Method and apparatus for hydroponic cultivation

Plant husbandry – Water culture – apparatus or method – Porous support

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A01G 3102

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049533223

ABSTRACT:
A method of growing a plant hydroponically wherein nutrient solution is drawn by surface tension from a nutrient supply and conveyed to the root system of said plant by a layer of hydrophilic material, said nutrient solution passing at least intermittently in one direction across said root system thereby removing exudates from said root system to a collecting area while supplying said plant's requirements for nutrients and water.

REFERENCES:
patent: 2026322 (1935-12-01), Raines
patent: 3608238 (1971-09-01), Reuter
patent: 4118891 (1978-10-01), Kehl et al.
patent: 4149970 (1979-04-01), Atkins et al.
patent: 4178716 (1979-12-01), Harper et al.
patent: 4222199 (1980-09-01), Kehl
patent: 4245434 (1981-01-01), Green
patent: 4299056 (1981-11-01), Towning
patent: 4531324 (1985-07-01), Yang et al.
Cooper, The ABC of NFT, Root Exudation and Nitrogen Fixation, pp. 111-113 Grower Books, 49 Doughty Street, London, 1979.

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