METHOD OF RECLAMATION OF AGRICULTURAL LANDS Russian patent published in 2014 - IPC A01B79/02 A01C21/00 C09K17/50 

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agriculture, ecology and land reclamation. The method comprises application into the soil of soil-fertilising material which is used as organo-mineral compost containing pig manure and cattle manure, sewage sludge, and phosphogypsum with the following component ratio (wt %): phosphogypsum with pH 5.0-5.5 - 10-13, pig manure - 11-13, sewage sludge - 6-8, cattle manure - the rest, that are composted in the summer period for 3 months under conditions of high average daily temperatures of compost from 35 to 45 °C, stirring every month till ripening. Then, the resulting compost is applied to the soil on one occasion for 5 years at a dose of 60 t/ha, embedding it in the late summer - early autumn at a depth of 14-18 cm.

EFFECT: method enables to improve the properties of soil, to improve soil fertility and crop yield.

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