Plant husbandry – Receptacle for growing medium – Irrigator
Patent
1978-11-17
1980-11-04
Bagwill, Robert E.
Plant husbandry
Receptacle for growing medium
Irrigator
47 39, 47 59, 47 81, A01G 2700
Patent
active
042311870
ABSTRACT:
An agricultural device which comprises three strata of soil air and water. The soil is retained on a permeable floor and spaced apart from the water. The floor is supported by hydrophilic columns which are received in the water. Water is transmitted through the hydrophilic columns, generally with air, and introduced into the soil. The columns may or may not extend into the soil.
REFERENCES:
patent: 665502 (1901-01-01), Boggs
patent: 1222648 (1917-04-01), Marks
patent: 2030268 (1936-02-01), Radley
patent: 2084005 (1937-06-01), Richards
patent: 2803091 (1957-08-01), Radford
patent: 2865137 (1958-12-01), Longacre
patent: 3220144 (1965-11-01), Green
patent: 3866351 (1975-02-01), Cobia
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