TY JOUR TI Development of primary income accounting of crop production KW : calculation KW cost KW expenses KW horse breeding KW objects of calculation. JO Vestnik of Kazan State Agrarian University AU Zakirov, Z.. AU Zakirova, A.R. AU Klychova, G.S. AU Iskhakov, A.. PY 2014 IS 9 PB Kazan state agrarian University