INFLUENCE OF MOISTURE CONDITIONS AND NITROGEN FERTILIZERS ON THE YIELD STRUCTURE AND YIELD OF THE VETCH-WHEAT MIXTURE COMPONENTS IN THE SOD-PODZOLIC SANDY LOAM SOIL OF THE KALUGA REGION
Timirâzevskaâ selʹskohozâjstvennaâ akademiâ, V.K. Khramoy, А. А. Кириченко
Abstract