TY JOUR TI INFECTIOUSNESS OF BREAM ABRAMIS BRAMA BY MONOGENEANS (MONOGENEA) IN THE LOWER IRTYSH BASIN KW bream KW G. elegans KW D. falcatus KW D. wunderi KW D. zandti KW the Lower Irtysh JO Vestnik of Astrakhan State Technical University AU Voropaeva, E.. AU Liberman, E.. PY 2018 IS 2018 PB Astrakhan State Technical University