ФОРМИРОВАНИЕ СИРИНГАРИЯ ДОЛГОСРОЧНОГО ЦВЕТЕНИЯ В КЛИМАТОГЕОГРАФИЧЕСКИХ УСЛОВИЯХ ОРЕНБУРЖЬЯ
Bibliographic record
Abstract
Актуальность. Виды, принадлежащие роду Syringa L., являются высокодекоративными. В последнее время отмечается их значительное распространение за пределы ареала за счет проявления высокой степени экологической пластичности. Климат Оренбуржья – резкоконтинентальный, что ограничивает условия произрастания растений. Ввиду этого ассортимент флоры, в особенности декоративной, на территории региона резко ограничен. Поэтому введение в культуру декоративных кустарников, таких как сирень, является вопросом, заслуживающим повышенного внимания. Целью исследования является отбор наиболее высокодекоративных таксонов сирени с последующим определением возможности формирования в условиях степной зоны Оренбургской области сирингария длительного цветения. Методы исследования. Регистрация фенологических наблюдений генеративной фазы вегетативного цикла проведена согласно программе унифицированных фенологических наблюдений за растениями по BBCH. Проведена оценка зимостойкости (с предварительной оценкой климатических условий трех зимних периодов, предшествующих данному исследованию) и декоративности семи таксономических единиц, принадлежащих роду Syringa L., с использованием общепринятых методик. Результаты исследования и их обсуждение. Определена высокая зимостойкость (I группа) у всех исследуемых растений, за исключением S. аmurensis vаr. Japoniса. Установлено, что гибриды Syringa × prestoniae ‘Miss Canada’ и Syringa × pеrsiса, а также сорта Syringa vulgaris ‘Sensation’ и ‘Aucubaefolia’ можно считать наиболее декоративными в климатогеографических условиях Оренбуржья. Также установлено, что возможно увеличить срок цветения сирени в условиях степной зоны Оренбуржья с 10-12 дней, характерных для каждого таксона в отдельности, до 28-30 дней при их комбинации в одном сирингарии с учетом ряда экологических особенностей таксонов сирени, проявляемых в условиях акклиматизации. Relevance. Species belonging to the genus Syringa L. are highly ornamental. Recently, their significant spread beyond their range has been noted due to the manifestation of a high degree of ecological plasticity. The climate of Orenburg region is sharply continental, which limits the conditions of plant growth. In view of this, the range of flora, especially decorative ones, is sharply limited in the region. Therefore, the introduction of ornamental shrubs, such as lilacs, into the culture is an issue that deserves increased attention. The aim of the study is to select the most highly ornamental taxa of lilac, followed by determining the possibility of forming a long-flowering syringaria in the conditions of the steppe zone of the Orenburg region. Research methods. Registration of phenological observations of the generative phase of the vegetative cycle was carried out according to the program of unified phenological observations of plants according to BBCH. The assessment of winter hardiness (with a preliminary assessment of the climatic conditions of the three winter periods preceding this study) and the decorativeness of seven taxonomic units belonging to the genus Syringa L. using generally accepted methods was carried out. The results of the study and their discussion. High winter hardiness (group I) was determined in all the studied plants, with the exception of Syringa аmurensis vаr. japoniса. It has been established that the hybrids Syringa × prestoniae ‘Miss Canada’ and Syringa × pеrsiса, as well as the varieties Syringa vulgaris ‘Sensation’ and ‘Aucubaefolia’ can be considered the most decorative in the climatic and geographical conditions of Orenburg region. It has also been found that it is possible to increase the flowering period of lilacs in the conditions of the Orenburg steppe zone from 10-12 days, characteristic of each taxon separately, to 28-30 days when combined in one syringarium, taking into account a number of ecological features of lilac taxa manifested in acclimatization conditions.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.002 | 0.003 |
| Meta-epidemiology (narrow) | 0.001 | 0.001 |
| Meta-epidemiology (broad) | 0.001 | 0.001 |
| Bibliometrics | 0.002 | 0.002 |
| Science and technology studies | 0.003 | 0.004 |
| Scholarly communication | 0.007 | 0.005 |
| Open science | 0.001 | 0.003 |
| Research integrity | 0.002 | 0.003 |
| Insufficient payload (model declined to judge) | 0.026 | 0.009 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".