TY JOUR TI Features of the dynamics of the vegetation index of ndvi in different soil-climatic zones of the Stavropol territory KW winter wheat KW regression models KW NDVI vegetation index KW soil-climatic zone KW yield. JO Agrarian Bulletin of the AU STORCHAK, I.G. AU Eroshenko, F.V. AU Shestakova, E.O. PY 2019 IS 188 PB Ural State Agrarian University