| 摘要 |
<p>The invention relates to sludge from sewage treatment plants that contains an addition of biologically enzymatic compound with bound microorganisms. Its other addition is mineral or nutritive material on a base of crushed mineral or organic mass. The weight concentration of the biologically enzymatic compound with bound microorganisms is in the range of 0.02 through 5 percent of the laboratory sludge dry residue. For recultivation purposes, the sludge further contains ash from burning coal and solid reaction products on a calcium base from flue gas desulphurization. For the purposes of valorizing soil in the area of agriculture, forestry, and horticulture, the sludge contains the waste of plant tissues, animal excrement, and manure including polluted straw and farm organic products, possibly also forestry waste.</p> |
