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Table 1.
Optimal parameters of the indicators of soil organic matter of typical chernozem for winter wheat (yield 5.45-7.24 t/ha) in the topsoil in 2018.
| Indicators of Soil Organic Matter | Optimal Parameters |
|---|---|
| Carbon of mobile humus substances (Cmhs), mg/kg | 4,550‐5,045 |
| Carbon of mobile fulvic acids(Cmfa), mg / kg | 1,880‐2,200 |
| Humus lability (Cmhs /Ch), % | 14‐16 |
| Humus (H), % | 5.21‐5.35 |
| Quality of mobile humus substances (Cmha/ Cmfa) | 1.2‐1.4 |
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