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Figure 5.
Changes in abundance of dominant species in the reserve Mykhailivska Tsilyna during the period 1927 – 2011 under different regimes of preservation_Tabela 2: Spremembe abundance dominantnih vrst v rezervatu Mykhailivska Tsilyna v obdobju 1927–2011 v različnih režimih ohranjanja_
| Not reserved | Periodically mown steppe | |||||
|---|---|---|---|---|---|---|
| 1927 | 1956 | 1971 | 1981 | 1991 | 2001 | 2011 |
| Festuca stricta subsp. sulcata (dom.), Agrostis vinealis, Carex humilis | F. stricta subsp. sulcata (dom.), Stipa capillata (dom.), Bromopsis inermis (>), Calamagrostis epigejos (>) | B. inermis (dom.), C. epigejos (>) tussock grasses (<) Poa angustifolia (<) | Elytrigia repens (>), Cytisus ruthenicus (>) B. inermis (<) C. epigejos (<) tussock grasses (<) | C. ruthenicus (dom.), E. repens (>) P. angustifolia (<) | Arrhenatherum elatius (dom.), C. ruthenicus (<), E. repens (>) P. angustifolia (>) | A. elatius (dom.), E. repens (<), tussock grasses (>) |
| non-controlled mow. & gra. | mow. 1 time per 5 years | mow. 1 time per 4 years | mow. 1 time per 3 years | mow. 1 time per 2 years | mow. 4 times per 5 years | |
| Strictly protected steppe | ||||||
| 1956 | 1971 | 1981 | 1991 | 2001 | 2011 | |
| B. inermis (dom.), tussock grasses | B. inermis (dom.), C. epigejos (>), P angustifolia (>), tussock grasses (<) | B. inermis (dom.), E. repens (>), P. angustifolia (<), tussock grasses (<) | E. repens (dom.), mesic forb species (>), B. inermis (<) | Urtica dioica (dom.), E. repens (<), C. ruthenicus (>) | U. dioica (<), E. repens (<), C. ruthenicus (<) C. epigejos (>), Prunus spinosa (>) | |
Changes of synphytoindication indexes (according to Ya_ P_ Didukh scale) of plant communities in the old territory of the reserve Mykhailivska Tsilyna during 95 years_Tabela 1: Spremembe sinfitoindikacijskih indeksov (po lestvici Ya_ P_ Didukha) rastlinskih združb na starem ozemlju rezervata Mykhailivska Tsilyna v 95 letih_
| Author | V. S. Tkachenko, H. M. Lysenko & A. P. Vakal | H. M. Lysenko | M. S. Larionov | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year | 1927 | 1971 | 1991 | 2003 | 2022 | |||||||
| Index | Mean | Mean | PMS | SPS | Mean | PMS | SPS | Mean | Min | Max | AFLs | EMS |
| Hd | 8.90 ± 0.14 | 9.60 ± 0.60 | 9.60 ± 0.21 | 9.70 ± 0.24 | 10.11 ± 0.65 | 9.92 ± 0.15 | 10.23 ± 0.29 | 10.18 | 9.02 | 12.6 | 9.85 ± 0.04 | 10.04 ± 0.03 |
| Rc | 8.66 ± 0.21 | 8.27 ± 0.22 | 8.25 ± 0.09 | 8.23 ± 0.08 | 7.90 ± 0.24 | 7.99 ± 0.05 | 7.82 ± 0.11 | 8.23 | 7.26 | 8.65 | 8.47 ± 0.02 | 8.33 ± 0.02 |
| Nt | 4.36 ± 0.18 | 4.71 ± 0.40 | 4.72 ± 0.15 | 4.76 ± 0.13 | 5.04 ± 0.38 | 4.90 ± 0.09 | 5.12 ± 0.18 | 6.25 | 4.87 | 7.64 | 5.64 ± 0.03 | 5.88 ± 0.02 |
| Sl | 8.43 ± 0.24 | 8.25 ± 0.20 | 8.20 ± 0.06 | 8.36 ± 0.07 | 8.00 ± 0.22 | 7.99 ± 0.05 | 8.07 ± 0.06 | - | - | - | 8.18 ± 0.03 | 8.20 ± 0.03 |
| Tm | 8.82 ± 0.09 | 8.65 ± 0.20 | 8.64 ± 0.06 | 8.57 ± 0.07 | 8.40 ± 0.17 | 8.51 ± 0.06 | 8.44 ± 0.05 | 7.06 | 6.2 | 7.93 | 8.76 ± 0.02 | 8.70 ± 0.2 |
| Regime | NR, mow.+ gra. | mow.+ strict | mow. | strict | mow.+ strict | mow. | strict | mow.+ strict | - | - | mow. | strict |