Open Access
Table 9.
The dynamics of the microorganism population in podzol sandy soil.
| Groups of microorganisms | The experimental period | The variants of the experiment | ||
|---|---|---|---|---|
| Control sample | Fertilizers with a 3-year composting period | Fertilizers with a 5-year composting period | ||
| Total population, millions of CFU / gram of absolute dry soil | 1 | 20.63±0.30 | 47.53±0.39 | 52.17±0.17 |
| Ammonifiers, millions of CFU / gram of absolute dry soil | 1 | 2.50±0.30 | 7.00±0.58 | 3.30±0.48 |
| 2 | 1.36±0.24 | 3.82±0.60 | 2.70±0.36 | |
| Actinomycetes, millions of CFU / gram of absolute dry soil | 1 | 0.08±0.03 | 0.15±0.05 | 0.23±0.05 |
| 2 | 0.41±0.01 | 0.70±0.06 | 0.78±0.07 | |
| Micromycetes, thousands of CFU / gram of absolute dry soil | 1 | 0.7±0.03 | 2.1±0.25 | 4.2±0.04 |
| 2 | 7.0±0.41 | 17.6±0.44 | 24.1±2.20 | |
| Cellulose destructors, % | 1 | 5.3±1.33 | 4.0±0.05 | 18.7±2.67 |
| 2 | 32.0±2.16 | 41.0±3.16 | 34.0±2.15 | |
| Nitrifiers, thousands of CFU / gram of absolute dry soil | 1 | 0.28±0.01 | 0.28±0.01 | 0.27±0.01 |
| 2 | 0.31±0.01 | 0.31±0.01 | 0.30±0.01 | |
| Nitrogen fixers, % | 1 | 10.0±1.15 | 10.0±2.00 | 3.0±1.00 |
| 2 | 14.0±1.33 | 3.0±0.91 | 6.0±1.33 | |
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