22 DEPAETMEISTT OF AGEICULTTJEE BULS. 351-375. 



Bulle- 

 tin No. Page. 



South, pine region, forest consei^v^ation 364 1-14 



Spiketop, natui'e and causes on conifers 360 8, 12 



Spinning — 



cotton, waste comparisons 359-! -itlrt'o, 



tests — 



Arizona-Egyptian, Sea Island, and Sakellaridis Egyptian cot- 

 tons, bulletin by Fred Taylor and William S. Dean 359 1-21 



cotton fumigated with hydrocyanic-acid gas 366 1-7 



Spray, linseed oil, cost per gallon and per tree 351 82-83 



Spraying, prune trees for brown rot, experiments, Washington 368 4-9 



Sprays — 



coating, use against terrapin scale, experiments 35l| bq_o/^ 



formulas for use against cheriy leaf-beetle 352 20-23 



terrapin-scale control in peach orchards, formulas and experiments 351 67-86 

 use against brown rot of — 



cherries, experiments 368 10 



prunes, experiments 368 4—8 



Springs, sources of bottled waters, inspection and results 369 3-4 



' ' Staggerweed . ' ' See Larkspur. 



Staghead, conifer, nature and causes 360 8, 12 



"Stavesacre." ^See Larkspur. 



Stone blocks, road -building, requirements 370 12 



Stoner, K. B., introduction of Stoner wheat, history 357 15-18 



Stoner wheat — 



description, history, and exploitation 357 14-19 



investigations by Department 357 19-27 



misrepresentation, bulletin by Carleton R. Ball and Clyde E. 



Leighty 357 1-28 



Sugar beets. See Beets, sugar. 



Syneta albida, injury to prunes. Pacific Northwest, note 368 4 



Syrian wheat. See Alaska wheat. 



Taxation, forest lands in Porto Rico, objections and recommendations. 354 14-16 



Taylor, Fred, and William S. Dean, bulletin on "Comparative 

 spinning tests of the different grades of Arizona-Egj^jtian with Sea 



Island and Sakellaridis Egyptian cottons " 359 1-21 



Teachers, agriculture, in movable schools, suggestions 355 1-2 



Tennessee rocks, road-building, physical tests 370 74—75 



Terrapin scale — 



bibliography 351 90-93 



enemies 351 63-66 



history, distribution, and economic importance 351 2-3 



host plants 351 4 



life history, studies 351 4-62 



peach enemy, bulletin by F. L. Simanton 351 1-96 



Texas — 



forestry department, law authorizing 364 11-12 



pink corn worm, occurrence on cotton and corn, notes 363 10, 12 



rocks, road-building, physical tests 370 76-77 



Thymol- 

 extraction from horsemint oil, methods 372 8-10 



importations, 1906-1915 372 11 



production from horsemint, commercial, bulletin by S. H. Hood. . 372 1-12 



production from horsemint, commercial prospects 372 10-12 



sources and uses 372 10-12 



yield per acre of horsemint 372 10 



Timber- 

 destruction by forest fires in South, losses and preventive measures 364 4-7 

 southern pine region, standing and cutting rate 364 3 



Timothy — 



curing, moisture loss during early stages 353 28-29 



moisture content at different stages. ^^^125 26-27 



