638 INDEX. 



Soils, absorbent and retentive powers of, 155. 

 absorption of ammoniacal salts by, 156. 

 analysis of, 9. 



air dried, tables of, 174 to 176. 

 questions answered by, 169. 

 chemical composition of, 162 to 166. 

 formed by the different geological formations, 153^ 

 from Alexandria, La., 181. 



Berrien County, Michigan, 177. 

 Boone County, Indiana, 178. 

 Oswego, N. Y., 179. 

 Rapides Parish, Louisiana, 180. 

 Walla Walla, Wash., 177. 

 general classification of, 152. 



conclusions in regard to, 156. 

 fertility of, 154. 

 geological character and distribution of, 171, 172, 173. 



classification of, 152. 

 history of, analyzed, 173. 



importance of a proper mechanical condition, 155. 

 permanent fertility of, 159. 

 physical properties of, 154. 

 prairie, from Dakota, 177. 

 Table of Rothamsted analysis, 167. 



showing the specific gravity of, 169. 

 Tables of nitrogen and carbon in various, IGS. 

 variations in the texture of, 155. 

 Soluble matter and water in canes, 135. 

 Sorghum halapense, 74. 

 Sorghum juices, analysis of, 133, 134. 

 seed, improvement of, 55. 

 sugar exhibited at New Orleans, 34. 



experiments witb at Ottawa, 123 to 126. 

 tables of diffusion of. 126, 130. 

 Southern Forestry Congress, 199. 

 Sparrow, California, feeding on locusts, 298, 



English, vs. Cicada, 238. 

 Spinacb, 622. 



Spruce -bud caterpillar, 321. 

 worm, 325, 326. 

 Plume-moth, 326. 

 Therina, 328. 

 Squash, 622. 



State experiment stations, 7. 

 Statistical Division, diagrams exhibited, 34. 



publications in lb85, 29. 

 Statistician, report of, 345. 

 Statistics, work in Division of, 14. 

 Slenoiaplirum aviericanum, 75. 

 Strawberry, 626. 



Crown-miner, 278. 

 Root-worm, 278. 

 Weevil, 209, 276 to 281. 

 Sucrose (cane-sugar), 115. 



detection of in honey, 115. 

 Sugar, experiments in the manufacture of, 10. 



industry, development of, 5. 

 Sweet-gum, character and uses of, 70. 

 Swine breeding in America, 370 to 372. 

 plague, bacterium of, 504. 



conclusion of investigations concerning the cause of, 488, 



report on, 521. 

 disease as observed in swine, 513. 

 general r^sum6 of investigations concerning, 509. 

 investigations in, 476. 

 other investigations of, 516. 

 results of latest investigations in, 511. 

 Symplocarpus foelidus, 74. 

 SyrphidcB, monograph on, by Dr. S. W. Willistoj<; 214, 



