KULBANSKA, I. M.; SHVETS, M. V.; RUSNAK, O. D.; VYSHNEVSKYI, A. V. BEECH FORESTS OF THE "VYZHNYTSKYI NATIONAL NATURAL PARK": CURRENT SANITARY CONDITION AND PROBLEMS OF PRESERVATION. Bulletin of Sumy National Agrarian University. The series: Agronomy and Biology, v. 55, n. 1, p. 18-25, 28 Jun. 2024.