TY JOUR TI BIOLOGICAL MONITORING OF WATER BODIES IN ASTRAKHAN URBAN ZONE KW biomonitoring KW phytoplankton KW bacteriological indicators JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Truong Thi Thu Thuy, .. AU Korolevskaya, V.. AU Soprunova, O.. PY 2014 IS 2014 PB Astrakhan State Technical University