The Life of Sir Humphry Davy, Bart., LL. D., Late President of the Royal Society, Foreign Associate of the Royal Institute of France, &c, Volume 1H. Colburn and R. Bentley, 1831 - 547 pages |
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Page 182
... manure carried immediately on the field , without being disturbed , will have a greater effect in exciting rapid vegetation , and in encouraging the growth of the turnip plant , than when applied in the ordinary manner ; for , under ...
... manure carried immediately on the field , without being disturbed , will have a greater effect in exciting rapid vegetation , and in encouraging the growth of the turnip plant , than when applied in the ordinary manner ; for , under ...
Page 377
... manure , or rendered fertile by the different processes of cultivation . " That such objects are intimately connected with the doctrines of chemistry , he proceeds to show by several appro- priate and striking illustrations . " If land ...
... manure , or rendered fertile by the different processes of cultivation . " That such objects are intimately connected with the doctrines of chemistry , he proceeds to show by several appro- priate and striking illustrations . " If land ...
Page 378
... manure . " " In the selection also of the remedy , after the dis- covery of the evil , chemical knowledge is of the highest importance . Limestone varies in its com- position , and by its indiscriminate application we may aggravate the ...
... manure . " " In the selection also of the remedy , after the dis- covery of the evil , chemical knowledge is of the highest importance . Limestone varies in its com- position , and by its indiscriminate application we may aggravate the ...
Page 380
... manures . The expense connected with chemical enquiries is extremely trifling : a small closet is sufficient for containing all the materials required . " In the SECOND LECTURE , he enters upon the consideration of the general powers of ...
... manures . The expense connected with chemical enquiries is extremely trifling : a small closet is sufficient for containing all the materials required . " In the SECOND LECTURE , he enters upon the consideration of the general powers of ...
Page 396
... manures of animal and vegetable origin , and of the general principles with respect to their uses and modes of ... manure is often carted to the field , at the time when the land is rendered impenetrable by frost ; or , if this ...
... manures of animal and vegetable origin , and of the general principles with respect to their uses and modes of ... manure is often carted to the field , at the time when the land is rendered impenetrable by frost ; or , if this ...
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action Agriculture alkali alluded ammonia amongst animal appear ascertained Bakerian Lecture barytes beautiful Beddoes bodies carbonic acid charcoal chemical chemist Chemistry chlorine circumstances Clayfield combination combustion common compound connected considered containing Cornwall DAVIES GIDDY Davy's DEAR decomposed decomposition discovered discovery duced earth effect electricity elements enquiry excited experiments fact feelings fluid gallic acid galvanic genius Gilbert heat hope Humphry Davy hydrogen laboratory labour light lime magnesia manner manure matter memoir ments mercury metallic mind mineral minute muriatic acid nature nitrous gas nitrous oxide observed obtained occasion opinion oxygen oxymuriatic acid paper peculiar Penzance phenomena philosopher phosphorus plants potash potassium principles produced proportion pure Purkis quantity received rendered respiration Royal Institution Royal Society says scientific soil solution strontian substances sulphate sulphur surface talents tannin theory tion truth vegetable Voltaic Voltaic pile