FIELD: agriculture. SUBSTANCE: method involves providing convective heating of air by direct burning of gas in microflame burners positioned in greenhouse and radiation heating by burning gas in radiation burners; registering solar radiation level and regulating supply of gas into burners, with predetermined plant photosynthetic activity chart being taken into account. System has air temperature sensor and soil temperature sensor, as well as solar radiation level sensor. EFFECT: increased efficiency and reduced operation costs. 5 cl, 3 dwg
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