%0 Journal Article %T Quantitative and qualitative indicators of different potato varieties depending on the use of the biological preparation %A Ikoeva, L.P. %A Haeva, O.E. %K potato, variety Farn, variety Barna, variety Nevskiy, biopreparation, “Bigus, VR”, photosynthetic activity, net photosynthetic productivity, yield, tuber quality %J Agrarian Bulletin of the %D 2023 %N 23 %P 11 %I Ural State Agrarian University