Growing plants in an aquarium

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

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Details

119 5, 71 24, 47DIG7, 71 64R, A01G 3102, A01K 6300

Patent

active

041143167

ABSTRACT:
An integral, non-floating, plant-food enriched, growth-supporting and plant-holding solid substrate is provided for rooting and growing aquatic plants submerged in water. The substrate comprises a water-cured hydrophilic-polyurethane-prepolymer foam composition in which plants (submerged in water) are grown.

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patent: 3562952 (1971-02-01), Bramante
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patent: 3812619 (1974-05-01), Wood et al.
patent: 3899850 (1975-08-01), Gluck et al.
patent: 3961445 (1976-06-01), Rack
patent: 4034506 (1977-07-01), Kasahara et al.
patent: 4074997 (1978-02-01), Cohen

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