TY JOUR TI EVALUATION OF PERENNIAL WHEAT SAMPLES FROM INTERNATIONAL COLLECTION CIMMYT AS AN INITIAL MATERIAL FOR WINTER WHEAT BREEDING UNDER CONDITIONS OF THE SOUTHERN FOREST-STEPPE OF WESTERN SIBERIA KW perennial and winter wheat KW wheat-wheat grass hybrids KW winter hardiness KW yield components KW correlation KW cluster analysis JO Vestnik of Omsk SAU AU AYDAROV, A.N. AU SHEPELEV, S.S. AU POTOTSKAYA, I.V. AU KOVALCHUK, A.M. AU SHAMANIN, V.P. PY 2023 IS 51 PB FSBEI HE Omsk SAU