INDEX TO SECRETARY'S REPORT. 163 



Sewage, its diatributiou by sub-irrigation, 153. 



Sheep, economical method of hurdling, on cultivated land, 56. 



Sheep-husbandry, importance of, 11. 



Silos, system of preserving green food in, 15G-188. 



composition and feeding value of ensilage in, 157. 



loss in ensilage by fermentation in, 159. 



analysis of contents of, lGO-163. 



percentage of green crops in, 165. 



not substitutes, but valuable assistants, 170. 



exclusion of air in, 175. 



carbonic acid gas in, 176. 



cheap and costly construction of, 182. 



percentage of nutritive loss by leakage of, 186. 

 Smut in corn, 99. 



Soil of Massachusetts adapted to the raising of a variety of trees, 25. 

 its character for planting corn, 104. 

 its absorption of atmospheric fertilizers, 126. 

 Soluble Pacific Guano, analysis of, 241. 

 State Board of Agriculture, special meeting of, 15. 



public meeting of, at Southborough, 18-188. 

 annual meeting of, 194. 

 Sturtevant, Dr. E. Lewis, paper by, on growing of corn, 77-80. 

 Statistics of successful crops of corn, 94. 



importation of willow- ware, 214. 

 Strawberry fertilizer, analysis of, 233. 

 Standard fertilizer, analysis of, 242. 

 Suckers in corn, practice of cutting out, 105. 

 Sub-irrigation in distributing sewage, 153. 

 Superphosphates, ammoniated, analysis of, 232. 

 Subjects for essays at the next annual meeting of the Board, 245. 

 System of preserving green food in silos, 156. 



Trees, planting of, physical condition to be considered, 23. 



error in selecting European instead of American plants, 26. 



of Northern China and Japan indigenous to eastern seacoasts, 31. 



Eocky Mountain, 35. 



list of, for planting, 39-43. 



their scarcity in the future, 37. 

 Tuberculous consumption in cattle, 190. 



Verminous bronchitis, cattle disease, 192. 



Voted by the State Board of Agriculture, no premium on native bulls, 245. 



Value to us of experiments in agriculture made in other countries, 246. 



Ware, Benjamin P., paper by, on experiments in potato-culture, 205. 



"Walnut-trees, how and when to plant, 48-50. 



"Western competition in dairy products not proven, 8. 



"Willow- ware, importation of, 214. 



Wood, growing of, 54. 



Wood-ash, analysis of, 221. 



