THE EFFECT OF SHEET SUPPLIES OF WHEAT WHEAT WINTER MICROFERTILITIES OF THE POLY-FID MARKET ON YIELD AND QUALITY OF GRAIN IN THE CONDITIONS OF ORYOL AREA
Dorogavtsev S.Yu. , Sobolev E.V. , Tareeva M.M. , A. Yu. Burtsev , Gorbunov A.I. , Romanov V.S....