%0 Journal Article %T Efficiency of application of microfertilizers in chelate form on the productivity of grain sorghum varieties %A Stepanchenko, D.A. %A Vasilieva, E.V. %A Efremova, I.G. %A Starchak, V.I. %A Semin, D.S. %K sorghum, variety, yield, grain, biomass, chelated micro fertilizers, payback, profitability, efficiency %J INTERNATIONAL AGRICULTURAL JOURNAL %D 2025 %N 0 %P 5 %I Electronic science