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Galle du Chêne
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Marie Ô
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La galle du chêne est provoquée par un insecte gallicole qui va pondre ses œufs ainsi qu’une substance provoquant une croissance anormale des tissus environnants. Les nymphes se nourriront des tissus de la plante, et à maturité quitteront la galle. Ces galles sont riches en tanins et sont utilisées en teinture du cuir et pour faire des encres.
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