Ecological State Of Environmental Components Of Natural Reserve Fund Of The Kharkiv Region (For Example, Nature Reserves «Ryazanov Balka», «Kochetoksky», «Tsikalove»). Visn.Karazin KhNU Ser. Ekology [Internet]. 2014 Mar. 17 [cited 2026 Oct. 25];(1004):91-7. Available from: https://periodicals.karazin.ua/ecology/article/view/827