Apparatus for plant cultivation

Details Apparatus for plant cultivation Apparatus for plant cultivation

1983-10-27

1987-05-05

Hafer, Robert A.

Plant husbandry

Greenhouse, apparatus or method

A01G 900

Patent

active

046621067

ABSTRACT:
An apparatus for plant cultivation includes a sealed dark chamber and a sealed lighted chamber which accommodate a root portion and a stem and leaf portion of a plant respectively. The lighted chamber is defined by a transparent housing above the dark chamber and the lighting is provided by optical fibers. The dark chamber is supplied with nourishment, oxygen and the like, while the lighted chamber is supplied with CO.sub.2 -containing air which is controlled to a predetermined temperature and humidity. The supply of light occurs on a scheduled basis in accordance with a state of stomata of the plant.

REFERENCES:
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patent: 3165863 (1965-01-01), Duran
patent: 3348922 (1967-10-01), Bose et al.
patent: 3481073 (1969-12-01), Yoshida et al.
patent: 3532874 (1970-10-01), Rosenast
patent: 3807088 (1974-04-01), Jones
patent: 3810327 (1974-05-01), Giansante
patent: 3930335 (1976-01-01), Widmayer
patent: 4057933 (1977-11-01), Enyeart
patent: 4369598 (1983-01-01), Beckwith
patent: 4510555 (1985-04-01), Mori

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