33 



Potash, field experiments with viii, 153-157 



" carbonate of, analyses of xi, 320; xii,4i8 



" muriate of, analyses of. ... i, 96, 97 ; ii, 128 ; iii, 106, 107 ; iv, 1 10 



V, 164, 165, 204 ; vi, 174, 196; vii, 284 



viii, 257, 282 ; ix, 286, 306; x, 286,302 



xi, 195, 251, 319, 338 ; xii, 383, 41S. 

 " nitrate of, analyses of. ... v, 21 1 ; vi, 203 ; vii, 284 ; viii, 2S2 ; ix, 306; 



X, 302 ; xi, 319, 338; xii, 418. 



" phosphate of, analyses of xi, 251, 320 ; xii, 418 



" salts, analyses of .... iii, 105, 106 ; v, 205 ; vi, 197 ; vii, 284 ; xii, 418 

 " sulphate of, analyses of iii, 107 ; iv, no; v, 204 ; vi, 196 ; vii, 



264,284; viii, 282 ; ix, 287,306; x, 286, 



302 ; xi, 195, 251, 338; xii, 418. 



Potash-magnesia carbonate, analyses of xi, 251, 320, 338 ;. xii, 276, 41S 



" " sulphate, analyses of . . . . i, 101 ; iii, 107 ; iv, 1 1 1 ; v, 165 ; 



vi, 174, 197 ; viii, 2S2 ; ix, 306 ; x, 302 ; 



X', 251,338; xii, 277, 383, 418. 

 Potatoes, analyses of ii, 89 ; 111,74,75; iv, 83 ; v, 196 ; vi, 224 ; vii. 185, 



295, 300; viii, 294, 299; ix, 318, 324; x, 



314,321; xi, 261, 353, 362; xii, 79, 113, 



114,227, 399. 



" analyses of different varieties vii, 185 



" average per cent of solids in 'v, 84 



" bug destroyer non-poisonous, xi, 324, 378 ; xii, 458 



" beetle, notes on i, 56 ; ii, 14 



" bulblats, Chinese ix, 191 



" Beauty of Hebron, analyses of iii, 75 ; vii, 185 



" Beauty of Hebron, experiments with. .. ii, 87; iii, 72-75 ; v, 141 ; 



vi, 121-139. 



" conclusions from experiments with iv, 89 



" determination of solids in iii, 74 ; iv, 85 



" effect of phosphate on viii, 189 ; ix, 200-204 



" experiments with. .. . 11,87; ''',72-75; iv, 82-92 ; v, 141-148; vi, 



121138; vii, 175, 176; xi, 194-197, 206; 



xii, 200-212. 



" experiments with fertilizers for iv, 82, 84 



" fertilizers used in experiments iv, 87, 90 



" fertilizing constituents removed by viii, 191 ; ix, 204 



" large and small for seed iv, 84 



" loss of weight by evaporation in dry cellar vii, 186 



" new disease of ix, 226 



" observations concerning ix, 196 ; x, 188 ; xii, 218 



" photograph of different varieties vi, 130 



" protector .^ iv, 92, 93 



" rot, investigation of viii, 223 



5 



