130 GENERAL INDEX TO ROYAL AGRICULTURAL JOURNAL. 



NTTROGEN. 



Nitrogen, its formal ive power illustrated 

 by yeast (Henfrey). xvii. 83. 



, do plants assimilate it from the air 



(Ville\ xvii. 85. 



varies in quantity with that of tlie 



rainfall, xvii. 146. 



, its percentage in farmyard manure 



(Voelcker), xvii. 2.M0 ; it.s woete in ma- 

 uure kept under cover, 237. 



, in the .soils of Prussia, &c. (Liebig), 



xvii. 284. 



in soils, not available as plant-footl 



(Boussiiigaulfi, xvii. .597. 



in Imrnt soils less abundant but more 



available (Voelcker , xvii. 614. 



, Liebig's percent-.igo of, too high for 



common agricultural .soils, xvii. G14. 



. relation of nitrogen in food, flesh, 



milk, manure, and waste ' IJarral and 

 Boussiiigault\ xviii. 157, 165. 



, loss of by cows in per.spiration 



(Boussingaultl. xviii. 159, 1(J5. 



in grass Horsfall , 166. 



, percentage of, iu straw manure 



(Way\ xviii. 370. 



, proportion of, i'l manure recovered 



in the b irley crop (Lawes and Gilbert), 

 xviii. 519. 



, its percentage in grain low when 



the quality is higli (Lawes and Gilbert;, 

 xviii. 525. 



, its percentage in hay (Bowditch), 



xix. 222. 



, an excess of, found in diseased and 



poor tumips (Voelcker', xx. 105. 



in manure for liay. one-fourth re- 

 covered in the crop i Lawes , xx. 240 ; 

 high percentage in produce a question- 

 able advantage, 243; possiiile causes 

 why only part is recovered in crop, 244. 



in iiay, no gauge of its feeding value 



(Lawes and Gilbert), xx. 416. 



, in the atmosphere not as.similated 



by plants Boussingauit', xxv. 532. 



NiTROGENiSED subst/inces, subdivision.s of 

 the grouj) (Dr. Voelcker), xxii. 385; 

 their percentage of nitrogen, ib. 



Nitrogenous manure, warmth a substitute 

 for ( Russell >, xx. 485. 



substances, tlieir influence on the 



gi'owth of plants (A. Henfi-ey), xvii. 62. 



Non-nitrogen isED substances, subdivi- 

 sions of the group (Dr. Voelcker , xxii. 

 386; tlie designation "carbonaceous 

 matter,' 387. 



Norfolk, West, on the improvements 

 which liave taken place in, by Earl 

 Spencer, iii. 1 ; Lord Leicester s efforts, 

 ib.; West Norfolk as a rye and as a 

 wheat growing district, ?'6. ; Lord Lei- 

 cester, when he began farming, 3 ; the 



rent of it then, ih. ; origin of the Holk- 

 ham sheep-shearings, «ii. ; the soil of the 



I district, ih. ; introduction of the use of 

 marl, ib. ; Norfolk sheep, ib. ; no cattle, 



I 4 ; Lord Leicester and Biikewell's breed 

 of cnttlt>, ib. ; and the Leicester sheep 

 and the Southdown, ih. ; and tlie Merino, 

 ib. ; liis breed of pigs, 5 ; tlie growth of 

 wheat in Norfolk before 1778, 6; tlio 

 late Mr. Overman, ib. ; the rotntion of 

 the Norfolk farmers previous to tlii.s 

 time, ih. ; tiie late INIr. Overman's lease, 

 and its covenants, 7 ; tlie general causes 

 wliich led to Lord Leicester's success, 

 ih. ; his meetings, liis liberal feeling.s, 

 his hospitality, 8 ; long leases, ib. 

 Norfolk, on Norfolk draining, by H. 

 Evans, iv. 43. 



, on the agricultiire of, by Barugli 



Almack, v. 307; its ploughing and 

 drilling, ib. ; state of its drainage, 308 ; 

 its fences, 309 ; claying and marling, 

 ih.; claying in the fens 311 ; by Mi-. 

 Cambridge of South Runcton, ib ; ma- 

 nures, 313; horses, 314; cattle, 316; 

 slieep of, 317 ; the old Norfolk breed, 

 ib. ; pigs, 318 ; yards, boxes buildings, 

 &c., 319 ; course of cropping and im- 

 jilemeiits used, 321 ; the farms of John 

 Hudson of r'astleacre, 321 ; turnip cul- 

 tivation, 322 ; the pinctice of some of 

 the best Noi folk farmers, 324 ; setting 

 out of turnips, 325; barley cultivation. 

 326; clover cultivation, 328; sketcli of 

 a new sheep-hurdle, ib. ; preparing for 

 wheat, ih. ; tlie use of draught oxen, 

 330 ; nui-.tard-sowing, 334 ; oats little 

 cultivated, 336 ; beans, growth of, 339 ; 

 tares iJt. ; cabbages, 340 ; tenure of the 

 fanns. 341 ; Coke Earl of Leicester's 

 practice, ib. ; alteration in the breed of 

 sheep, 350 ; account of the number of 

 cattle and sheep at Sniithfield market 

 on three market-days in 1843, 1844, 

 351 ; experiments on the best distance 

 of the rows in drilling wheat, by IMr. 

 Blyth of Burnl.am, 3.52; quantity of 

 seed, 353 : dibbling wheat, 355 ; agri- 

 cultural labourers, 356. 



farming, on recent improvements in 



(C. S. Readt, xix. 205; the soils, de- 

 scribed under 5 heads, ib. ; dhstiiiction 

 between E. and W. Norfolk, 266; 

 eastern marshes drained by wiiidmilLs, 

 267; the western fens, ib. ; claying and 

 marling skirt lands, 268 ; fens, well 

 clayed, cannot be drained too much, ih. ; 

 peat on sand, by holding up water, is 

 made to grow rough grasses ih. ; Blo- 

 field hundred, the garden of Norfolk, 

 269; exceptional wheat crop, 90 bush. 



