" for Peas, 17
" for Potatoes, 255-258
" on Wheat, 120-180-184
" Peruvian, Composition of, 311
" " for Onions, 294
" " Price and Composition of Now
and 30 Y'rs Ago, 327
" " Rectified for Turnips, 286
" " What it is, 311
Gypsum, 104-116-126
" for Oats, 254
" for Peas, 17
" for Potatoes, 255-259

Harison, T. L., Letter from, 115
Hay, Best Manure for, 274
" Plant-food in, 101
Heacock, Joseph, Letter from, 348
Henderson, Peter, Letter from, 344
Hen Manure, 43-104-301
" " for Potatoes, 255
High Farming, 12
" " versus Good Farming, 11
Hops, Manure for, 274
Horse-manure, Composition of, 306
Hot-beds, Manure for, 297
Human Excrements, Composition of, 308

Indian Corn. See Corn.
Irrigation on Market Gardens, 295

Jessup, Edward, Letter from, 342
Johnson, Prof. S. W., on the Value of Fertilizers, 324

Lawes' and Gilbert's Experiments on Barley, 227
Lawes' and Gilbert's Experiments on Oats, 252
Lawes' and Gilbert's Experiments on Permanent Meadows, 271
Lawes' and Gilbert's Experiments on the Amount
of Excrements Voided by Man, 309
Lawes' and Gilbert's Experiments on Sugar beets
and Mangel-wurzels, 288
Lawes' and Gilbert's Experiments on Wheat, 170
Lawes' and Gil