21
" Locked Up in the Soil, 221
" Loss of by Fermenting Manure, 98
" on Grass Land, 273
" Potential, 31
" Quantity of to Produce One Bushel of Wheat, 211-212
" Required to Produce a Bushel of Barley, 240-242
" Retained by the Soil, 218
" Salts, Composition of, 312
" " How to Apply, 286-312
" " for Private Gardens, 297
Anderson, J. M. B., Letter from, 345
Animals, Composition of Manure from Different, 306
" What They Remove from the Food, 301
Apple Trees, Nitrate of Soda for, 314
Artificial Manures, Will They Pay, 214
Ashes, Burnt Earth, 72
" Coal, 72
" for Barley, 241
" for Indian Corn, 279
" for Oats, 253
" for Potatoes, 259
" of Manure for Wheat, 173
" on Long Island, 346
" Plaster and Hen-dung for Potatoes, 255
" Wood, 104

Barley After Ten Crops of Turnips, 250
" a Large Yield of, 242
" and Clover after a heavily-manured Root-crop, 287
" Best Soil for, 227
" Cost of Raising With and Without Manure, 245
" Lawes' and Gilbert's Experiments on, 227
" Potash Increases the Crop of at Rothamsted, 329
" Profits of Raising in Poor Seasons, 243
" Quality and Price of, 242
" Yield Per Acre, 11
Barn-yard Manure, Difference in Quality of, 246
Bean-straw for Manure,