%0 Journal Article %T POLYCARBONATE GREENHOUSES WITH CONVERTIBLE ROOF %A Blazhnov, A.A. %K polycarbonate greenhouse, greenhouse aeration, greenhouse frame parameters %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2019 %N 4 %P 5 %I Belgorod State Technological University named after V.G. Shukhov