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Sludge Silt Waste Crushed Impact

In two container experiments, we evaluated mixtures of crushed rock, forest soil, and sewage sludge for use as growth media in green areas.We applied two types of crushed rock 02 mm fraction, two forest soils sandy loam, and limed sewage sludge ph 10, and studied the growth of ryegrass lolium multiflorum var.Westervoldicum during one growing season.

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