TY JOUR TI THE RESEARCH OF INFLUENCE OF ECOSYSTEM STREAM OF CO2 IN VEGETABLE FIELDS ON THE MASS OF THE BIOMASS GROWN-UP IN AKWA MODEL OF FAO KW biomass KW modeling KW ecosystem stream KW vegetation KW optimization JO Bulletin of KSAU AU Alieva, S.S. AU Abbasova, S.M. AU Suleymanova, E.D. PY 2018 IS PB Krasnoyarsk State Agrarian University