76 



GENERAL INDEX TO EOYAL AGRICULTURAL JOURNAL. 



Gas clay, on the manurial properties of 

 (Rev. W. R. Bowditch), xviii. 29',) ; the 

 nitrogen in coal comisarcd with that in 

 farmyard-dung. 301 ; clay an absorbent 

 of nitrogen, 302 ; evils of an over- 

 dressing of gaa-clay, 303 ; its applica- 

 tion to turnips, 304 ; the action of 

 sulphuric acid in dissolved bones and 

 woollen rags on the soil, 305 ; a dressing 

 of gas-clay and earth benetieial to ne- 

 glected grass-lands, 30G ; its eftcct < m 

 the coloin of foliage, 307 ; grass ilrcs-scd 

 with it preferred by cattle, 308 ; acts as 

 a check to potato disease, 30U ; its use 

 on grass-laud, xi.x. 245. 



lime, its use for grass-land, xix. 214 ; 



caution as to tiie amount and mode of 

 dix'ssing, ih. ; tlircctions for its use — a 

 ton per acre (Bowditch), 239; great 

 caution necessary {note), ib. 



Gas-wateu as a manure for barley, J. 

 Baynter on, i. 45. 



Gas-woi!ks, the ammoniacul liquor of the 

 gas-works. Dr. Fownes on, iv. 541 ; Dr. 

 A. Voelckcr on, xvi. 03. 



, refuse of, as manures, by H. Haud- 



ley, i. 45. 



, lime refuse, analysis of, xiii. 498. 



, tar as a manure, on, by Dr. A. 



Voelcker, xvi. 93. 



Gates, on those showni at the Lewes 

 meeting (in 1852), xiii. 328. 



Gavlt, that of Kent described by G. 

 Buckland, vi. 270. 



, that under the Lincolnshire fens (J. 



A. Clarke^, viii. 92. 



, analyses by J. T. Way of the lower 



gault, xii. 540 ; of the middle, 547 ; 

 and of the upj)cr gault, 548 ; of tiie 

 soft rock above tlie gault. 549 ; and of 

 the soft brown rock immediately above 

 the gault, ib. 



between Farnham and Petersfield 



(Way and Paine), xiv. 231. 



of Oxfordshue (C. Read), xv. 195. 



of Buckingiiamshu-e (C. Read), xvi. 



276. 



, underlying the jteat in the fens, its 



analysis, xxi. 148. 



Gea(3h, W. E., on the best mode of storing 

 turnips, ii. 137. 



Geese, on the rearing and management of 

 (W. Trotter), xii. 193. 



Genista Anglica, i<ee " Greenweed, nee- 

 dle." 



tinctoria, see " Greenweed, dyer's." 



Geology, the connexion between, and 

 agricultui-e in Cornwall, Devon, and 

 West Somerset, by Sir H. T. De la 

 Beche, iii. 21 ; the amount of fertility 

 which may be estimated as due to the 



decomposition of the subsoil rocks, 22 ; 

 the blue lias of Ljnne Regis, the red 

 marl and sandstone of Sidmouth, ib. ; 

 beneficent eftects of shelter from the 

 sea-breezes at Mount Edgcumbe and 

 other places, 23; the mica-slate, the 

 woods near Clovclly, ib. ; the chalk 

 of this district, 24 ; grass-lands and 

 orchards on the lias, 25 ; the red sand- 

 stone ari'ft, ib. ; the red marls, ib. ; the 

 lands of Devon and Somerset on the 

 rod sandstone, ib.; the soil resting on 

 the beds of red sandstone and on the 

 rocks on which it rests, ib. ; the beds 

 of the carbonaceous series, 26 ; and 

 where the trappean rocks are mingled 

 with thorn, //<. ; the grauwacke, A ; the 

 trappean rocks, how coniix>sed, 27; the 

 trap rocks of other parts of the world, 

 such as in Scotland and in Abyssinia, 

 ib. ; limestone near Torbay, ib. ; the 

 range of the red and slaty beds of 

 the grauwacke, 28; the soils on the 

 greenstone rocks around I'enzance, 29 ; 

 the .soil on tiie serpentine, around the 

 Lizard, /'<. ; tenanted by a he;ith, the 

 Erica vagans, 30 ; quartz, the spar, and 

 whiteacre in Cornwall and Devon, 29 ; 

 the diallage rock, sienite, and the horn- 

 blende slate of the Lizard, 30 ; the 

 granitic soils, 31; their jiroduce, 32; 

 ])eat on th(: granite soils, ih. ; the allu- 

 vial soils in other jiluces, 33; the sea 

 and blown .sand employed as mamu-e, 

 34 ; the amount annually taken from 

 PadstoW' Harbour for this puqiose, 35 ; 

 the quantity of .sand annually employed 

 in Cornwall and Devon, ib. ; liow chiefly 

 cfmiposed, ib. ; tiie farmers prefer the 

 sea-sand, 36. 



Geology, on its aj)plication to agricid- 

 ture, by Sir J. V. B. Johnstone, i. 271. 



, on the present (1848) state of agri- 

 culture in its relations to chemistry and 

 geology, by Professor J. W. F. John- 

 ston, ix. 200. 



of Lancashire (W. Gamett), x. 2, 



5.7. 



of South Wales (C. Read), x. 126. 



of Gloucestershire (J. Bravendar), 



xi. 119. 



of Lincolnshire (J. A. Clarke), xii. 



262-285. 



, on the agricultural geology of Eng- 

 land and Wales, a prize report by J. 

 Trimmer, xii. 445 ; its objects, 447 ; the 

 varj-ing fomis of the oolitic group, 451 ; 

 and of the chalk, ib. ; of Smith the 

 geologist, his labours, 451, 478; of 

 the sorts of the plastic clay, 454 ; the 

 aluminous soils, 455 ; the calcareous. 



