The autumn is one of the four Saison S of the moderate zones. It is placed between the be and the Hiver.
Astronomically, it starts with the autumnal equinox and finished to the Winter solstice.
This period corresponds to the Mois of September, October and November in the northern Hemisphere and of March, April and May in the Southern hemisphere.
In the republican Calendar French, the autumn is the first season of the year and includes/understands the months of Vendémiaire, Brumaire and Frimaire.
In certain areas (Canada in particular), a rise in temperature of approximately a week occurs during the season of autumn and the temperature rises at the point to recall one day of summer. For this reason, this short period is called “ summer of Saint-Martin ” in Europe or “ Indian Summer or be of Indiens ” with the Canada.
Vegetation
The deciduous trees preparing with the Dormancy and the production of the buds, they must get rid of their sheets because they cannot any more nourish them. The sheets, thus losing to them Chlorophyl substance responsible for their green color, take a yellow, orange, brown color or even red.
Agriculture
In the northern hemisphere, the autumn is the season of harvests, in particular cultures of summer: Corn, Sunflower… and of the fruits of all kinds: Apple S, Pear S, Quince S…, of the dry fruits Sweet chestnut S, Nut and Hazel nut S… and of the Grape S. In France for example, the round of applause of the Vintage S.A. be a long time the big event of the autumn. It is also the season of the Labor S.
Illustrated direction
In literature, in an illustrated direction, the autumn indicates the Vieillesse or the Déclin.
See too
autumn|autumn- the Automne is an affluent of the Oise.
Beats-smg: Rudou Nds-nl: Haarfst Simple: Fall Zh-classical: 秋 Zh-yue: 秋天
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