Phenology of spring migration of birds in forest-steppe part of Sumy region in 1967-2006. - N.P. Knysh. - Avifauna of Ukraine. 3. 2006. - P. 77-92.
Data were collected in south districts of Sumy region (NE Ukraine), mainly in environs of Sumy. Materials on 164 species are presented. [Ukrainian].
Key words: Sumy region, migration, phenology.
Address: N.P. Knysh, Sumy Pedagogical University, Dep. of Zoology, Romenska str. 87, 40002, Sumy, Ukraine.