TY JOUR TI ENSILLING OF FEEDING CROPS WITH THE BIOPREPARATIONS APPLICATION KW feeding crops KW silage KW bacteria KW strains KW Sakhabactisubtil KW Nord-Bact KW nutritive value KW quality KW preservation JO INTERNATIONAL AGRICULTURAL JOURNAL AU Maksimova, K.. AU Nikolaeva, V.. PY 2019 IS 2 PB Electronic science