| 摘要 |
FIELD: chemistry.SUBSTANCE: composition contains lignosulphonate, carbamide, Na-carboxymethyl cellulose, potassium chloride, water and, as natural additives, Tetraphidopsida moss and Larix ochotensis larch needles 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, Tetraphidopsida moss 10-15, Larix ochotensis larch needles 8-9, water - the balance. Other versions of polymer-natural mulching compositions are also disclosed.EFFECT: wider range of soil mulching compositions.3 cl, 1 tbl |
