File:Sonnenblumenstiel und Blütenkelch bilden einen 120° Winkel.jpg

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Description	Deutsch: Sonnenblumenstiel und Blütenkelch bilden einen 120° Winkel, damit die Sonnenblumenblüte mit einem Winkel von 30° über dem Horizont viel Sonnenlicht aufnehmen kann. Belastungsfestigkeit beim Winkel erreicht die Blume durch Stielverdickung. Abwehrhaare schützen gegen das Vordringen von Fressfeinden zur Blüte. English: Sunflower stem and calyx form a 120° angle so that the sunflower flower can receive a lot of sunlight with an angle of 30° above the horizon. Load resistance at the angle, the flower achieves through stem thickening. Defensive hairs protect against the advance of predators to the flower. Français : La tige et le calice du tournesol forment un angle de 120° afin que la fleur de tournesol puisse recevoir beaucoup de lumière du soleil avec un angle de 30° au-dessus de l'horizon. La résistance de la charge à l'angle, la fleur l'obtient par l'épaississement de la tige. Des poils défensifs protègent contre l'avancée des prédateurs vers la fleur.
Date	14 August 2019
Source	Own work
Author	Georg Buzin

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:05, 21 April 2021		1,080 × 1,080 (489 KB)	Georg Buzin	Uploaded own work with UploadWizard

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