Oleh Didur

Oles Honchar Dnipro National University · Scientific research institute of biology

The main aspects of the current systematics and taxonomy of plants, the main morphological and ecological groups of them, living forms, methods for selecting an assortment of plants and their specificity in the minds of landscaping in Steppe Zone of Ukraine. The materials are presented on the typology of natural and artificial groupings of villages...

Центром інтродукції даної групи рослин є Ботанічний сад Дніпровського національного університету імені Олеся Гончара (ДНУ), який, як й інші ботанічні сади в Україні та всьому світі, виконує науково-дослідну, освітню, культурно-просвітницьку функції та сприяє популяризації природоохоронних заходів. У ботанічному саду зібрані колекції рослин місцевої...

Herein, we report for the first time the biosynthesis of silver nanoparticles (AgNPs) using leaf extracts of Chaenomeles Lindl. (Rosaceae) plants and its spectral characteristics, as well as antifungal and antibacterial activity. Phytosynthesis of silver nanoparticles on the base of aqueous plant extracts and silver nitrate solution was carried out...

Хемотаксономічне значення гетерогенності фітосполук у суцвіттях різних рослин одного роду перевірено шляхом аналізу фітохімічних профілів гексанових екстрактів суцвіть виду Sorbus aria та трьох природних гібридів, для яких цей вид є батьківським. У квіткових екстрактах виявлено специфічний розподіл насичених і ненасичених жирних кислот, альдегідів,...

Ecological role of urban green spaces is increasing in order to provide citizens with comfortable and safe living conditions in the new climatic realities through the use of ecosystem services of tree and shrub stands in the setting of reduced forest areas, native forest decline and acceleration of urbanization processes. However, in Europe and, in...

Wheat is one of humanity’s leading food crops, and ensuring high, sustainable yields is the key to food security. The yield of the crop depends on the agrophytocenosis conditions, including meteorological factors, the number of weeds, pathogens and pests, which change from year to year. Crop yield forecasts are becoming necessary to make informed c...

Intensive land degradation occurs under conditions of accelerated urbanization; it is strongly associated with the loss of soil natural capital, primarily animals, plant cover, and biological diversity in general. The creation and functioning of parks, in particular green spaces, in the urbanized areas is an effective mechanism for optimizing the e...

Natural oakwoods are considered one of the main centers of biodiversity of flora and fauna in Europe and an important agent of providing a wide range of ecosystem, sociocultural and economic services. But in the modern period, there is a decrease in the share of common oak natural forests in the forest reserves of European countries and various man...

Land degradation poses a serious challenge to food security, livelihood sustainability, ecosystem services and biodiversity conservation, while inefficient land management leads to widespread loss of soil biodiversity. The soil buffer capacity is actively involved in the mechanisms of implementing such an ecosystem service as the development and st...

The network of natural forests and shelterbelts is a crucial element of agroforestry systems for the efficient and environmentally sustainable land use in Ukraine. From 2016 to 2021, we studied the quality of black soils structure under steppe wildland herbaceous vegetation, man- made tree plantations of Robinia pseudoacaciaL. and Quercus robur...

Unfavourable socio-economic conditions and unbalanced nutrition, expressed in the deficiency of biologically active substances, determine the need to use fruit crops as a source of biologically active substances. In world practice, priority is given to fruit plants that have biological activity useful for the human body. The relevance of the concep...

The state of seed self-regeneration of woody plants of Kyrylivka Park (Dnipro, Ukraine) in areas with a strong, moderate and non-existent level of recreational load was studied. Floristic methods (estimates of species richness, determination of floristic community and homogeneity), methods of ecological analysis of vegetation, physico-chemical meth...

Peach is one of the most important fruit crops, and its cultivation occupies the third largest area among all fruit crops grown in the temperate climate zone. Cultivation of this crop under less favorable climate conditions would require the creation of new resistant genotypes via intra- or interspecific hybridization, including crossing with almon...

Purpose. Biodiversity assessment and clarification of the trend towards homogenization of the dendroflora of the Shevchenko Park (Dnipro, Ukraine). Methods. Floristic methods of research are applied - elucidation of the taxonomic composition and selection of the adventitious fraction of dendroflora, methods of species richness assessment (accordin...

L 99 I 88 Lykholat, Y. V. (Ed.). (2022). Optimization of the fruit plants species composition and improving the quality of plant materials under climate change. LIRA, Dnipro. 204 p. ISBN 978-966-981-624-5 The manuscript presents the results of studying the secondary metabolism of local and introduced fruit crops, which are low common in the steppe...

Sufficient water supply for plants is one of the most important conditions for their vital activity, since most of the biochemical reactions that regulate the plants physiological functions take place in the water environment. The plants adaptive capacity to the influence of a complex of environmental factors in field conditions is largely determin...

Essential oils are the natural products that can pave the way for the creation of effective drugs with various beneficial properties. Plants of Lonicera maackii are well known in the natural growth regions of temperate Asia due to therapeutic effects and a high content of the bioactive compounds. Species diversity of steppe vegetation is enriched b...

The multi-vector positioning of the Oles Honchar Dnipro National University Botanical Garden (Dnipro, Ukraine) as an ecological resource, the main functions of which are aimed at preserving, studying, acclimatizing plants, researching the effective use of rare and typical species of local and world flora by creating, replenishing and preserving bot...

Fruit crops of the genus Chaenomeles Lindl are considered today as a superfood due to accumulation of biologically active compounds with antioxidant ability and known health-promoting properties. Successful introduction of this non-traditional culture in the steppe zone of Ukraine characterised by an unfavourable climate suggests the functioning of...

Plants of two species of Actinidia genus grown in an adverse steppe climate were examined in terms of secondary metabolites’ accumulation, antioxidant potential, and antimicrobial ability. The aim of the work was to reveal whether the introduced plants A. arguta and A. polygama retain their well-known health benefits. Total content of polyphenols (...

This work deals with the studying antioxidant ability and the polyphenols accumulation of introduced fruit plant Prinsepia uniflora Batalin in order to reveal the low spread species having great secondary metabolites content and bioactivity. The urgency of the task of enriching the plant resource base for a balanced diet, the creation of functional...

Background Endophytes promote the survival of the host plants affected by unfavorable environment. To confirm the endophytes role in Chaenomeles speciosa pathogenic resistance, fungal isolates were derived from both fruit peel and pulp, and presumptively identified using macroscopic and microscopic techniques. Antifungal potential of the isolates w...

Plants of the genus Chaenomeles Lindl. (Rosaceae) naturally grow in Southeast Asia and represent the richest resource of biologically active compounds with beneficial properties for humans. Plants of C. japonica (Thunb.) Lindl. and C. speciosa (Sweet) Nakai species, and interspecific hybrid C. × superba (Frahm) Rehder (C. japonica × C. speciosa, Su...

Fruit extracts of the Chaenomeles species are a rich source of compounds having health-promoting properties, while their distribution between the species and cultivars varies significantly depending on both genotype and environmental threats. This study aimed at discovering antioxidant and antimicrobial potential of the secondary metabolites of fru...

The spontaneous vegetation in permanent flooding zone around technogenic water bodies arising on former pastures due to underground coal mining in the Western Donbass basin (steppe zone of Ukraine) was studied in 2018–2019. Occurrence and abundance of herbaceous plants were taken into account in 36 vegetation plots over a total area of 0.8 km2 in d...

The main stages of development of light landscape art are examined, the principles by which landscape compositions, styles and forms of their design are created. nya, a special component of the various components of the gardening ruler - both of these functions, regulatory capabilities in project documentation Thoughts on the role of landscape and...

Assessment of the resistance of the genus Chaenomeles and the genus Berberis, the implementation of the genetically determined antioxidant potential, and the content of secondary metabolites in the fruits in the arid climate of the Steppe Dnieper has been found. Analysis of fruits and berries products has shown that Chaenomeles and barberry were no...

Effective management of the course of crop vegetation and adaptation to biotic and abiotic stresses is a prerequisite for stable grain production and requires replenishment of the arsenal of plant growth regulators. The effect of novel synthesized cage amides on maize seedlings morphogenesis has been tested. Seeds of a mid-early maize hybrid 'DN Ga...

The paper presents the results of studying fruits antioxidant properties of several species, previously combined into the genus Sorbus L. (Rosaceae family). Ripe fruits were collected in September 2020 from the plants of Cormus domestica (L.) Spach, Sorbus aucuparia L., Karpatiosorbus latifolia (Lam.) Sennikov & Kurtto and Torminalis glaberrima (Ga...

The paper presents a study about the influence of two saprophage groups (Isopoda, Diplopoda) on leaf litter decomposition under different levels of humidification and chemical stress. Because of their worldwide distribution, we focused on the common pillbug Armadillidium vulgare (Latreille, 1804) (Isopoda, Armadillidiidae), and the common millipede...

The interaction of a host plant with pathogen implies an extremely complex process involving the outer waxy layer of the cuticle, cutin, cell membrane, and intracellular structures. However, the initial contact between plants and pathogens takes place in cuticular waxes covering the surface of leaves, stems and fruits. Despite many findings on the...

Climatic changes observed around the world in recent years are associated with an increase in the solar radiation intensity and temperature and reduction in the humidity. Fluctuations of environmental factors significantly change the conditions for the existence of plants, which dictates the need for adaptive reactions of plant organisms at the dif...

The study dealt with the patterns of adaptation of the genus Berberis L. low-abundant alien plants to the climatic conditions of the steppe zone of Ukraine. The success of the introduction, which was conducted on the territory of the Botanical Garden of Oles Honchar Dnipro National University (city of Dnipro) near 60 years ago, was evaluated by a s...

The study of morpho-ecological organization of oribatid mite communities (Acariformes, Oribatida) inhabiting forest litter of recultivated areas in steppe zone conditions of Ukraine was performed. The role of the forest and forest floor litter in optimization of the ecological situation on degraded lands was demonstrated. The function of environmen...

The comparative analysis of the fruit and seed capacity of Chaenomeles Lindl., grew in the botanical garden of the Oles Honchar Dnipro National University, was carried out. It is shown that all studied taxa undergo a complete vegetation cycle. According to our observations, the duration of the growing season is as follows: the smallest in Chaenomel...

Розглянуто пертинентну роль ґрунтових сапрофагів на прикладі трофометабо-лічної функції представників дощових черв’яків (Lumbricidae) у формуванні буфер-них властивостей міських ґрунтів на території зони рекреації – парку «Зелений гай»(м. Дніпро, Україна). З’ясовано, що кислотно-основна буферна ємність ґрунтовихновоутворень зоогенного походження (к...

Diplopoda play an important role in the processes of creating and maintaining soil fertility by implementing leaf litter destruction at its initial stages. Recently, in Ukraine the problem of soil fertility restoration has acquired a great urgency due to climate changes (aridity and temperature rising) and constantly increasing anthropogenic impact...

The forest litter serves as a bridge between the above ground forest flora and fauna with the soil. Trophic activity of soil invertebrates affects the decomposition processes of plant organic residues and, thus, on the forest soils fertility. It is a natural mechanism that positively influences on maintenance and improvement of natural soils proper...

This work is devoted to investigate the ecoservice role of soil saprophages in the formation of sustainable man-made ecosystems under forest plantations. The investigation allowed effect of earthworm casting activities on soil buffering against solution with different pH levels and copper compounds to be detected within the territory remediated aft...

Among the natural mechanisms that positively influence on the optimization of anthropogenically transformed soils, on sustainability of natural soils, there is saprophages’ pertinent activity. Typical representatives of saprophages within such functional group as «ecosystem engineers» are diplopoda. Their trophometabolic (excretory) function is a s...

The features of the structure of the population of oribatid mites (Oribatida) as primary destructors of dead plant material that provide such ecosystem service as improvement of soil fertility are considered. Studies were performed in various stratigraphic types of artifi cial edaphotopes in the reclaimed sites of “Pavlogradskaya” query (Pavlograd,...

Plants of the genus Chaenomeles are traditionally used in the countries of South-East Asia, due to their high nutritional and health-promoting properties. However, the successful introduction of species promising for gardening from geographically remote areas requires the study of plant ontogeny under the conditions of new habitat. This is a very s...

Climatic change can influence the boundaries of the natural and alien plant species distribution. Fluctuations in air temperature, relative humidity and other factors can become a stimulus to initiation and / or intensification of the invasive nature of some adventive plant species, especially in areas with a high degree of anthropogenic transforma...

The problem of the degradation of land ecosystems and their underlying basis – the soil – has a global character. In some regions of Ukraine, such as the Western Donbass, it becomes particularly topical. The damaged areas formed during coal mining are restored through reclamation. One of its directions is forest reclamation. Soil algae constitute a...

Plant fruits, leaves, stems, and other parts are of high nutritional value, and are the source of physiologically active compounds, which can contribute to the treatment of many diseases caused by oxidative stress. Enrichment of the species spectrum of the fruit plants expands the possibilities of their use in dietary nutrition and human treatment....

It has been demonstrated that coal mining leads to land degradation and devegetation with subsequent desertification of landscapes. Recently, it has become a worldwide environmental and socioeconomic problem. The presented study was performed on various stratigraphic types of artificial edaphotopes on the reclaimed site of “Pavlogradskaya” mine (Pa...

p>The problem of transformation of natural landscapes resulted from the negative technogenic impact is highlighted. It is shown that mining enterprises are powerful anthropo-technical sources of organic and inorganic toxicants entering the environment. Their wastes pollute all components of the ecosystems and negatively influence human health by in...

p>The decline in the global biodiversity and the increase in the number of threatened plant species are the extremely unfavorable trends over the past decades. These phenomena determined the need for the thorough and detailed study of the plant population resistance mechanisms, and the development of the methods to predict the risks of their extinc...

The flora of the steppe Dnieper region is characterized by an abundance of naturalized alien species, some of which colonised over the last decade. Climate change, associated primarily with increasing temperature, became clearly manifested in this period. We tested the hypothesis that there is an association between climate change and the initiatio...

The study allowed effect of earthworm casting activities on soil buffering against copper compounds within the territory remediated after coal mining (Western Donbass, Ukraine). Assay of copper immobilization/mobilization was performed in earthworm casts (excretions) and artificial remediated soil. Efficiency of immobilization in the casts (humus-f...

The features of invertebrate fauna forming in conditions of technogen pressure (Kriviy Rig, Ukraine) were studied. The taxonomic composition, dominance structure and correlation of soil invertebrates’ functional groups in the large industrial enterprises were examined. It had been found that a small thickness of the soil layer as a habitat for grou...

Environmental aspects of tropho-metabolic activity of soil saprophages on the pH-buffering capacity of remediated soils in Ukraine was considered. Earthworm (Lumbricidae) casts have been proven experimentally to have a higher acid–base buffering capacity in comparison with that of the initial soil. Remediated soils enriched with earthworm casts bec...

Рассматриваются вопросы зоогенного формирования защитных возможностей почвы к действию повышенного содержания тяжелых металлов в условиях техногенеза. Исследованы особенности трофометаболической активности дождевых червей на участке лесной рекультивации Западного Донбасса с различными вариантами насыпных почвогрунтов. Доказано, что копролиты червей...

Species composition and features of ecological structure of oribatid mite communities were studied on various options of bulk artificial-mixed soil in Acer platanoides L. stand growing on the remediated site of Pavlogradskaya mine (Pavlograd, Dnipropetrovsk Region). The ecological structure of oribatid population generally was damaged and this is t...

Изучено влияние трофо-метаболической деятельности представителей почвенных сапрофагов-дождевых червей (Lumbricidae) на рН-буферную способность рекультиземов искусственных лесных насаждений в условиях степной зоны Украины. Экспериментально доказано, что копролиты дождевых червей имеют более высокую кислотно-основную буферную емкость по сравнению с б...

The environmental impact of metabolic activity of saprophages specimen on pH-buffering capacity of devastated lands was studied. Earthworms (Lumbricidae) for investigations were taken from artifi cial forest plantations grown on the lands reclaimed from the mining industry. It is shown their positive infl uence on acid-alkaline buffering capacity o...

The food selectivity of millipedes (Diplopoda) was studied in different variants of mine spoils and chernozem fillings applied as topsoil. It was found that the ordinary chernozem fillings determines the formation of food priorities increasingly in comparison with the mine spoil. There are shown statistically significant differences between millipe...

Coenomorphs of 156 vascular plant species of natural deciduous forests in Northern Steppe of Ukraine has been analyzed by the expert and statistical analysis. The inclusion of the species in the particular coenomorph has been proved . Series of the coenomorph s replacement and factors of coenomorph groups forming have been de termined . Coenomorphs...

This paper is devoted to research in the field of mining operations. Under the conditions of Ukraine’s steppe zone the extraction of minerals is important. To minimize the consequences of coal mining, the disturbed soils were re-cultivated, thus minimizing the effect of toxic compounds, which are contained in mining rock, on human beings and the ma...

Наведено еколого-фауністичну характеристику основних таксонів ґрунтових безхребетних та методи їх обліку. Викладено класичні та новітні методики дослідження ґрунту як середовища існування ґрунтових тварин. Для студентів вищих навчальних закладів спеціальностей Зоологія та екологія тварин, Екологія, охорона навколишнього середовища та збалансоване п...

Fossorial activity of mammals is conductive to trace of microelements from more deep soil horizons into zone of its active involving to biological cycle. As a result of researches have established the mostly intensive migration of micro- and macroelements that is goes at the expense of mammals fossorial activity it is typical for humid gully lime-a...

In Ukraine’s Steppe zone the extraction of minerals is important. To eliminate the consequences of coal mining the agricultural recultivation of the disturbed soil is used. Thus toxic compounds for human beings and the majority of plants and soil biota representatives, which can be found mining rock, get into plants and invertebrates by trophy chai...

Excretorial and fossorial activity of mammals is an important part of environment-forming activity. Mammals have influences on important biogeocenotic processes, especially on the soil processes. Determination the maintenance of soil invertase as one of diagnostic description the ecological state allowed defining limits of oscillation index in dump...

Effect of mammal fossorial activity as an ecological factor of the soil genesis intensification is studied. Enzymatic activity of soil as its ability to demonstrate a catalytic effect for various compounds transformation is examined. Variability of soil urease activity in technogenic conditions with the participation of animals is shown. The positi...

Taxonomical composition and ecological structure of Oribatei associates in recultivated territories located near Zhovti Vody town are investigated. The artificial arboreal planting causes increase of oribatida number in comparison with recultivated areas without arbors. Planting of trees and presence of the leaf litter promote to redistribution of...

The features of invertebrate fauna forming in conditions of technogen pressure (Kriviy Rig) were studied. The taxonomic composition, dominance structure and correlation of soil invertebrates’ functional groups in the large industrial enterprises were examined. It had been found that a small thickness of the soil layer as a habitat for ground animal...