英语词汇“abscission”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

abscission

/əbˈsɪʃ(ə)n

noun [mass noun] Botany

The natural detachment of parts of a plant, typically dead leaves and ripe fruit: leaf abscission in trees [as modifier]: abscission layer...

The presence and balance of plant hormones have been shown to affect abscission of leaves, flowers, and immature and mature fruit.
Ethylene is involved in many biological processes, like fruit ripening, flower and leaf abscission, senescence, many stress acclimations, and growth.
They produce numerous biological effects including promotion of leaf senescence and abscission, stomatal closure, inhibition of root growth, and germination of non-dormant seeds.

Early 17th century: from Latin abscissio(n-), from abscindere, from ab- 'off' + scindere 'to cut'.

单词	abscission
释义	abscission /əbˈsɪʃ(ə)n / noun [mass noun] Botany The natural detachment of parts of a plant, typically dead leaves and ripe fruit: leaf abscission in trees [as modifier]: abscission layer... The presence and balance of plant hormones have been shown to affect abscission of leaves, flowers, and immature and mature fruit. Ethylene is involved in many biological processes, like fruit ripening, flower and leaf abscission, senescence, many stress acclimations, and growth. They produce numerous biological effects including promotion of leaf senescence and abscission, stomatal closure, inhibition of root growth, and germination of non-dormant seeds. Origin Early 17th century: from Latin abscissio(n-), from abscindere, from ab- 'off' + scindere 'to cut'.
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