Open Access
Table 1
Dynamics of scab development on apple leaves (Gulrypsh district, Abkhazia, 2016-2019)
| Variants of the experiment | Scab development (R), % | |||||||
| Idared | Golden Rangers | |||||||
| I ten-day period of May | I ten-day period of June | I ten-day period of July | III ten-day period of July | I ten-day period of May | I ten-day period of June | I ten-day period of July | III ten-day period of July | |
| 2016 | ||||||||
| Control | 8.3±2.1 | 10.2±1.0 | 12.4±1.1 | 12.4±1.1 | 11.6±2.9 | 9.0±3.3 | 15.0±1.6 | 22.0±1.5 |
| Standard | 6.6±1.6 | 5.6±1.5 | 3.8±1.4 | 4.0±1.5 | 2.6±0.8 | 3.8±1.9 | 6.0±1.5 | 7.0±0.7 |
| Albit* | 3.4±1.1 | 5.6±0.5 | 3.8±1.3 | 3.0±1.0 | 3.8±2.1 | 4.0±1.5 | 4.4±0.5 | 7.6±5.1 |
| Immunocytophyte* | 2.4±1.5 | 4.0±1.2 | 4.4±0.8 | 4.4±0.8 | 2.6±1.3 | 4.8±1.9 | 6.4±3.2 | 9.8±1.9 |
| Ecogel* | 3.6±2.3 | 3.8±1.3 | 3.4±1.1 | 2.6±0.5 | 2.8±1.3 | 4.0±0.7 | 6.0±1.4 | 7.8±2.2 |
| LSD05 | 0.7 | 0.8 | 0.8 | 0.8 | 0.7 | 0.9 | 0.7 | 0.7 |
| 2017 | ||||||||
| Control | 3.2±0.4 | 5.8±0.8 | 6.6±1.1 | 10.6±1.1 | 4.0±0.7 | 6.2±0.4 | 6.8±0.8 | 8.8±0.8 |
| Standard | 1.2±0.4 | 2.4±0.8 | 3.0±0.7 | 2.8±0.8 | 1.8±0.8 | 3.2±0.4 | 3.6±0.5 | 3.2±0.8 |
| Albit* | 1.0±0.7 | 2.6±1.1 | 3.6±1.0 | 3.0±0.7 | 2.0±0.7 | 2.4±0.5 | 3.8±0.4 | 3.2±1.3 |
| Immunocytophyte* | 1.4±0.5 | 3.4±0.8 | 3.6±0.5 | 4.0±0.7 | 2.4±0.8 | 3.2±0.8 | 4.0±0.7 | 3.6±0.5 |
| Ecogel* | 1.2±0.4 | 2.0±0.7 | 3.4±0.8 | 3.0±0.7 | 1.8±0.4 | 2.8±0.8 | 3.2±0.4 | 3.0±1.2 |
| LSD05 | 0.2 | 0.4 | 0.5 | 0.7 | 0.3 | 0.4 | 0.5 | 0.6 |
| 2018 | ||||||||
| Control | 5.6±0.4 | 9.0±0.1 | 11.2±0.2 | 14.6±0.4 | 5.6±0.4 | 7.8±0.8 | 10.4±1.1 | 14.0±1.1 |
| Standard | 1.4±0.2 | 2.0±1.0 | 3.2±0.3 | 3.0±0.5 | 1.2±0.4 | 1.8±0.8 | 4.0±0.7 | 4.0±0.8 |
| Albit* | 1.4±0.2 | 2.2±0.5 | 3.4±0.3 | 4.4±0.3 | 1.4±0.5 | 2.4±0.8 | 5.6±0.5 | 5.2±0.7 |
| Immunocytophyte* | 1.0±0.5 | 1.8±0.3 | 3.2±1.0 | 3.2±0.3 | 1.4±0.7 | 2.6±1.1 | 4.8±1.0 | 4.2±0.7 |
| Ecogel* | 1.0±0.4 | 1.8±0.3 | 3.0±0.1 | 3.0±1.0 | 1.0±0.4 | 2.6±0.7 | 5.2±0.8 | 4.6±0.7 |
| LSD05 | 0.4 | 0.6 | 0.8 | 1.0 | 0.4 | 0.5 | 0.8 | 1.0 |
| 2019 | ||||||||
| Control | 12.8±2.5 | 15.8±4.2 | 20.6±2.7 | 21.2±0.8 | 2.6±1.1 | 6.4±1.3 | 6.2±1.3 | 5.8±0.8 |
| Standard | 5.6±2.7 | 6.4±2.4 | 8.0±3.6 | 8.4±5.0 | 1.6±0.6 | 2.6±0.5 | 2.0±1.0 | 1.8±0.8 |
| Albit* | 6.6±3.2 | 7.0±2.8 | 8.4±2.7 | 7.2±1.0 | 1.4±0.6 | 3.4±1.1 | 3.6±0.8 | 3.2±1.3 |
| Immunocytophyte* | 5.6±2.9 | 5.0±2.2 | 5.4±1.3 | 5.2±1.3 | 1.2±0.4 | 3.8±1.3 | 2.0±0.7 | 1.6±0.5 |
| Ecogel* | 5.4±2.4 | 6.2±1.6 | 6.0±1.5 | 6.6±4.5 | 1.4±0.5 | 3.6±0.8 | 2.4±1.1 | 2.6±0.8 |
| LSD05 | 0.9 | 1.1 | 1.5 | 1.5 | 0.2 | 0.5 | 0.4 | 0.4 |
* All variants of plant immunity inducers application are tank mixtures with half dosages of fungicides compared to the standard
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