Neyko I. Natural oak forests in upper basin of Severski Donets river and improvement managament in them

The object is features of oakeries forest types forming, processes of natural oak forests dying and degradations; the aim - to improve the assessment system of a natural oak forests stands and condition managing measures in them; the methods of comparative ecology, forestry, sylviculture, forest mensuration, soil science, mathematical statistics; the new approach lies in elaboration of habitat range of fresh acer-limeand fraxinus-lime oakeries in Slobojansky forest-typology region; the comparison methods of oak forest stands evaluation of ICP Forests, FHM and URIFFM (1985); results - actual tendency of the natural oak forests areas reduction and incomplete using by them the forest growing potential are discovered; the pattern of a condition change of oak stands in the centers of dying are found out; influence of climatic factors and foliage browsing insects on a oak forest stands is elicited; some position to methodical recommendations of URIFFM (1985) are added; results of the researches can be usedby development of new edition "Sanitary rules in forests of Ukraine"; in techniques of forest monitoring on level І; at creation of regional typological maps, the forest management planting on their basis and in educational process at higher educational institutions at teaching courses "Sylviculture ", "Forest typology ", "Forest ecology "; the field is forestry.