Method of hydroponic culture

Plant husbandry – Water culture – apparatus or method

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A01G 3102

Patent

active

042099447

ABSTRACT:
A method of hydroponic culture in which plants are cultured while a nutrient solution is continuously circulated within a culture tank. The method comprises determining a scheduled growth curve for a plant to be cultured, programming the flow rate increase and liquid level drop of the nutrient solution by approximate correspondence with the scheduled growth curve, and supplying the nutrient solution under control in accordance with the program.

REFERENCES:
patent: 3925926 (1975-12-01), Nozawa
patent: 4149970 (1979-04-01), Atkins et al.

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