172 GENERAL INDEX TO llOYAL AGRICULTURAL JOURNAL. 



SOILS. 



analysing, a prize essay, by the Ecv. 

 W. L. Rbaiu, i. 4G. 



Soils, on tlicir physical properties, and the 

 means of investigating them, by Pro- 

 fessor Schnhlcr, translated by James 

 Hndson, i. 177 ; mode of examining, 

 178; weight of different earths, 180; 

 weight of mixtures of, 181 ; their power 

 to contain watei-, 182 ; to retain it, 190 ; 

 their firmness and consistency, 18o ; 

 wlien wet, and when diy, 188; their 

 loss of bulk by drying, i;»3 ; their 

 l>owcr of absorbing moisture from tlie 

 atmosphere, 1D5; their power of ab- 

 sorbing nitrogen gas, 1H7 ; their power 

 to retain heat, 200 ; the wanning of 

 soil by the sun, 202 ; influence of co- 

 lour, ih. ; and of moistiu'c as to tliis 

 warming, 20:5 ; influence of the inclina- 

 tion of tlie ground on the amount of 

 warmtli it receives from the sun, 204 ; 

 capacity of soils when moistened to 

 develop lieat, 207 ; galvanic and elec- 

 tric relations of tlie earth, 207 ; power 

 of exciting electricity, 208 ; synoptical 

 view of, 210 ; on the employment of 

 the power of containing water in tlie 

 examination of the constituents of a 

 soil, 213. 



, analysis of soils and subsoil of a 



very productive field at Sutton in Nor- 

 folk (riayfair), vi. .')77, xii. 552. 



, on the distinction between tiie active 



and dormant ingredients of, by Dr. C. 

 Daubeiiy, vii. 237. 



, on a method of restoring to soils, 



the mineral ingredients of the wheat 

 crop, vii. 076. 



of Suftblk, by H. Rayubird, viii. 



2G2 ; its heavy loam, 2G3 ; its sands, 

 2G5 ; its heavy lands, 2G7. 



of N. R. of Yorlcshire, by 51. M. 



Mill mm, ix. 499. 



of Lancashire (Garnett), x. 2, 5, 7. 



best adapted for hemp (Kowlandson), 



X. 172, 181. 



, on the absorbent power of, by H. 



S. Thompson, xi. G8 ; as regards ma- 

 nm-e, 69 ; ammonia, silica, &c., 70 ; of 

 a strong clay soil, 72 ; of a black soil, 

 71 ; their power to absorb and retain 

 farmyard manure, 73 ; to retain com- 

 mon salt, 74. 



, on the power of, to absorb manure, 



by J. T. Way, xi. 323, 373 ; power of 

 sand, 316 ; of clay, 317 ; of the absorp- 

 tion of ammonia, 321 ; salts of am- 

 monia, 331 ; salts of potash, 333 ; of 

 lime, 334, 361 ; of magnesia, 336 ; of 

 organic matters, 363 ; sewer-water, 369 ; 

 sweetening of putrid substances by 



burying them in the earth, 376 ; on the 

 theory of clay-burning, 377. 



Soils, on drainage, uncler certain condi- 

 tions, of, and clunate, by Lord Wliarn- 

 clift'e, xii. 41. 



of Lincolnshire, their character, 



especially of its marsh and fenland, by 

 J. A. Clarke, xii. 261 ; strafci, 263 to 

 285. 



, on tlic agricultural geology of Eng- 

 land and Wales, by J. Trimmer, a jirize 

 report, xii. 445 ; of the soils of tlie 

 plastic clay, 454 ; tiie aluiiiinons, 455 ; 

 tlie calcareous, ib. ; the siliceous, 456 ; 

 the erratics, 463 : of soils in general, 

 as laid down by agricultural writei-s, 

 477 ; the strong land of Suffolk, by A. 

 Young, 478; tlie Wolds of Yorksliire, 

 by Legard, 479 ; the chalks of Norfolk 

 and Cambridgeshire, 480 ; tlie soils of 

 Essex, by A. Young, 481 ; of Hertford- 

 shire, by A. Young, ib. ; of Rerksliire, 

 by Mavor, 482 ; of Wiltshire, by Davis, 

 483 ; of Hampsliire, by Vancouver, 

 484 ; of Dorsetshire, by Stevenson, 

 48G ; of Susdcx, by A. Young, 487; of 

 Kent, by Doys, ib. : of Surrey, liy Ste- 

 venson, 488 ; of the whole chalk range, 

 489 ; of the greensjind, 490 ; of tlio 

 oolites and the lias, 491 ; of the new red 

 sandstone, 493; of the coal-measures, 

 494 ; of the old red sandstone, ib. 



, on the, of Nortlianiptonshire, by W. 



Beam, the stony and gravelly, xiii. 52 ; 

 the heavy, Gl ; its moory and peaty, 69 ; 

 at Lois Wecdon, 91 ; its grass, 76. 



, on the power of, to absorb manures, 



by J. T. Way, xiii. 123 ; tiio double 

 silicates of alununa and soda, 129 ; of 

 alumina and lime, 130 ; of alumina 

 and potash, 131 ; of ahunina and am- 

 monia, ib. ; tiie power of the soil to 

 absorb manure derived from tiiesc 

 silicates, 135; how plants obtain their 

 mineral food, ib. ; origin of the siliceous 

 covering in wheat-straw, 137 ; tlie power 

 of the silicates to absorb ammonia from 

 the air, 138 ; Jethro TuUs system, 140 : 

 the Ilev. C. Smith's system, ib. ; the 

 mineral substances in a crop of wheat, 

 141. 



of Cumberland, by W. Dickinson, 



xiii. 207. 



, probable amount of ingredients 



taken from or restored to a soil by tho 

 several crops (seeded rye and beans) 

 and manures, by E. T. Hemming, xiii. 

 418 ; by green rye, turnips, and beans), 

 419. 



, peat, alluvial clays, analysis of, xiii. 



540. 



