annual meeting. Mar. 2. Coop Manager & 

 F 7:54 Ap '18 

 Rocky Mountain national park 



Geologic story of the Rocky Mountain national 

 park, Colorado. W. T. Lee. 89p il maps 30c 

 '17 U.S. National park service, Washington, 

 D.C. 



Rocky Mountain national park. M. Daniels, il 

 Am For 22:724-9 D '16 

 Rocky Mountain spotted fever ticks. See Spotted 



fever ticks 

 Rocky mountains 



Battle along the timberline. E. Mills, il Coun- 

 try Life 31:25-8 D '16 



Foothills vegetation in the Colorado front 

 range. A. C. Vestal, bibliog il Bot Gaz 64: 

 353-85 N '17 

 Rod of Aaron; story. P. Tilden, il Country Gent 



83:18-19-f Ja 12 '18 

 Rodents 



Commercial fruit growing. Country Gent 82: 

 1326 Ag 25 '17 



Control of rodent pests; directions for killing 

 ground squirrels, pocket gophers, rabbits, 

 and field mice. C: J. Sorenson. il Utah Ag 

 Exp C 29:1-12 '18 



Cooperative campaigns for the control of 

 ground squirrels, prairie-dogs, and jack rab- 

 bits. W. B. Bell, il U S Ag Yearbook 1917: 

 225-33; Same. Separate 724 



Destroy animal pests. Weekly N L 5:6 Ja 2 '18 



Destroying rodent pests on the farm. D: E. 

 Lantz. il U S Ag Yearbook 1916:381-98; 

 Saine. Separate 708 



Insects and rodents injurious to stored prod- 

 ucts. B. N. Cory and H. S. McConnell. II 

 Md Ag Ext B 8:122-44 D '17 



Poisoned grain baits for rodents. M. R. Miller. 

 Cal State Comm Hort B v 7:206-9 Ap '18 



Protect trees from rodents. E. L. Kirkpat- 

 rick. Ohio F 140:534 D 8 '17 



Protect trees from rodents. J. S. Underwood. 

 Green's Fruit Grower 36:3 N '16 



Protection of trees from rodents. F. H. Bal- 

 lou. il Ohio F 138:565 D 9 '16 



Rodent injury to trees. W. W. Magill. il Pur- 

 due Ag 12:78 N '17 



Rodent pests of the farm. D: E. Lantz. 11 

 Farmers' B 932:1-23 '18 



Rodents of Colorado in their economic rela- 

 tion. W. L. Burnett. (C. 25) 31p il '18 Colo. 

 State entomologist. Fort Collins 



Suggestions for combating prairie-dogs, 

 ground squirrels and other rodent pests. 

 W. L. Burnett. (C. 24) 6p '17 Colo. State 

 entomologist. Fort Collins 



»S'ee oteo Gophers; Ground squirrels; Hares; 

 Mice; Moles: Muskrats: Prairie dogs; Rab- 

 bits; Rats; Rice rats; Voles; Woodchucks 

 Roentgen rays. See X-rays 

 Roesleria 



Roesleria pallida, Sacc. J. S. Bayliss-Elliott 

 and W. B. Grove, il Ann Bot 30:407-14 Jl 

 '16 



Rolled oats. See Oats, Rolled 

 Roller towels. See Towels 

 Rollers, Farm 



Home-made power roller. Ohio F 137:415 Mr 

 18 '16 



Rollers and packers. T. Butler. Prog P 32: 

 119 F 3 '17 

 Rome 



Social life and customs 



Menus of the ancient Roman world. C. G. 

 Harcum. J Home Econ 10:343-7 Ag '18 

 Roof gardens 



Vegetables and chickens 200 feet high. W: D. 

 Goodwin, il Rural N Y 75:1205 S 16 '16 



Watering the garden by long-distance tele- 

 phone. Sci Am (233 Broadway, N.Y. 10c) 119: 

 105 Ag 10 '18 

 Roofs 



Can farm roofs be bettered? il Power P 25: 

 50 Ja '16 



Farmer his own builder. H. A. Roberts. Coun- 

 try Gent 82:1784 N 17 '17 



Masonry roof. W. G. Kaiser. 11 Am Soc Ag 

 Eng Trans 10, no 2:68-72 '17 



Peinianent fireoroof barn roof. H. R. Rich- 

 ard.'son. il Country Gent 82:221 F 3 '17 



Question of barn roofs. H. Shearer, plan 

 Farm Bng 3:208 Mr '16 



Roofing farm buildings. J: Marsh. Ohio F 142: 

 346 O 12 '18 



Roofs seen from the garden. W. H. Butter- 

 field, il Gard M 23:247-8 My '16 



Round roofed barn. L. J. Fletcher, il Farm 

 Eng 3:251 My '16 



Rust-proof metal roofs. Kimball's D F 14:1S 

 Ja 15 '16 



Uses of wood; the place of the wooden roof 

 in civilization. H. Maxwell, il Am For 24: 

 473-82 Ag '18 



See also Gambrel roofs; Gvitters (roof); 

 Shingles; Trusses 

 Roosters 



Help Save a million dollars. H. H. Steup,. Pur- 

 due Ag 12:555-6 Je '18 



Swat the rooster! H. R. Lewis. Country (5ent 

 82:1039 Je 16 '17 



Swat the rooster; market infertile eggs during 

 summer months. (C. 16) 8p il n.d. Mo. .State 

 poultry experiment station. Mountain Grove 



WTiv do roosters crow? M. Purvis, il Breed- 

 er's Gaz 70:1199 D 21 '16 

 Root blight. See Fire blight 

 Root crops 



Crop for land and livestock. A. G. Morrell. il 

 Country Gent 81:781-2 Ap 8 '16 



Culture of root crops. D. R. Johnson, il Rural 

 N Y 75:652 Ap 22 '16 



Culture of root crops. H. S. Osier. Maine Ag 

 Dept B V 18:18-24 Je '18 



Culture of root plants in view of the feeding 

 dairy cows; with discussion. H. Bois. (In 

 Report, Quebec Dairymen's assn., 1916, p. 

 208-17) '17 



Forage and root crops. C. S. Knight, il Nev 

 Ag Exp B 86:15-20 '17 



Gathering the root crop quickly. R. W. De 

 Baun. il Country Gent 81:1903 O 28 '16 



Growing root crops. G. F. Smith. Market 

 Growers J 18:154 F 15 '16 



History of roots. P. A. Boving. J Ag (Quebec) 

 20:44 Ag '16 



Home garden; root crops for winter, il Coun- 

 try Gent 83:34 My 25 '18 



Important root crops of the market garden. 

 H. F. Tomp-son. il Mass Ag Bd B 5:138-46 

 '18 (3d ed. rev.) 

 Important root crops of the Philippines. P. C. 

 Kingman and E. D. Doryland. il Philippine 

 Ag R 10,no 4:335-49 '17 

 Mangels or Swedes; some pointers for seed- 

 ing. P. A. Boving. J Ag (Quebec) 19:256 Je 

 '16 

 Potatoes, sweet potatoes, and other starchy 

 roots as food. C. F. Langworthy. U S Ag 

 B 468:1-28 '17 

 Relative value of field roots; analyses of man- 

 gels, turnips and carrots. (In Experimental 

 farms, 1916. v. 1, p. 115-21) 45c '17 Canada 

 Ag 



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