Сергиенко, М.И.
(Вестник зоологии, 1972)
139 individuals of Anatidae from six species: Anas platyrhynchos L.. A. domestica,
A. querquedula L., A. crecca L Aythya ngroca Güld. and A. ferina L. were dissected. 20 of the found 35 species of helminths can evoke the ...