Jules Guyot

Jules Guyot (* 1807 in Gyé -sur- Seine, in the French department of Aube, † March 31, 1872 at Castle Savigny- lès -Beaune, Côte- d'Or ) was a French physician, physicist and scientist of the 19th century and in particular known for its viticulture studies.

Biography

Guyot came from the Aube department. After studying medicine in Paris in 1830, he experienced the July Revolution, which he joined with enthusiasm. Disappointed by Citizen King Louis -Philippe, he turned an active opposition among the young Republicans, took part in political activities and was established in 1831 in the prison of Sainte- Pélagie.

Soon he gave up politics to deal exclusively with scientific work, among others, in the fields of mechanics, physics and telegraphy. He invented a new type of locomotive. But most of all reasonable Guyot his reputation by his remarkable viticulture studies that led to major changes in France. Shortly after completion of his work of vignobles Étude de France (study of wine-growing regions of France ), he died in the castle of the Counts of Loyère in Savigny- lès -Beaune.

Work

Guyot is today best known for the eponymous Guyot vine training system, the European- quality viticulture most commonly practiced form of education. The Guyot system is used in Germany, Austria, Italy, Spain and France, an alternative to the goblet.

The vines entwine in this system to horizontally tensioned wires ( wire frame) up. The Rebstamm the second nearest Fruchtrute is tied to the bottom wire, cut to between six and fifteen eyes, then bent and tied to the bottom wire. This Bogrebe bears in the year the grapes. The Fruchtrute which is the Rebstamm the next, carrying the grapes next year. The income that can be achieved with the Guyot system depend strongly on the pruning ( number of eyes ) and the age of the vines.

Sliced ​​vine.

The right is a pin with two eyes ( is spare wood f shoots are cut in the coming year ) and extensors.

In the DA -CH region Guyot is also referred to as an extender arm system. In Austria, Germany as well as in the French Burgundy and Bordeaux is the most common method of double pendulum arc. Two fruiting shoots are left on the vine. A variant is the single stretch bow. This only a small fertile bud is left. There are numerous sub-variants.

Even in orchards can be found named after him Guyot, which was observed by him on his travels in France and he has popularized.

Writings

• Culture de la vigne et vinification. Deuxième édition. Paris,

• Sur la viticulture du center nord de la France (1866 )

• Étude of vignobles de France, pour servir à l' enseignement mutuel de la viticulture et de la vinification françaises. Deuxième édition augmentée ... par M. -P COIGNET.

• De la telegraphy de Jour et Nuit de. Marchands de NouveautÃ, Paris, 1840 Description du système de telegraphy de nuit du savant français Jules Guyot ( 1808-1872 ). Description of the telegraphic device that Guyot developed. Incl. 3 large picture boards.
• Les paradoxes de 1789 et les principes sociaux. Paris, E. Dentu, 1870
• Sur la viticulture du Sud -Ouest de la France, Paris, Imprimerie Imperiale, 1862

• Sur la viticulture de l' Est de la France, 1863
• Sur la viticulture du Nord -Est de France, 1864
• Sur la viticulture de l' Ouest de la France. Paris, Imprimerie Imperiale, 1866

• Sur la viticulture du Nord -Ouest de la France, 1867