TY JOUR TI State of seed production and agroecological assessment of the area of cultivation of annual ryegrass KW annual ryegrass KW seeds KW yield KW agroecological zoning of the cultivation area KW commercial seed production zones JO Adaptive Fodder Production AU Zolotarev, V.N. PY 2025 IS 2024 PB Federal Williams Research Center of Forage Production and Agroecology