Method of inhibiting premature budding of short-day floral crops

Details Method of inhibiting premature budding of short-day floral crops Method of inhibiting premature budding of short-day floral crops

1983-03-07

1988-12-06

Hafer, Robert A.

Plant husbandry

Process

47DIG6, A01G 100

Patent

active

047887931

ABSTRACT:
A method of inhibiting premature budding and subsequent flowering of a floral crop selected from the group of chrysanthemum and poinsettia during the season in which the daily photoperiod does not exceed ten hours comprises the step of illuminating the crop, generally six hours after the onset of a night period, with a fifteen minute illumination of a narrowband red light having a predominant emission peak centered around 660 nm having an intensity in the range of 1 .mu.W/cm.sup.2 to 50 .mu.W/cm.sup.2.

REFERENCES:
patent: 4109414 (1978-08-01), Kadkade
Photoperiodism in Plants by H. A. Borthwick & S. B. Hendricks.
Role of Phytochrome in Control of Flowering of Chrysanthemum by H. A. Bothwick and H. M. Cathey.
Photoperiodic Control of Flowering by H. A. Bothwitk.
Failure of Reversibility of the Photoreaction Controlling Plant Growth by H. A. Bothwick et al.

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