Val'konas G A
Parazitologiia. 1989 May-Jun;23(3):208-15.
The part of birds of Kurskaya Kosa populations infected with Haemosporidia of southern origin is determined. On the basis of actual material and literary data the role of seasonal migrations of palearctic migrants to various zoogeographical regions for infection with Haemosporidia and further fate of Protozoa of southern (northern) origin in nesting (wintering) distribution areas of birds are discussed.