FIELD: agriculture.
SUBSTANCE: fertiliser-ameliorant comprises as a base the sludge sediment after biological purification of sewage waste water with adding glauconitic sand, and the sludge sediment is used after its treatment with enzymatic-cavitation method, at that the fertiliser-ameliorant comprises additionally bentonite clay. All the components are taken at a certain ratio.
EFFECT: invention enables to increase the moisture content and soil fertility by using the resulting product.
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