UNIT FOR IRRADIATION OF PLANTS Russian patent published in 1995 - IPC

FIELD: agriculture. SUBSTANCE: unit for irradiation of plants has radiation source, start and control equipment and light device. Radiation source presents mercury-free metal-and-halogen lamp generating radiation with following distribution of energy in phased array region: 400-500 nm-20± 5%; 500-600 nm-20± 5%; 600-700 nm-60± 5%. Filling composition of mercury-free metal-and-halogen lamp includes following components, mg/cu.cm: strontium halogenides from 0.05 up to 1:2; lithium halogenides from 0.03 up to 0.8. Pressure of inert gas amounts from 13.3 up to 200.0 kPa. EFFECT: improved operational efficiency. 2 cl, 1 dwg, 1 tbl