%0 Journal Article %T FALLOW LANDS DEMUTATION AND BIOPRODUCTIVITY UNDER KHAKASS HILLY STEPPE CONDITIONS %A Kut'kina, N.V. %A Eremina, I.G. %K fallow land, slope position, demutation, soil fertility, phytomass, mortmass, bioproductivity. %J Bulletin of KSAU %D 2021 %N 0 %P 7 %I Krasnoyarsk State Agrarian University