photoinductiveadj.
/ˌfəʊtəʊɪnˈdʌktɪv/, U.S. /ˌfoʊdoʊᵻnˈdəktɪv/ Plant Physiology.
Tending to induce flowering or other activity in plants by means of a regime of alternating periods of light and darkness.
ΘΚΠ
the world > food and drink > farming > gardening > management of plants > propagation of plants > [adjective] > by specific method
tripped1914
photoinduced1937
photoinductive1940
photoinducible1967
micropropagated1977
marcotted1990
1940 Bot. Gaz. 101 684 The rate of development of flowers, fruits, and the like is influenced by environmental factors, especially the level of nutrition subsequent to the photoinductive period.
1956 Plant Physiol. 31 280/2 A measure of the amount of stimulation afforded by photoinductive treatments.
1971 New Scientist 9 Sept. 558/2 Flowering was..enhanced if the plants got a drenching during the photoinductive period.
1990 Physiologia Plantarum 78 520/2 One-half of the leaf was exposed to light for 5 min at the middle of the dark period so as to prevent the photoinductive process.
Compounds
photoinductive cycle n. a circadian cycle of one period of light and one of darkness.
ΘΚΠ
the world > food and drink > farming > gardening > management of plants > propagation of plants > [noun] > photoinduction
photoinduction1938
photoinductive cycle1940
1940 Bot. Gaz. 101 667 (caption) Effect of duration and intensity of light during seven photoinductive cycles on subsequent initiation of a floral primordia by Biloxi soybean.
1975 D. Vince-Prue Photoperiodism in Plants i. 42 In the SD [= short-day] grass, Rottboellia exaltata..a minimum of six photoinductive cycles are necessary for flowering.
1992 Amer. Jrnl. Bot. 79 116/1 Full induction of those two SDPs required approximately as many photoinductive cycles as there were days in the leaf plastochron.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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adj.1940