INDEX. 



563 



Plowing, cost of 415 



fall, for sorghum 109 



Pliuy. history of sorghum • . 50 



on sorghum 54, 57 



Polarization find analysis compared 470 



of maize juices, average 501 



of sorghum juices 105 



of sorghum juices, average 500 



of sugars 22 



Polarized light, eflFect of .sugars on 22 



Population of Lnited States since 1790... 31 



Porcher, on sugar from maize 429 



Porous-alum iu defecation 303 



Porto Rico, export of sugar from 54:5 



sugar production of 26 



Portugal, sorghum in 50 



sugar consumed in ... 26 



Potatoes, acreage yield of in diflFerent 



states — 452 



average acreage value of 420 



in Iowa, acreage value of . . 420 



proiluct, acreage, and value in 



United States .422 



Potash, amount of in crop of sorghum .396 



in corn crop of United States 450 



in crops of United States, amount of. 462 

 in crops of United States, value of. .46:5 



in sorghum juice and cane 236 



salts, effect of on sorghum 163 



Potassium, nitrate, in sorghum juice — 252 

 Powell, O. S., on food value of scum, 



etc 402 



on vinegar from skimmings 403 



report on sorghum crop 412, 414 



Preliminary remarks. 1 



Precipitate formed in defecation 295 



Prescott on sugar from maize 427 



Pressure and temperature in vacuum 



pan ai2 



of atmosphere and boiling point .. 341 



upon the vacuum pan 342 



Prince, \Vm. K., introduction of sor- 

 ghum 64 



Problems concerning sorghum yet un- 

 solved 17 



Production, acreage, and value of cere- 

 als in United States 423 



of soil, decrease in 417 



of sorghum in different states 416 



in Untted States, statistics of. 408 



sugar per acre 419 



of sugar from sorghum, cost of 417 



in different countries. 26 



of svrup in United States in 1860and 



1S70. .. 409 



Products of farm, acreage value of. .. .420 

 of fermentation of sorghum juice. .252 

 of sorghum, beets, and cane com- 

 pared 424 



Profit of growing sorghum 408, 414, 415 



sorghum crop 426 



sorghum production.. 412 



sorghum and other crops compared 42 ) 

 sorghum, beets, and cane compared 424 

 Prompt working of sorghum, conflict- 



ipg opinions S 



Prompt working of sorghum necessary.126 

 Proof glass for juices and syrups, plate.. 4f>6 



Pulp for paper from bagasse 400 



Purging by centrifugal, how done 363 



of sorghum sugars IS 



of sugar, how effected 362 



Queensland, yield of sugar per acre 27 



Questions concerning sorghum unan- 

 swered 17 



Rain, effect on sorghum juices. 151 



Kain-fall after drought, effect on sor- 

 ghum.. 151 



and temperature at Washington, 1882.151 

 at Washington, D. C, lSSO-1-2 147 



Rain-fall, effect of on sorghum 145 



Ransom, B. V., report on sorghum 414 



Rattoon sugar-cane, analysis of 208 



Re-agents for analysis of juices . .503 



Red Cane, analysis of juice of 207 



plant, analysis of 208 



Red color in sorghum stalks 244 



Red Sorgho from India, plate of 84 



Refining of sugar by bone-black 372 



Regular sorghum, analysis of 250 



available sugar in 126. 5:iS 



comparative value of 214 



described.. 99 



ReUieuxs triple effect, compared with 



other methods 512 



Replanting, danger of 118 



in of crop unfavorable 539 



Research on sorghum still demanded. . . 14 

 Resolution of National Academy of Sci- 

 ences on sorghum 469 



Results of sugar making at Washington.516 



Reunion, sugar production of 26 



Revenue from receipts and customs, 



1S81 42 



Rhode Island, sorghum production of ..416 

 value of farm products per acre iu . .421 



yield of different crops in 452 



Rhodes. J. H., report on sorghum crop .412 



Ribbon Cane, analysis of 208 



plant, analysis of . 207 



rattoon. analysis of 207 



Rice or Egyptian corn, analysis of juice. 206 



described 99 



Richards Henry B., on perennial char- 

 acter of sorghum 12 



Ridge culture of sorghum 114 



Rio Grande, X. J., analysis soils 178 



sugar made in 188:? 549 



sugar works, method 511 



sugar works on stripping 141 



on cost of manufacturing. . . . : 417 



Rio Janeiro, yield of sugar per acre ... 27 



Ripe cane only fit for sugar making 516 



Ripeness of seed, time to reach.. 120 



Ripening of seed does not diminish 



sugar 241 



sorghum, time required for 247, 538 



Ripe seed a test for working crop 501 



Rising City, Nebraska, analysis of soil. 179 

 River Platte states, sugar consumed in. 26 



Roll mills described . 261 



Rolls, multiple 2^0 



speed of in mill 279 



Rotation of polarized light by sugars 22 



Rubens sorghum 59 



Rural New Yorker on loss of sugar in 



bagasse.. 386 



Russell, A. J., sugar from sorghum, by 417 

 Russia and Poland, sugar consumed in. 26 



sugar product of 545 



Russia, production of beet sugar 28 



Rye. acreage yield of iu different states. 452 



average acreage, value of 420 



avera.se yield and value per acre. . . .423 

 product,'acreage and value in U. S. 422 



Saccharatum sorghum 51 



Saccharometers described 484 



plate of 486 



Saccharose 22 



Saccharum of Dioscorides. 56 



officinarum. botanical description. . 60 



Salts, effects of on crystallization 326 



mineral, action of in syrups 216 



sugar diminished by 216 



Sandwich Islands, export of sagar from. 544 



sugar production of 26 



yield of sugar per acre 27 



Sandvs, Reginald M., analysis of sugar- 



"cane 208 



San Sui Pai Liang, from China, plate of. S5 



