TY JOUR TI THE DEVELOPMENT OF METHODS FOR CORRECTION OF VEGETATION CONDITION INDEX VCI OF ASIS FAO SYSTEM KW vegetation condition index KW normal-ized differential vegetation index KW saturation effect KW error KW correction KW methods JO Bulletin of KSAU AU Alieva, S.S. AU Kerimova, M.I. PY 2018 IS PB Krasnoyarsk State Agrarian University