From AMS Glossary
Revision as of 19:41, 26 January 2012 by Perlwikibot (Talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search


Response of an organism to the relative duration of dark and light periods.

In plants, photoperiodism may affect flower or seed development, vegetative growth, formation of bulbs and tubers, leaf shape, character and extent of branching, abscission (dropping of vegetative growth, i.e., protective seed sheath) and leaf fall, root development, dormancy, and death.

Personal tools