VOLUMES ONE TO TWENTY-FIVE. 



83 



mode of attaching horses to a wa^-goii, 



vi. 248. 

 Gkignon, the agricultural school at, iii. 



365. 

 Geigor, J., on fences, a prize essay, vi. 



194. See " Fences." 

 Gripes or spasms in horses and cattle, 



on, by J. B. Simonds, ix. 53. 

 Grit, the carboniferous, of Gloucester- 



shii-e (Bravendar), xi. 123. 

 , the gritstone soils of the Derbyshii-e 



coal series (Rowley), xiv. 28. 

 Groltjd beetle, the, described amongst 



the insects affecting the corn-crops, by 



J. Curtis, V. 471. 

 Groundsel, the common, its soils and 



habits (Buckman), xvi. 362 ; number of 



its seeds, 377. 

 Grouten's lectures on animal chemistry, 



especially in relation to animal pliy- 



siology, xxiv. 307. 

 Growth of plants explained. See " Vege- 

 table physiology."' 

 Grubber, or scarifier, the, J. Morton on, 



iii. 119. 

 ■ -, report on those shown at the Great 



Exhbition in 1851, by P. Pusey, xiii.595. 

 , those shown at the Lewes meeting 



(1852), xiii. 315. 



at the Gloucester meeting (1853), 



xiv. 357. 



at Lincoln (1854), xv. 373. 



at Carlisle (1855), xvi. 507-524. 



Grubbing woods, on, by J. E. Denison, 

 xvi. 352 ; expenses of, 354. 



of a Surrey down at Kingswood 



(P. Pusey), iv. 307. 



on Exmoor, cost of (E. Smith), xvii. 



390. 



Grubs, the larvte of various moths, de- 

 scribed Curtis), xviii. 71 ; their ravages 

 in Germany and Switzerland, ih. ; also 

 in Scotland and Ireland, 72 ; and on 

 SMddaw, 73 ; remedies against, ih. 



Guano, J. P. W. Johnston on, ii. 301 ; 

 its deposits along the coast of Peru, ib. ; 

 ih. ; whence derived, ih. ; tiro fresh 

 guano from the islands of Islay and 

 Jesus, 302 ; in the time of the Incas, 

 ib. ; punishment of destroyers of the 

 young birds on the guano islands, ib. ; 

 the early trials of guano as a manure 

 in this country, 303 ; by Mr. Pusey, ih. ; 

 by Mr. Love of Castle farm, ih. ; by 

 Mr. Westcar of Barnwood, 304 ; by 

 Mr. Smith of Gunton Park, ih.; by 

 Mr. Skirving of Walton Nurseries, ib. ; 

 its chemical composition, 305 ; analysis" 

 by Klaproth, ih. ; and by Fourcroy 

 and Vauquelin, 306 ; by Johnston, ib. ; 

 Boussingault on the value of nitrogen- 



ous manures, 309 ; cause of tlio fer- 

 tilising action of, 310 ; analysis of the 

 dung of birds which live upon fish, 

 sucli as the gannet, 311 ; original or- 

 ganic matter remaining in the guano as 

 imported into England, ib. ; the reason 

 why the Peruviau farmers iDrefer the 

 recent guano, ih. ; the value of pigeons' 

 dung, ib. ; the cause of the accumula- 

 tion of guano on the coast of Peru, 314 ; 

 little or no rain there, ib. ; the country 

 a sterile desert, 315 ; sometimes found 

 in large masse's under drifted beds 

 of sand, ib. ; of the money value of, 

 to the English farmer, ih. ; the pro- 

 fessor's recipe for an imitation manm-e 

 equal to guano, 317 ; experiments with 

 guano and other laanures, 318. 



, experiments with, on a higlila.nd 



and a fen farm, by G. Pryme, iii. 437. 



, account of some exiieriments with, 



and other manures on turnii^s, by J. 

 Grey, iv. 211. 



, Dr. Fo\vues on, iv. 543; analysis 



of, ih. 



, experiments with, on barley, by J. 



Hannam, v. 270. 



, on the analysis of, by Dr. A. Ure, 



V. 287. 



compared with other manui'es, by 



D. Barclay, vi. 175. 



as a manure for beeti'oots, by P. 



Pusey, vi. 529. 



compared with superphosphate of 



lime for turnips, by E. D. Drewitt, vi. 581 . 



, on the composition and money-valuo 



of the diiierent varieties of guano, by 

 J. T. Way, X. 196 ; auiilysis of Peru- 

 vian, 202 ; of inferior guanos, 203 ; of 

 Ichaboe, 209 ; of Augamos, ib. ; of 

 Patagonian, 210 ; of Saldanha Bay, 

 211 ; coprolites, 215 ; bones, 217. 



, ammonia, its money value, 218; 



sulphate of ammonia, 220 ; on the 

 sampling of guano, 227; on damaged 

 guano, 229. 



, on the application of, and other 



manures (to hay crops), by E. S. Bearne, 

 X. 399. 



, on trials with, as a top-dressing for 



the grass in Windsor Park, by F. H. 

 Seymour, xiii. 347. 



, analysis of various specimens, xiii. 



482. 



, trials on wheat with, and nitrate of 



soda, soot, &e., by Sir J. M. Tylden, 

 xiv. 15. 



Guano, prize offered by the Eoyal Agri- 

 cultural Society of England for the dis- 

 covery of a substitute for, xiv. 4 ; with- 

 drawn, xvii, 4, 



f 2 



