TY JOUR TI PRODUCTIVITY OF VETCH-OAT MIX BY GYPSUM AND GREEN MANURE FERTILIZER APPLICATION ON SALINE SOILS OF CENTRAL YAKUTIA KW yield KW productivity KW digestible protein KW vetch-oat mix KW salinity KW gypsum application KW fertilizers KW salinity KW alkalinity JO INTERNATIONAL AGRICULTURAL JOURNAL AU Maksimova, K.. AU Nikolaeva, V.. PY 2019 IS 2 PB Electronic science