Chemical Research on Plant Growth: A translation of Theodore - download pdf or read online

By Théodore de Saussure, Jane F. Hill

Recherches Chimiques sur los angeles Végétation used to be a seminal paintings within the improvement of the certainty of photosythesis and plant chemistry. the unique ebook, which used to be the 1st concise summation of the fundamentals of plant meals, used to be a landmark in plant technology. It used to be two times translated into German throughout the 19th century, yet no English translation has been released. This translation will curiosity these within the plant, chemical, agricultural, and soil sciences, and the background of technological know-how, who locate English extra obtainable than French or German and who desire to examine extra concerning the early learn on photosynthesis and plant technological know-how.

Nicholas-Théodore de Saussure, a Swiss plant physiologist and plant chemist, was once the final of the early pioneers of photosynthesis study. This preliminary interval of analysis is usually thought of to have started with Jan van Helmont within the early 17th century and Stephen Hales within the first a part of the eighteenth, then to became extra extreme with Joseph Priestley, Jan Ingen-Housz, and Jean Senebier through the medical Revolution of the mid-to-late eighteenth century. Nicholas-Théodore’s father, the recognized Swiss geologist, meteorologist, and Alpine explorer Horace-Bénédict de Saussure, have been an early convert to the hot chemical theories pioneered by means of Antoine Lavoisier within the past due eighteenth century. Nicholas-Théodore, more youthful than his predecessors, had the total good thing about this new strategy, which under pressure quantitative chemical equipment. employing those the right way to crops, Nicholas-Théodore de Saussure played experiments that led him to significant insights into plant foodstuff. His most crucial contributions have been the demonstration that water is an element of plant dry topic; that vegetation receive their carbon from the carbon dioxide of the air, no longer from carbonic acid dissolved within the soil water, as such a lot of his contemporaries believed; and that mineral parts and nitrogen from the soil are necessary to plant progress. extra, he tested the principal truth of plant breathing (the absorption of oxygen and emission of carbon dioxide); and photosynthesis (the decomposition of carbon dioxide and evolution of oxygen within the light). In Recherches Chimiques sur los angeles Végétation, de Saussure synthesized his personal learn findings with these of his predecessors, generating a pioneering paintings on plant foodstuff.

within the centuries considering that Recherches Chimiques sur l. a. Végétation used to be released, luminaries in a number of branches of technological know-how, together with plant biology, chemistry, and soil technology, have continually praised it hugely. within the 19th century, famous botanist Alphonse de Candolle and both famous plant physiologist Julius von Sachs expressed nice admiration for it. even if de Saussure’s rules have been forgotten for a time, famed chemist Justus von Liebig, who invented man made fertilizer, rediscovered them within the 1840s and taken them to the eye of the rural group, stressing their significance for expanding crop yields.

within the 20th century, eminent photosynthesis researcher Eugene Rabinowitch defined Recherches Chimiques sur l. a. Végétation because the first sleek booklet on plant nutrients. Historian of chemistry Henry Leicester known as the e-book a vintage, noting that the 1st vital generalization approximately biochemistry within the 19th century got here from it. Plant physiologist P. E. Pilet acknowledged that the booklet laid the rules of a brand new technological know-how, phytochemistry. Soil scientist E. Walter Russell attributed to de Saussure the quantitative experimental strategy, which greater than anything made sleek agricultural chemistry attainable. Chemist Leonard okay. Nash said that de Saussure introduced the reports of plant meals all started through Priestley, Ingen-Housz, and Senebier as regards to crowning glory, completing the elemental experimental paintings and supplying a powerful theoretical interpretation of the sphere, and in addition unfolded new vistas of scan and idea.

A additional be aware in regards to the translation: This undertaking is greater than only a translation since it contains an in depth creation in addition to notes that offer factors for archaic terminology and different heritage fabric.

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Extra resources for Chemical Research on Plant Growth: A translation of Theodore de Saussure's Recherches chimiques sur la Vegetation

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Longman, London de Candolle A (1846) Notices sur les membres ordinaires de la Société de physique et d’histoire naturelle de Genève, décédés de 1845 à 1847. Mémoires de la société de physique et d’histoire naturelle de Genève 11:V–XVI de Candolle A-P (1832) Physiologie végétale, ou exposition des forces et des fonctions vitales des végétaux, pour servir de suite à l’organographie végétale, et d’introduction à la botanique géographique et agricole, 3 vols. Béchet Jeune, Paris de Morveau LBG, Lavoisier A-L, Berthollet C-L, de Fourcroy A-P, Hassenfratz J-H, Adet P-A (1787) Méthode de nomenclature chimique.

329–375 Nash LK (1952) Plants and the atmosphere. In: Conant JB (ed) Harvard case histories in experimental science, Case 5. Harvard University Press, Cambridge Newman WR, Principe LM (2002) Alchemy tried in the fire: Starkey, Boyle, and the fate of Helmontian chymistry. University of Chicago Press, Chicago Nickelsen K (2010) Of light and darkness: modelling photosynthesis 1840–1960. Warburg and the Midwest-gang. Institut für Philosophie, Bern studies in history and philosophy of science, University of Bern, Bern, Switzerland Pagel W (1972) Johannes (Joan) Baptista van Helmont.

These early chemical, mineralogical, and atmospheric experiments and analyses, although confined to the physical sciences, presage the studies that Théodore was later to conduct on the roles of gases and minerals in plant chemistry and physiology. The French Revolution, which had begun in Paris the month of the de Saussures’ Monte Rosa climb, soon diverted Horace-Bénédict’s attention. He made only one further Alpine expedition—a visit, with Théodore, in 1792, to the St. Théodule glacial pass, to measure the height of the Matterhorn (Freshfield 1920).

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