TY JOUR TI Weeds as a indicator of phytosanitary well-being of winter wheat crop KW agrocenosis KW weeds KW pests KW diseases KW species composition of harmful objects KW winter wheat KW harmfulness KW yield KW crop losses JO INTERNATIONAL AGRICULTURAL JOURNAL AU Magomadov, A.S. AU Okazova, Z.P. AU Bezgina, Y.A. PY 2025 IS 0 PB Electronic science