Plant husbandry – Water culture – apparatus or method – Nutrient recirculation system
Patent
1986-12-30
1989-05-30
Hafer, Robert A.
Plant husbandry
Water culture, apparatus or method
Nutrient recirculation system
47 485, A01G 3100
Patent
active
048338257
ABSTRACT:
There is provided a new and useful support system for growing plants comprising a supporting framework; at least one elongated support tray on the framework, the support tray having feeding and catchment ends and comprising a channel shape of substantially horizontal transverse profile and with upstanding elongate sides; and having at least one longitudinal depression extending the length of the bottom of the tray; a catchment tray supported to extend below the catchment end of at least one support tray, the catchment tray including an outlet; and wherein at least one support tray is sloped downwardly from the feed end to the catchment end.
REFERENCES:
patent: 1336307 (1920-04-01), London
patent: 3603034 (1971-09-01), Maxwell-Stewart
patent: 4035950 (1977-07-01), Anselm
patent: 4118891 (1978-10-01), Kehl et al.
patent: 4603506 (1986-08-01), Powell, Jr.
Cofsky Lynda M.
Hafer Robert A.
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