TY JOUR TI CHANGE IN THE STRUCTURE OF CELL YIELD AND ECONOMIC INDICATORS OF BIOLOGICAL-LONG AS A RESULT OF THE CHANGE OF SPRING WHEAT IN KRASNOYARSK REGION KW Agroekotip KW varietychange KW spring wheat KW selection KW structure of the crop JO Bulletin of KSAU AU Vedrov, N.G. AU Halipsky, A.N. PY 2012 IS PB Krasnoyarsk State Agrarian University