First rearing record and DNA sequence of Chromatomyia aizoon (Hering, 1932) (Diptera: Agromyzidae) associated with Saxifraga paniculata Miller from the Czech Republic
Černý, Miloš, Kocián, Jiří, Ševčík, Jan
Distribution of mountain hawkweeds (Hieracium s. str.) in the Hrubý Jeseník Mountains
Kocián, Jiří, Chrtek, Jindřich