TY JOUR TI DISTRIBUTION PECULIARITIES AND DYNAMICS OF THE MOOR FROG (RANA ARVALIS) NUMBER IN SURGUT CITY KW moor frog KW number KW distribution peculiarity KW dynamics JO Bulletin of KSAU AU Ibragimova, D.V. AU Starikov, V.P. PY 2012 IS 0 PB Krasnoyarsk State Agrarian University