FIELD: agriculture.
SUBSTANCE: device consists of a film and ring-shaped supports. The supports have tubular cavities at the outer side of which the holes are made. The lower part of the rings is arranged in the soil, and the upper ends are above the film and have devices that regulate the air influx into the greenhouse.
EFFECT: invention enables to reduce energy consumption for heating and aeration of the greenhouse soil, and to create favourable conditions for development of aerial and underground parts of plants.
2 dwg
