%0 Journal Article %T Productivity and photosynthetic activity of potatoes depending on the duration and depth of planting %A Vasiliev, A.A. %A Gorbunov, A.K. %K potato, variety, planting period, planting depth, yield, tuber quality, starch, photosynthetically active radiation. %J Agrarian Bulletin of the %D 2020 %N 195 %P 8 %I Ural State Agrarian University