MULCHING COMPOSITION (VERSIONS) Russian patent published in 2014 - IPC C09K17/52 A01B79/02 A01G13/02 

FIELD: chemistry.

SUBSTANCE: mulching composition contains lignosulphonate, carbamide, Na-carboxymethyl cellulose, potassium chloride and, as natural additives, Pellia endiviifolia moss and Larix middendorffii larch needles, and water in the following ratios, wt %: lignosulphonate 0.1-0.4, carbamide 0.2-0.6, Na-carboxymethyl cellulose 0.3-0.4, potassium chloride 1-3, Pellia endiviifolia moss 10-15, Larix middendorffii larch needles 8-9, water - the balance. Moss and larch needles can also be taken in the following ratios, wt %: Pellia endiviifolia moss - 10-15, Larix middendorffii larch needles- 9.1-9.5; or Pellia endiviifolia moss - 10-15, Larix middendorffii larch needles - 9.8-11.

EFFECT: wider range of soil mulching compositions owing to use of natural materials; improved environmental friendliness of mulching compositions.

3 cl, 1 tbl