56 



GENERAL INDEX TO ROYAL AGRICULTURAL JOURNAL. 



ib. ; on g:mlt 4 ft. deep and 9 yards 

 apart, atcojjt of llOs. tu I'SOs. per aero, 

 ib ; tables of rainfall from October to 

 May, 270 ; of bavometer, ib. ; of dis- 

 charge from both elo»c and wide ikaius, 

 ib.; state of test holes, on close and 

 wide drain.s, and on nndraincd land, ib. ; 

 temperature of soil from January to cud 

 of IMay, ib. ; summary of above table, 

 278 ; the clays saturated to diain level 

 27 Nov., 2ya; free discharge, 12 Die., 

 ib. ; very large discliargu from sub.se- 

 quent rainfall, ib. ; incrca:-e of dis- 

 cliarge in March and April, with fall f>f 

 barometer, but witiiout rainfall, ib. ; 

 ob.=;ervatioii.s, 294 ; high ridges liave 

 been levellcil, and the furm relet on 

 terms giving a full return for onti;iy, ib. 



Urainage, near Windsor, its cost i^ypear- 

 ing , xxi. 2:5. 



and Ene]o.3ure Companies (Wells), 



xxi. 14 <J. 



of Whittlesea Mere f W. Wells\ xxi. 



11)4 ; hituation and ancient state of the 

 Mere, i;i.3 ; Sir J. lleiniio"s drainage 

 scheme, I'.'S ; the Middle Level Act 

 and winks, 137 ; the great Jlarshland 

 cut, ib. ; process of emptj-ing the jNIere, 

 138; its present condition, ib.; use 

 of Appold s jnunp, 131) ; the flood of 

 December, l!^51, ib. ; renewed oj>era- 

 tions, construction of banks and dykes, 

 140 ; eft'eetof drainage, ib. ; cultivation 

 of reclaimed land, ib. ; peat top-dressed 

 with underlying gault, 141 ; subsidence 

 of the level of the district, 142 ; enlarge- 

 ment of main <lrain, ib. ; use and cost 

 of jxirtuble railway, 143; cost of dry- 

 warping, ib. ; composition of guult 

 ' Voelcker), 145 ; its use and cost as a 

 toi>-ilrcssiijg, ib. ; removal of stagnant 

 water essential in reclaiming bog, 14G ; 

 drainage and enclosure companies in- 

 corporated by Act of Parliament, ib. ; 

 the AVest of England Company, ib. ; 

 extent and productive jxiwer of the re- 

 claimed district of Whittlesea Mere, 147. 



, memoranda on the drainage of 



Wliittlesea I\Iere i P. H. Frere), xxi. 

 149 ; past and present iiroductions of 

 the INIere, 149-.J0; effects of drought 

 and frost, lot); preliminaries to culti- 

 vating ]>Lat land, 151 ; value of clay 

 as a top dressing, (7;. ; probability of 

 obtaining it directly from below the 

 fen, ib. ; subsidence and compressibility 

 of peat, ib. ; proper crops for the warp, 

 152 ; the crop of 1S59, ib. ; modern 

 homesteads, ib. ; the clay-bed succeeded 

 by brown peat, 153 ; remains of ancient 

 forest trees, ib. 



DRAIXING-THES. 



Drainage of a portion of the valley of tlie 

 Test at Broadlands in 1S52 (J. Bailey 

 Deuton\ xxii. 344 ; physical geograjihy 

 of the district, ib. ; average mean in- 

 clination, ib. ; plan of the works and 

 object proposed, 345 ; results, 31t5 ; 

 letter from Lord Palmerston on un- 

 drained land, and the cliects of under- 

 drainage on the soil, atmosiihere, and 

 rivers, ;M(j ; volume of the waters of 

 tlic Te-t nut diminished by drainage 

 works in adjoining lauds, 347. 



, cliects of under-drainage on rivera 



and arterial channels, i'. D. (J. B. 

 Denton), xxiv. 573 ; stiitistics, 574 ; the 

 ridge and furrow system, ib. ; Parki's's 

 im])r(>vements on parallid drains, 575; 

 the PuMic INIoney's Drainage Act, ///. ; 

 clli.rts of drainage on the river sy.-tem, 

 ib. ; classification of soils, 570 ; test 

 holes not adapted to clay lands, ib. ; 

 drainnge of free soils, ib. ; the Hinx- 

 wortli experiments, 577 ; evaporation, 

 578 ; valleys and watercourses, 579 ; 

 fii)()drf in the Thames basin (Kev. J. C. 

 ClutterJjuck), ib. ; clfects of under 

 drainage on the sujiply of water to 

 rivers, ib. ; plans of free soil drainage 

 carried out by the author, ib. ; works 

 on Mr. Dent s estate, 580 ; provision 

 against sudden floods, 581 ; proper 

 mode of draining different dcscription.s 

 of wet land, ib. ; importance of adeipiatu 

 outfall, 582 ; necessity of river retbrm, 

 ib. Discussion — Drainage works on the 

 Ilibstone estate (Mr. Dent, M.P.), 583; 

 direction of furrows overcome by steam 

 cultivation i^lv. Holland, M.P.), 584 ; 

 treatment of porous land 'Denton), ib.; 

 floods in 1809 ^v. Barker;, 585; im- 

 policy of hay foj-ming near London 

 (Prof. Simonds), 580 ; Elkington's 

 drainage works, importiince of compre- 

 hensive plans (Frere), 588 ; intervals 

 between drains (Sir J. Johnstone), ib. ; 

 the Elkington's system of tapping 

 springs (F. Hobbs), ib. ; government 

 inspection (Wells), ib. 



Drains, arterial, obstruction of (Dr. Bell), 

 xvii. 117. 



Drain level, a, described by S. H. Payne, 

 vi. 247. 



Draininc-tiles, E. Beart on the econo- 

 mical manufacture of, ii. 93; expenses 

 of manufacturing in Huntingdonshire, 

 ib.; form of kiln, 94; of drj'ing-sheds 

 and pugmill-hou.se, ib. ; machinery, 95 ; 

 best-shaped tile for draining laud, ib. ; 

 cost of erecting kiln and" hopper, ib. ; 

 description of sheds, kilns, with figures, 

 90; description of Beart's patent ma- 



