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Information × Registration Number 0200U003250, 0194U012789 , R & D reports Title To investigate causes of the mass decline of forests. To ground measures of improvement of their resistance popup.stage_title Head Usts'kyj I.M., Registration Date 12-04-2000 Organization Ukrainian scientific research institute of forestry and forest melioration named after G.M. Vysotsky popup.description2 Forest plantations with the mass decline of main species. Investigation of the complex of factors which assist in worsening of the forest condition.Complex investigations in forest pathology, collection and analysis of data on Ukraine. There have been determined the scales of declining forests.There have been developed measures for lowering of the damage. Improvement of the forest condition.Forestry. Product Description popup.authors popup.nrat_date 2020-04-03 Close