FIELD: agriculture.;SUBSTANCE: inventions relate to agriculture. Method of modifying soil texture and improving profile of concentration of nutrients includes: obtaining discrete particles of mineral substance obtained from coal, separated from discrete unburnt particles of coal, wherein particles of mineral substance are fire-resistant, and coal particles are combustible, and before separation from unburnt coal particles, mineral substance particles are found among coal particles inherent to coal; and mixing mineral particles with soil. Soil enhancer for modifying soil texture and improving profile of nutrient concentration. Improved soil, having modified soil texture and improved profile of nutrient concentration. Method of improvement of cation-exchange capacity (CEC) of soil.;EFFECT: invention increases content of sludge and clay in soil, increases availability of mineral and necessary nutrients for plant growth.;20 cl, 4 dwg, 11 tbl, 8 ex
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机译：领域：农业。;物质：发明涉及农业。改变土壤质地并改善养分浓度的方法包括：从煤获得离散的矿物质颗粒，与离散的未燃烧的煤颗粒分离，其中矿物质颗粒是耐火的，煤颗粒是可燃的。与未燃烧的煤颗粒分离后，在煤固有的煤颗粒中发现了矿物质颗粒。并将矿物颗粒与土壤混合。土壤改良剂，可改善土壤质地并改善养分浓度。改良土壤，改良土壤质地，改善养分浓度分布。改善土壤阳离子交换能力（CEC）的方法;效果：发明增加了土壤中污泥和粘土的含量，增加了植物生长所需的矿物质和必需养分的含量。20 cl，4 dwg，11 tbl，8 ex
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