FIELD: hydroponic plant growing. SUBSTANCE: system has main vessel for nutrient solution, auxiliary vessel connected with main vessel via pipeline, nutrient solution component vessels with dosing pumps and pipelines connected with main vessel. Vessels with pumps and pipelines are mounted on platform arranged within one of hydroponic plants and supported by rollers positioned on guides for progressive movement. Such construction allows greenhouse usable area to be increased. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 4 cl, 2 dwg
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