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Information × Registration Number 0200U004778, 0196U001213 , R & D reports Title Ecological-and-biological foundation of multicomponent for age phytocenoses creation under conditions of intensive anthropogenous impact on agrolandscape popup.stage_title Head Yurchenko Ivan Tymofijovych, Registration Date 23-11-2000 Organization The Donetsk Botanical gardens of the National Ukrainian Academy of Sciences popup.description2 The objects of investigations are new and scantilly distributed species of forage plants, agrophytocenoses, flora of pastures. Classic methods of introduction floristic and phytochemical researches have been employed. The stages of pascual succession of the Ukrainian south-east steppe pastures have been revealed and thoroughly analyzed. The formula of determination of a species activity index in different studies of pascual digression has been developed and limits of a species state through an appropriate anthropogenous load have been established. Mixed grasses, accumulating in the above-ground mass the least amount of heavy metals and arsenic have been defined, criteria of ecological safety being ascertained. On the basis of long term studies multicomponent highly productive grassmixtures with the significant content of the leguminous component and stable specific composition have been singled out. The work has been inculcated, the economical effect being over 600 thousand grivnyas. The area of utili zation is agribusiness economy. Product Description popup.authors popup.nrat_date 2020-04-03 Close