TY JOUR TI GEOGRAPHICAL ISOLATION INFLUENCE ON THE STRUCTURE OF SIBERIAN CEDAR POPULATIONS ON THE SEED SCALE FORM KW Siberian cedar KW introduction KW phenotypical analysis KW form diversity KW strobiles KW apophysis type JO Bulletin of KSAU AU Khamitov, R.S. PY 2013 IS PB Krasnoyarsk State Agrarian University