State of preservation of xerothermic grasslands in Kuyavian-Pomeranian region - Ratyńska, Halina (1955- ); Waldon, Barbara (Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej)
Keywords: xerothermic grasslands; syntaxonomy; threat; active protection; vegetation; Kuyavian-Pomeranian region