Abstract:The objective of our study was to assess the residual effect of sewage sludge on the growth and yield of Prairie cordgrass and the content of crude ash, macroelements and heavy metals in the plant biomass. , compared to the Control, significantly increased the number of leaves per plant, the leaf and culm matter, the number of shoots per 1 m 2 , the dry matter yield, crude ash deposition and uptake of macroelements and heavy metals.
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