INDEX. 27 



Bulletin 



No. Page. 



Sirups, niaple, comparison of sap with sugar 466 4-6, 38-39 



Slopes, road building, embankments and excavations, 



treatment 463 14-15 



Smith grape, composition, samples from North Caro- 

 lina 452 14 



Soil- 

 disinfection — 



for control of damping-off of pine seedlings, tests_ 453 6-18 



to prevent damping-off of pine seedlings, cost 



and advantages " 453 19-24 



moisture tests in connection with irrigation 462 . 47-51 



pine seedlings, requirements 453 3-18 



treatment to prevent damping-off of pine seedlings, 



recommendations , 453 28-30 



types, relation to irrigation in Florida 462 10-12 



Soil-moisture tests, orange groves in Florida 462 13-17 



Soils, road buildings, bearing power, desirable charac- 

 ters, etc 463 16-19 



Solanin, occurrence in potatoes 468 13-14 



Sorghum — 



grain, food uses, digestion experiments 470 6-29 



protein content of fodder and energy value 459 11 



Sorghums, grain — 



milling experiments 470 3-4 



studies on digestibility, bulletin by C. F. Lang- 

 worthy and A. D. Holmes 470 1-30 



Sour grass. See Wild millet. 



South Carolina, cotton prices by months for differ- 

 ent grades 457 3, 6, 9, 12 



South Dakota, reforestation, recommendations 475 57-58 



Sowing — 



forest seed, methods 475 20-23 



pine seed, method for control of damping-off 



disease 453 5-6 



Soy bean — 



hay, protein content and energy value in green 



and dried product 459 11, 12 



meal, protein content and energy value 459 13 



oil, nature and food use, note 469 14 



silage, protein content and energy value 459 12 



Soy beans, protein content and energy value 459 12 



Spain, sugar — 



industry, history and extent 473 52-56 



supply, sources 473 55-56 



Spatterdocks, description, habitat and value as duck 



food 465 35-36 



Spelt, seedlings, description 461 27, 28 



Spoonbill, food plants, habitat and propagation 465 25 



Spruce — 



Englemann, seed production per acre 475 4 



pine. See Lodgepole pine, 

 seed — 



number per pound . 475 18 



yield of cones 475 17 



Squabs, food use, value, and industry 467 5 



Squirrel caches, store places for forest seeds 475 5-6 



Squirrels, hoards of forest tree seeds, nature and 



location 475 5-6 



St. Augustine grass, description and occurrence 461 10 



Stanley, F. W., bulletin on " Irrigation in Florida " 462 1-62 



Starch- 

 factory, by-products, protein content and energy 



value of kinds used for feed 459 13 



feed, protein content and energy value of dry and 



wet products 459 12 



potato, nature, and uses 468 11 



