FIELD: agriculture, vegetable growing of protected ground. SUBSTANCE: gas-vapor mixture comes along closed contour above the soil covered with polymeric film applied onto rigid rectangular carcass. To obtain gas-vapor mixture ejectors are used that are installed in diagonally opposite sides of carcass. At the same time converging tubes of ejectors are parallel to sides of carcass. EFFECT: higher efficiency. 2 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR KEEPING SOIL AND PLANTS IN HOTHOUSE WARM | 1992 |
|
RU2084124C1 |
| CONTAINER FOR THE PLANT GROWTH | 1990 |
|
RU2028041C1 |
| GREENHOUSE | 1993 |
|
RU2116024C1 |
| ONION AND ROOT HARVESTER | 1993 |
|
RU2084107C1 |
| HYDRAULIC FEEDER FOR SPRINKLING MACHINE | 1992 |
|
RU2081547C1 |
| PRODUCTION COMPLEX FOR SOLID HOUSEHOLD WASTE DISPOSAL | 2021 |
|
RU2772396C1 |
| METHOD OF HEAT-TREATMENT OF REINFORCED-CONCRETE ARTICLES IN PIT-TYPE STEAM-CURING CHAMBERS | 0 |
|
SU1792930A1 |
| APPARATUS FOR PRODUCING FERTILIZER FROM LITTERLESS MANURE | 1998 |
|
RU2153242C2 |
| CONDENSATE TRAP | 1991 |
|
RU2011918C1 |
| DEVICE FOR CONDENSING AND CLEANING STEAM-GAS MIXTURE PRIMARILY IN CASE OF ACCIDENTS AT NUCLEAR POWER PLANTS (ALTERNATIVES) | 2002 |
|
RU2226301C2 |
