FIELD: agriculture, particularly, plant growing. SUBSTANCE: this device for irradiating plants growing in greenhouse provided with multi-stage rack hydroponic apparatus includes sources of radiation, and reflector radiation source rotary drive. Reflector is horizontal pipe 1 securely mounted on rack 1. Sources of radiation are arranged in cassette composed of three luminescent lamps 9, 10 and 11 isolated from one another by blades of optical multi-bladed reflector screen 8. Cassette axle is connected to rotary drive. EFFECT: energy saving and higher productivity. 5 cl, 3 dwg
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Authors
Dates
1995-05-10—Published
1992-03-27—Filed