TY JOUR TI Biological efficiency and competitive ability of spring vetch when growing from a mixture with rapeseed for seeds and grain fodder KW common vetch KW rape KW intercropping KW seed growing KW lodging resistance KW yield KW allelopathy KW land equivalent ratio KW competitive ratio KW coefficient agressivity. JO Agrarian Bulletin of the AU Bezgodov, A.V. AU Galimov, K.A. AU Ahmethanov, V.F. PY 2020 IS 203 PB Ural State Agrarian University