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abscission zone

noun, Botany
the zone at the base of a leaf petiole, fruit stalk, or branch in which the abscission layer develops. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for abscission zone
  • However, in hot years but it does not completely stop the abscission zone formation resulting in significant fruit drop.
  • Aerial shoot abscission zone scars may be almost overgrown and obliterated by the enlargement of the adjacent aerial shoot.

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