Elements of agricultural chemistry, in a course of lectures for the Board of Agriculture / By Sir Humphry Davy.

  • Davy, Humphry, Sir, 1778-1829.
Date:
1813
Catalogue details

Licence: Public Domain Mark

Credit: Elements of agricultural chemistry, in a course of lectures for the Board of Agriculture / By Sir Humphry Davy. Source: Wellcome Collection.

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    INDEX. / ? ' Acids, account of those found in vegetables, 93. Age of trees, by what limited, 220. Alcohol, theory of its formation, 117. Alburnum, uses of, 53, 220. Alkalies, method of ascertaining their presence in plants, 97. effects produced by,in vegetation,17. Animal substances, their composition, &c. 240. decomposition of, 239. Atmosphere, nature and constitution of, 180. Animal matter, mode of ascertaining its exist- ence in soils, 146. Bark, its office and uses, 50, 211. Barks, their relative value for tanning skin, 79. Blight in Corn, its cause, 231. Bread, its manufacture, theory of its produc- tion, 121. Burning, its use in improving soils, 300. \ Canker in trees, probable mode of curing, 230. Carbonic acid, a part of the atmosphere, 183. necessary to vegetation, 193. Cements, on those obtained from limestone, 284. Chemistry, its application to agriculture, 5. ■ importance in agricultural pur- suits, 22. Combustibles, simple, referred to, 40. Combustion, supporters of, mentioned, 39. Courses of crops, particular ones recommend ed, 310. Corn, its tillering, theory of this operation, 204. Diseases of Plants, their causes discussed, 229. Earths, on those found in plants, 99* Electricity, its influence on vegetation, 35. Elements chemical, of bodies, 38. — laws of their combina- tions, 45. Excrements, use of as manures, 258. 4 Fairy rings, their causes, 312. Fallowing, theory of, 20, 307* Fermentation, phenomena of, 116 Fly-turnip, plan for destroying or preventing, 192. Flowers, their parts and office, 60. Geology, referred to as teaching the nature of rocks, 167. Grafting, general views on this process, 221. Grasses, on those fit for pasture, 314. Gravitation, its effects on plants, 29. Green crops recommended, 310. Gypsum, its use as a manure, 287. Heat, its effects on vegetables, 33, 155. Husbandry drill, its advantages, 309. Ice, its anti-putrescent powers, 242.