336 



INDEX. 



Haupt frame, 194, 200, 219, 220. 

 Heartwort weevil, 62. 

 Heijak frame, 213, 214. 

 Heijak's kiln, 238-240. 

 " Hengst " hops, 36, 41. 

 Hermann frame, 194, 195, 198, 199, 

 215-218. 



— on non-cutting, 129-132, 218. 

 Hill hops, 41. 



History of the hop plant, 1-10. 

 Hoeing, 112, 113, 137. 



— cost of, 260. 



Holland, statistics of production, 



300, 301, 308. 

 Holzner and Lermer on lupulin 



glands and granules, 23-26. 



— — on malformations, 42- 

 44. 



— — on the hop flower, 20, 

 21. 



Honeydew, 47, 50. 

 Hop bar, 184, 186. 

 - bug, 59, 60. 



— cones, chemical and phy- 

 sical structure of, 278-288. 



— — composition of, 166, 167. 



— Continental nomenclature 

 of the, 11. 



— districts, 64. 

 Hopeine, 286. 



Hop extract, 276, 277. 



— flea, 59. 



— gardens, intermediate crop- 

 ping in, 113. 



— — life of, 254-256. 



— — subsequent cropping in, 

 256. 



— growers and dealers' associa- 

 tions, 318-331. 



— ■ growing industry, how to 

 improve the, 317, 330-332. 



— kilns, 236-249. 



— knives, 139, 140. 



— ladder, 186. 



— leaves as fodder, 251. 



— louse, 58, 59. 



— marking institutes, 320-331. 



— miner moth, 57. 



— oil, 280, 281. 



— — bitter, 287. 



— — extracting, 276. 



— plant, area occupied by, 97- 

 109, 170. 



Hop plant, characteristics of, 11- 

 27. 



— — chemical composition 

 of, 166, 167. 



— poles, 182-186. 



— — carbonising, 183. 



— — cost, 182. 



— — — of dressing, 259. 

 _ _ _ of pulling, 260. 



— — — of spreading, 260. 



— — — of stacking, 261. 



— — dimensions of, 185, 186> 



— — impregnating and 

 dressing, 183, 190, 191. 



— — lifting, 188. 



— — pitching, 184-186. 



— — pointing, 183. 



— — storing, 189, 190. 



— — stripping, 182. 



— — treatment of, 61, 62. 



— resin, percentage of, 287. 



— resins, 281-283. 



— shoots, utilising, 252. 



— substitutes, 277. 



— tannin, 284. 



— trade, 311-331. 



— vine snout moth, 58. 



— weevils, 53, 55. 



— worm, 61. 

 Hops, acidity of, 285. 



— alkaloids in, 286. 



— Allenstein, 41. 



— Alsatian, 41. 



— American, 38, 40. 



— analysis of, 238, 287. 



— arable acid in, 286. 



— asparagin in, 285. 



— Auscha, 39, 40, 84. 



— Australian, 40. 



— bacteria in, 267, 268, 272. 



— bagging, 231, 249, 250. 



— Belgian, 40, 41. 



— boric acid in, 287. 



— " Buffs," 41. 



— Canadian, 40. 



— Canterbury, 40. 



— carbohydrates in, 286, 



— cellulose in, 286. 



— cholin in, 285. 



— classification of, 36-41. 



— climate for, 64-76. 



— climbing properties of, 12. 



— Cluster, 40. 



