TY JOUR TI THE EVALUATION OF SWEET CORN BASIC MATERIAL FOR BREEDING IN ARID CONDITIONS OF THE SARATOV REGION KW sweet corn KW correlation coefficient KW main components method KW yield KW valuable features KW model population JO Vestnik of Omsk SAU AU GUSEVA, S.A. AU MASLOVA, G.A. AU NOSCO, O.S. PY 2024 IS 56 PB FSBEI HE Omsk SAU