The article is devoted to the research of possibilities and to scientific substantiation of use of sewage settlings as an organic and mineral fertilizer. These investigations are based on the analysis of sewage settlings compound and conditions of soil on fertilizing plots. Practical recommendations for use of sewage settlings as fertilizer for city trees and agricultural plants are given.
осадки сточных вод, содержание вредных веществ, почва, органические удобрения, sewage settlings, harmful substances contain, soil, organic fertilizer
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