Evgenia. Fedorovna. Markovskaya

Evgenia. Fedorovna. Markovskaya
Petrozavodsk State University · Botany and Plant Physiology

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88
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Publications (88)
Article
The fatty acid (FA) content and composition of total lipids in the leaves of eleven dominant and rare plant species inhabiting the Arctic tundra of West Spitsbergen during active vegetation were analyzed. The species differ in biology, ranges, distribution, and ecotope association. In total 21 types of FAs with a chain length of 16 to 24 carbon ato...
Article
The results of long-term studies of the ecological and physiological features of vascular plants in the Arctic tundra on the island of Spitsbergen are presented. Data on the content of plastid pigments for 98 vascular plants species from 20 families. The range of chlorophyll content is 0,4–2,6 mg / g of fresh weight. The relationship between the co...
Chapter
The growth conditions of halophytic species Triglochin maritima and Plantago maritima on tidal zone of western coast of the White Sea were studied. The littoral soils were characterized by medium and slightly saline, poor content of organic substances, manganese, zinc, nickel, lead, and content of natural amounts of iron and copper. Sea water was c...
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During the tidal cycle, Fucus vesiculosus L. lost moisture (up to 30% of wet weight) and was characterized by a sinusoidal pattern in photosynthetic activity. Three peaks in the photosynthesis capacity were observed at the beginning and middle of low tide and at the beginning of high tide. There were no structural changes in the photosynthetic appa...
Chapter
Nowadays, it is relevant to study the mechanisms of rhythmic processes that are the basis of the vital activity of all organisms. From this point of view, it is necessary to study the functioning of organisms living in tidal conditions on the coastal zone of the northern seas. Twice a day, plants are flooded with water on the intertidal zone, and t...
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In the present paper, the results of the research of biometric parameters and functional peculiarities of photosynthetic apparatus of Stellaria humifusa in West Spitsbergen are discussed. The study showed that the largest proportion of the mat is composed of a brown layer of dead leaves covering the assimilative organs (about 70%). Green leaves and...
Article
Triglochin maritima L.) и подорожника морского (Plantago maritima L.) приливно-отливной зоны западного побережья Белого моря. Литоральные грунты приморских территорий песчаные или каменисто-песчаные, средне-и сла-бозасоленные, бедные по содержанию органических веществ, марганца, цинка, никеля, свинца; содержат фо-новые количества железа и меди, то...
Chapter
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A comparative study of the photosynthetic rate, catalase activity, photosynthetic pigments content and water content in thalli of Fucus vesiculosus L. and Fucus serratus L., during a tidal cycle, was carried out. The aforementioned species grow in various horizons of the Barents Sea littoral, so, during the study period, at low tide, bladder wrack...
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Melatonin (N-acetyl‑5-methoxy tryptamine) is an indole hormone; for a long time, it was thought to occur only in animals and humans. Thirty years after its discovery, melatonin was also detected in plants. The ubiquitous presence and high concentrations of melatonin in higher plants, as opposed to animals, led to introduction of the term “phytomela...
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Background: This work has explored the possibility of applying mining waste-based ameliorants for the remediation of soil that has been transformed by copper-nickel smelter emissions by means of forming artificial phytocenosis. Objective: The aim of our work was to propose, develop and approbate a technique for the preservation of dumps polluted by...
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Light is a limiting factor for plants growth and development in the tropical forest understory. At the same time, its characteristic feature is a highly heterogeneous distribution, to which the plants have to adapt. Adaptation is possible by means of phenotypic plasticity. We have assessed the phenotypic plasticity level of leaf parameters to the l...
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Ion-exchange (number of functional group) properties and swelling capacity of leaf cell walls of plant species Betula nana, Salix polaris, Dryas octopetala and Cassiope tetragona from Western Spitsbergen Island were investigated. It was found out that cell wall of Arctic plants is cation exchanger which has similar functional groups (amine groups,...
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За период 2004–2016 гг. сотрудниками КНЦ РАН, НП «Технопарк-Апатиты» и ПетрГУ запатентовано несколько инновационных экспресс-технологий создания высококачественного растительного покрова: Технология 1. Способ создания экологически чистого покрытия и питательная среда для его выращивания: пат. 2393665. Технология 2. Method for biologically reculti...
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The problem of phytoremediation of territories exposed to the influence of non-ferrous metallurgy enterprises is currently extremely hot. The influence of the soil of the technogenic wasteland on selected parameters of red fescue (Festuca rubra L.), which is a metal-tolerant species of cereals, are presented in the article. The technogenic soil was...
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The object of work is Stellaria humifusa (Caryophyllaceae). It has a long rod root. It is almost Arctic hydrophyt with circumpolar distribution. Plants form a life form as a kind of «mat» and they grow on the rocky outcrops near the coastal areas. The plant community consists of the only one species, which is covered with a layer of dead leaves of...
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An overview of research seeking and studying the potential low temperature sensors in plants is provided. It was shown that the number of potential candidates for low temperature sensors is quite wide and includes both individual intracellular structures and substances: membranes, cytoskeletal elements, chroma-tin, phytochromes, DNA, RNA, specific...
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The study was carried out on the industrial territory of Joint Stock Co. «Karelsky Okatysh» (Russia, Republic of Karelia, Kostomuksha). The species Salix schwerinii E. Wolf (Finland) was used as a phytoremediant and was cultivated on the contaminated territory of the mining enterprise – the tailing dump (the main pollutants being Ni and Fe). After...
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In the present paper, the results of the research of biometric and functional parameters of photosynthetic apparatus of Bistorta vivipara from West Spitsbergen are presented and discussed. A high intraspecific variability of biometric parameters (linear dimensions and biomass) was found. The differences found in biomass suggest that biological prod...
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Anatomic–morphological and functional features of sea aster (Aster tripolium L.) leaves were investigated in the field study on the northern limit of A. tripolium’s range of distribution, using plants growing in the intertidal zone on the Pomorsky coast of the White Sea. The largest leaf area was found in plants grown close to the shore, near the h...
Chapter
The mechanisms of the low temperatures influence on plants, cells, and photosynthetic apparatus at long-term and short-term temperature reduction are considered. The main pathways of adaptation of plant photosynthetic apparatus and its protection from damaging and inhibiting effects of low temperatures are discussed. Physiological and biochemical c...
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At present, chlorophyll meters are widely used for a quick and nondestructive estimate of the chlorophyll (Chl) content in plant leaves. Chlorophyll meters allows to estimate the Chl content in relative units—the chlorophyll index (CI). However, using such meters, one can face a problem of converting the CI into the absolute values of the pigment c...
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В книге, посвященной жизненному пути и творческому наследию выдающегося исследователя Севера Марианны Леонтьевны Раменской, собраны воспоминания лично знавших ее людей, очерки, освещающие ее вклад в различные области ботаники. В книгу помещены избранные статьи М.Л.Раменской, большей частью геоботанической тематики, опубликованные в различных издани...
Article
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The study was carried out on industrial territories of OAO «Karelsky Okatysh» (Russia, Republic of Karelia, Kostomuksha). The most contaminated substrates were in central quarries and tailing dump, but it was expected that their agrochemical properties can provide phytoremediaton plants by nutrients elements. As phytoremediaton plants the cuttings...
Article
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Ecological plasticity in the tidal zone, specifically the effects of daily and seasonal dynamics of environmental factors on the dominant species of vascular plants and epilithic lichens has been studied. The investigations were conducted on the Pomorian coast of the White Sea (Republic of Karelia) during two growing seasons (2012-2013). The studie...
Article
The results of experimental studies on the effect of the ameliorant produced of carbonatite wastes on industrially wasted ground properties and the resultant plant cover in the cooper-nickel smelter impact area are presented. Spreading of carbonatite ameliorant on top of the industrially wasted ground helped optimize pH, decrease available heavy me...
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In 2011, a new place with Euphrasia frigida Pugsl was found in the area of Colesdalen, Svalbard. In this paper, geographical location of the place is reported and a brief description of neighbouring vegetation given. The new place with E. frigida was found on SW-facing slopes (inclination of about 30°) at a shallow hollow. The clumps of E. frigida...
Article
Cold tolerance of cucumber (Cucumis sativus L.) seedlings was investigated using wild-type plants and the phytochrome B-deficient mutant (lh-mutant). Plants were subjected for 6 days to intermittent short-term cooling (12°C for 2 h per day) and to continuous chilling under conditions of 16-h photoperiod (day/night = 16/8 h) and permanent illuminati...
Article
The role of phytochrome B in the organogenesis process in the apical and axillary shoot meristems during early ontogenesis stages in cucumber Cucumis sativus L. at photoperiods (day/night) 10/14, 16/8 h, and continuous light in comparison with wild type plants and phytochrome B-deficient mutant (lh-mutant) was investigated. In mutant phytochrome B,...
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When plants are grown in a greenhouse or in controlled environment growth rooms, prolonging the photoperiod, including towards continuous light, is one of the ways to increase plant productivity and energy savings. However, exposing some plant species to long photoperiods causes leaf injuries and growth reductions. We studied the effect of the phot...
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The value of plant associations , which is based on 182 geobotanical descriptions of natural forest associations was estimated in Petrozavodsk municipal district using the methods of GIS-technology and component analysis. 3 types of associations were defined: minimally , moderately and strongly disturbed ones. It was shown that the contribution of...
Article
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The main characteristics of epiphytic lichen cover on pine trunks depending on the area of natural pine forest in Kostomuksha (north Karelia) were analysed. The town of Kostomuksha was built so that to provide the conservation of forest sites. 56 fragments with the area of 0.04 - 6.13 ha were studied. The average area of fragment is 0.62 ha, with 4...
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CO2 gas exchange, transpiration, stomatal conductance, water use efficiency and chlorophyll content were investigated at the leaves of three species of the family Plantaginaceae: Plantago maritima L., Plantago subpolaris Andrejev and Plantago schrenkii C.Koch under natural conditions of the habitat on high and low tide areas of the White Sea’ coast...
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Content of chlorophylls, carotenoids, and flavonoids were determined in leaves of 26 plant species growing in the tidal zone of the Grnfjord coast at the Western Spitsbergen. Species of Ranunculaceae, Polygonaceae, Boraginaceae, Juncaceae, Caryophyllaceae, Cyperaceae, Saxifragaceae, Poaceae families were included in the study. The analyses showed t...
Article
David Iosifovich Sapozhnikov (17.06.1911–23.11.1983), a well-known plant physiologist and evolutionist would have been 100 this year. Sapozhnikov investigated the role of carotenoids in plant life and acquired worldwide recognition for his discovery of the violaxanthin cycle. This review considers the most important Sapozhnikov’s results and hypoth...
Article
The phenomenon of photoperiodism has been intensively studied since its discovery. One of the least studied problems is the origin of photoperiodism. Evolutional development of biota is closely connected with the rhythmicity of the Earth's development. The rotation of the Earth around its own axis determines the alternation of day and night and pho...
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The effect of daily temperature drop treatments under different photoperiods on dry matter (DM) production and cold resistance in cucumber plants (Cucumis sativus L.) at early stages of development were studied. Daily temperature drop from 20 to 12°C for 2 and 6 h at the end of the night did not affect DM accumulation under all photoperiods except...
Article
The content of photosynthetic pigments and the ratios between them were studied in 71 species of vascular plants, 17 species of Bryophyta, and 10 species of lichens inhabiting West Spitsbergen. With an increase in the level of organization from lichens to vascular plants, the content of photosynthetic pigments (chlorophylls (Chl) and carotenoids (C...
Article
The content of particular components of water-soluble carbohydrates and cold tolerance of cucumber (Cucumis sativus L.) cotyledonary leaves were studied at early developmental stages in dynamics during 6-day-long treatment with a temperature reduced to 12°C at two regimes: short-term cooling (2 h in the end of the night period, DROP) or permanent l...
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The effects of a pre-sowing seed treatment with a temperature drop (i.e., seed thermo-priming) on the growth and development of two popular bedding plant species, Tagetes patula nana L. (marigold) and Viola X wittrockiana Gams, (pansy), were studied. A temperature drop from 22°C to 10̈C was applied for 2 h each day during seed germination, over the...
Article
Phenomenological responses of plants to daily short-term exposure to low hardening temperature was studied under chamber and field conditions. Experiments were carried out on cucumber (Cucumis sativus L.), barley (Hordeum vulgare L.), marigolds (Tagetes L.), and petunia (Petunia × hybrida) plants. The obtained data demonstrated a similar pattern of...
Article
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The mechanisms of plant responses to short-term cold treatments applied daily in the period of active growth remain unknown. Cucumber (Cucumis sativus L.) plants were subjected to brief drops of temperature (2 h, 12°C) at the end of each night over a 6-day period (DROP treatment) and to prolonged (6 days) cooling at 12°C (permanent low-temperature...
Article
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We studied the influence of daily temperature gradients on organogenesis in apical and axil shoot meristems at different developmental stages in Cucumis sativus L. The level of organogenic activity of meristems was determined according to the number of leaf primordia on the main and lateral shoots, number of 2nd order shoots, and rudiments of flowe...
Article
We studied the influence of daily temperature gradients on organogenesis in apical and axil shoot meristems at different developmental stages in Cucumis sativus L. The level of organogenic activity of meristems was determined according to the number of leaf primordia on the main and lateral shoots, number of 2nd order shoots, and rudiments of flowe...
Article
The development of plants depends on the photoperiod length, light intensity, temperature, and length of light day integral. The reaction of a plant to the day length or daily light integral can depend on both the range of studied light intensities and photoperiod. Based on the data concerning the effects of light and thermal integrals on the devel...
Article
The development of plants depends on the photoperiod length, light intensity, temperature, and length of light day integral. The reaction of a plant to the day length or daily light integral can depend on both the range of studied light intensities and photoperiod. Based on the data concerning the effects of light and thermal integrals on the devel...
Article
The experiments were conducted with Cucumis sativus L., Triticum aestivum L., Brassica capitata, Solanum tuberosum, Zea mays L. and Pisum sativum L. Temperature drop increased cold resistance in all studied species. Level of cold resistance under the drop treatments was much higher than under the constant low temperature. It remained at a higher le...
Article
Plant quality may be evaluated by the combination of any number of plant characteristics. A method based on regression models with subsequent analysis of temperature regions for plant quality optimisation is described. The effect of day (DT) and night (NT) temperatures on plant growth and developmental parameters were studied in the range between 1...
Article
It is known that temperature drop affects plant morphogenesis. At the same time the drop is usually at cold acclimating temperatures which can cause increase in cold resistance. In the literature little attention is paid to the effect of DROP on plant thermoresistance. The aim of our work was to compare phenomenological aspect of the dynamics of cu...
Article
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The work was conducted to study the effects of constant and alternating daily temperatures using DIF from ?20 to +20°? and the average temperature from 15 to 35°? on plant developmental rate under 8, 12 and 16 hour photoperiod. Model plants were short-day plant (SDP) soybean (Glycine max L. Merr.), long-day plant (LDP) wheat (Triticum aestivum L.),...
Article
Based on the data obtained in the experiments with constant and fluctuating diurnal temperatures, the temperature dependence of developmental rate was calculated for different photoperiodic groups of plants using the square equations of regression. These equations made it possible to calculate the temperature areas of maximum developmental rates of...
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We studied the influence of gradient temperature regimes on various parameters of the formation of above-the-ground and underground organs of cucumber plants, such as rate of leaf appearance, rate of growth, duration of growth and length of leaves, and the rate of growth of above-the-ground organs and roots. The plants were grown under the controll...
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We studied the influence of gradient temperature regimes on various parameters of the formation of shoots and roots of cucumber plants, such as rate of leaf appearance, rate of growth, duration of growth and length of leaves, and the rate of growth shoots organs and roots. The plants were grown under the controlled conditions: at different combinat...
Article
Based on the data obtained in the experiments with constant and alternating diurnal temperatures, the temperature dependence of developmental rate was calculated for different photoperiodic groups of plants using the square regression equations. These equations made it possible to calculate the temperature regions of maximum developmental rates of...
Article
The composition and amount of pigments were studied in temperature-dependent chlorophyll-deficient seedlings of wild type (control) and several mutant lines of Festuca pratensis Huds. at room (25C) and high (35C) temperatures. In seedlings of all mutant lines grown at 25C, chlorophyll b content was lower and the concentration of carotenoids was hig...
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The article is dedicated to the 50th anniversary of the PetrSU Botanic Garden. The idea of its creation is ex- plained by its opportune location close to the northern boundaries of the nemoral species’ natural distribution, and also between the Polar-Alpine and St.-Petersburg botanical gardens, which is conducive to the creation of a link, an intro...