Plant husbandry – Water culture – apparatus or method
Patent
1979-08-14
1981-09-29
Bagwill, Robert E.
Plant husbandry
Water culture, apparatus or method
47 17, 47 56, 47 576, 47 84, 47 86, 47 1R, 47 58, 47 79, 47 28A, A01G 3100, A01C 104
Patent
active
042914990
ABSTRACT:
A propagator for the cultivation of plants in a controlled environment comprising upper and lower elongate containers having a common perforated wall, a plurality of plant seeds supported in spaced relation by or adjacent the common wall, means for injecting liquid in the form of vapor or droplets into an end of each of the elongate containers and means for maintaining a pressure in the elongate containers greater than atmospheric pressure.
REFERENCES:
patent: 2431890 (1947-12-01), Raines
patent: 2732663 (1956-01-01), Dewey
patent: 3362106 (1968-01-01), Goldring
patent: 3579907 (1971-05-01), Graves
patent: 3872621 (1975-03-01), Greenbaum
patent: 3955317 (1976-05-01), Gudin
patent: 4000580 (1977-01-01), Biehl
patent: 4209943 (1980-07-01), Moeller et al.
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