Plant husbandry – Water culture – apparatus or method – Nutrient recirculation system
Patent
1988-09-16
1989-12-05
Hafer, Robert A.
Plant husbandry
Water culture, apparatus or method
Nutrient recirculation system
A01G 3100
Patent
active
048843660
ABSTRACT:
A system is provided for creating a localized climate around plants. Troughs containing plants in a growing medium are arranged in rows over the open top of a plenum chamber. The chamber is pressurized with air preconditioned for the particular plant species. The troughs are spaced-apart to define air passages therebetween that guide the conditioned air from the chamber through the passages and past the plants. For larger plants, deflector plates can be used between the troughs for restricting air flow to areas adjacent the troughs.
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Invention Registration No. H239, by K. Franklin et al. dated 3/3/87.
Cofsky Lynda M.
Hafer Robert A.
Hovet Kenneth J.
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