INDEX. 
Acid in sorghum juice, influence of, 132, ) Boneblack, condition in which to be used, 
133 145 
how neutralized, 101-104. 
in syrups, effect decomposition, 167. 
Affinities of different varieties of cane, 
210. 
Ahrend’s experiments with oats, 31. 
Albumen of cane juice and acid, 132. 
in defecation, 154. 
combined with tannin, 137. 
tannin and alumina, 
in acid syrup, 167. 
Alcohol, use of, in analysis, 193. 
Alum, injurious effects of, 139. 
Alumina, gelatinous, in defecation, 135. 
objection to it removed, 135. 
decolorizing power of, 136, 
sulphate of (neutral), 135, 189. 
Ammonia, effect of, as a manure, 48. 
increases quantity of gluten, 49. 
as a neutral salt in juice, 49. 
under stimulation by, 50. 
when properly applied to cane, 51. 
and gypsum, 60. 
salts and lime in juice, 133. 
Analysis of sorghum juice, 174. 
by Dr. Jackson, 174. 
by Prof. Smith, 174. 
by Madinier, 175. 
by Dr. Wetherill, 180. 
by Vilmorin, 176 
approximate, method of, 191, 192. 
Peligot’s method, 198. 
accurate quantitative, 193, 195. 
Fresenius’ mode of, 196. 
Ancients knew little of sugar, 15. 
Apparatus, ev1porating range, etc., 97,98. 
Arabians carried the cane to Mesopota- 
niia, 16. 
Ash of the seed, composition of, 51. 
dried plant, 52. 
Avequin, experiments with cane mills, 
127. 
Barns, use of, for storing cane, 172. 
Barn-yard manure, 49, 
and trash cane, 56. 
Barrels for syrup, how to cleanse, 230. 
Beaumé’s hydrometer, 190. 
Beet sugar, 20. 
Begasse (see Cane Trash). 
Benjamin, experiments with mills, 127, 
Bisulphite of lime in Melsen’s process, 161 
Blodget’s Climatology, 69. 
Biuff soils of the West, 65. 
Bone-dust as manure, 57. 
De 
how prepared, 143. 
manner of using, 143, 144. 
revivification of, 144. 
new mode of revivifying, 145. 
properties of, 145, 146. 
substitutes for, 146. 
filtration by this mode, 141. 
removes all harsh flavor, 141. 
removes lime, etc., 142. 
decolorizes, 142. 
removes all suspended matter, 142. 
filter, how to use it, 106. 
Cane, how protected from frost, 171. 
trash as manure, 53. 
various uses, 54. 
mode of converting into manure, 
55. 
versus cotton growing in the South- 
west, 67. 
Centrifugal drainer, 122. 
construction of, 123. 
advantages in using, 122. 
Cereal and saccharine plants, 26. 
China, climate of, 214, 216. 
early planting in, 215. 
geographical range of sorghum in, 
214 
Chinese cane (see Sorghum). 
Chloride of lime and ammonia, 61. 
Climate of the Zulu country, 216. 
of Northern China, 214, 216. 
and distribution of species, 68. 
subtropical summer in U. §., 68. 
summer isotherms of 70° and 72°, 69, 
of sugar district of the U. S., 70. 
and sorghum, 23. 
Climatology of tropical cane, 19. 
Coal, bituminous, how used, 104, 
Coloring matter of juice, how removed, 
137, 142. 
Composition of juice, 95. 
Cooler fur syrup, 100. 
Copper test, 193. 
Cotton, dye for, from sorghum, 225. 
Cream of lime, how prepared, 214,217, 229. 
Crystallization of sugar, why uusuccess- 
ful, 111, 189. 
process, how conducted, 114. 
precautions to be observed in, 117. 
impeded ‘by presence of acid, 137. 
promoted by filtration, 142. 
what necessary to, 95. 
Crystallizing vessels, 111. 
(Dutrone’s boxes), 112-114. 
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