TY JOUR TI INFLUENCE OF INNOVATIVE ORGANIC FERTILIZERS ON WINTER WHEAT YIELD IN THE MIDDLE VOLGA REGION FOREST-STEPPE KW wheat KW fertilizers KW crop KW soil KW processing JO Bulletin Samara State Agricultural Academy AU Zudilin, S.N. AU Chukhnina, N.V. PY 2021 IS 6 PB Samara State Agricultural Academy