INDEX. 



23 



Bu)1&- 



Sugar— tin No - ra e°- 

 beets, irrigation, effects of different volumes of water, experi- 

 ments in Idaho 3?9 18 



cane root-borer, bird enemies in Porto Rico 326 ] 



Siiltana grape, note 349 10 



Sultanina — 

 grape — 



description and characteristics 349 9 



variant names 349 9 



rosea grape, note 349 9 



Swallows, occurrence in Porto Rico, variant names, habits and food . . 326 85-87 



Swamp spruce. See Black spruce. 



Swift, Jamaican black, occurrence in Porto Rico, variant names, 



habits and food 326 74-75 



Swine. See Hogs. 



Swingle, W. T., and others, bulletin on "Community production 

 of Egyptian cotton in the United States " 332 1-30 



Talc, use as rice coating, application and per cent added 330 11-12 



Tamarack — 



pulp, experiments and tests ^ 43 199-102 'l32 



region of production, map 343 44 



Tanager, Porto Rican, occurrence in Porto Rico, variant names, 



habits, and food 326 120-121 



Tavagra sclateri, occurrence in Porto Rico, h abits and food 326 123-124 



Teal, "blue-winged, occurrence in Porto Rico 326 30 



Tedder, hay — 



cost per acre and per day 338 18-19 



service period, relation to work done 338 18-19 



Tenant — 



farm, size, relation to profits of landlord, Chester County, Pa. . . 341 72 



farming — 



method, relation of factors of production, Yazoo-Mississippi 



Telta 337 7-10 



systems in the Yazoo-Mississippi T elta, a study, bulletin 



by E. A. Boegerand E. A. Goldenweiser 337 1-18 



farmers, percentage of various types in United States, and in 



Yazoo-Mississippi Delta 337 3 



farms — 



size, relation of tenure, Pennsylvania 341 68-70 



use of term 341 25 



labor income and profits of landlord, relation to acreage and 



yield of cotton 337 13-18 



Termites — 



classification and description 333 1-4 



communal organization 333 4-5 



communal organization and life cycle 333 4-12 



damage to — 



crops -333 18-24 



nursery stock 333 22-24 



shrubs, flowers, and greenhouse stock 333 24-26 



stored products 333 16-17 



economic importance 333 13-32 



evidences of presence in timbers 333 28 



life cycle and distribution 333 5-13 



preventive and remedial measures 333 26-32 



swarming habits 333 8-12 



United States: Their damage, and methods of prevention, 



bulletin by Thomas E. Snyder 333 1-32 



Terns, occurrence in Porto Rico, variant names, habits, and food . . 326 46-48 

 Thickens, J. H., and G. C. McNaughton, bulletin on "Ground- 

 wood pulp . Part I — The grinding of cooked and uncooked spruce. 

 Part II— Substitutes for spruce in the manufacture" of ground- 

 wood pulp " 343 1-151 



