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Article
Soil Nematode Communities of Typical Biocenoses in the Republic of Altai
The first data on soil nematodes of coniferous forest and steppe biocenoses in the Republic of Altai were presented, thus making it possible to establish relationships between characteristics of nematode commu...
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Article
Soil Nematodes of Northern Meadows and Agrocoenoses as Bioindicators of the Transformation Degree in Soil Ecosystems
This paper examines the effect exercised by agricultural intensity on soil nematode communities inhabiting natural meadows, hayfields, and monocrop agrocoenoses in the Republic of Karelia. The diversity of the...
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Article
Changes in Soil Nematode Communities during Postagrogenic Transformation of Peat Soils and Vegetation
The results of a long-term study of changes in soils and vegetation during postagrogenic succession of sown meadows on reclaimed peat soils (Eutric Histosols) are presented. The study was performed on experime...
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Article
Expression and Functional Characteristics of Genes in the Globodera rostochiensis Woll. Potato Cyst Nematode at Different Stages of Its Life Cycle
The expression of the Ams-1, Pel-1, Eng-1.4, Cle, VAP-1, SPRYSEC-1, Tpx, and Gpx genes was studied in Globodera rostochiensis juveniles at early stages of the life cycle. Low gene activity was registered in juven...
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Article
Communities of Soil Nematodes in the Subcrown Areas of Trees Introduced on the Territory of the Polar—Alpine Botanical Garden
We have studied communities of nematodes in the basal soil of woody plants introduced in the open areas of the Polar-Alpine Botanical Garden of the Karelian Scientific Center of the Russian Academy of Sciences...
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Article
Parasitic Nematode Abundance Aggregation as a Mechanism of the Adaptive Response of the Host Plant to Temperature Variations
The mathematical model of host–parasite relations suggested previously by the authors was applied to analyze the formation of the aggregated distribution of parasites in the case of the host plant–parasitic ne...
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Article
Expression of PR genes in tomato tissues infected by nematode Meloidogyne incognita (Kofoid et White, 1919) Chitwood, 1949
The dynamics of expression of PR1 and PR6 genes, which are involved in the defense response of plants infected with the root-knot nematode Meloidogyne incognita, was studied in the “tomato–root-knot nematode” par...
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Article
Activity of components of the antioxidant system in the roots of potato plants at short-term temperature drop and invasion with parasitic nematodes
The activity of catalase and superoxide dismutase in the roots of susceptible plants and plants exposed to alternating temperatures, which were infected with the phytoparasitic nematode G. rostochiensis, was s...
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Article
Expression of genes, encoded defense proteins, in potato plants infected with the cyst-forming nematode Globodera rostochiensis (Wollenweber 1923) Behrens, 1975 and modulation of their activity during short-term exposure to low temperatures
The expression of the principal genes providing an immune response in the roots of potato plants resistant and susceptible to the cyst nematode Globodera rostochiensis is investigated under conditions of infestat...
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Article
Mi-1 gene expression in tomato plants under root-knot nematode invasion and treatment with salicylic acid
The dynamics of expression of two homologous genes Mi-1.1 and Mi-1.2 in the roots of resistant and susceptible tomato plants in non-invasion conditions and during invasion with the root-knot nematode M. incognita
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Article
Characteristics of soil nematode communities under conditions of woody plant introduction
Nematode communities in the rooted soil layer under the crowns of introduced tree species on Valaam Island (Republic of Karelia) have been studied by conventional nematological methods to evaluate their taxono...
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Article
Features of soil nematode communities in various types of natural biocenoses: Effectiveness of assessment parameters
The relations of different characteristics of soil nematode communities with the type of natural (forest and meadow) biocenoses and the main parameters of assessment of the state of soil ecosystems were determ...
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Article
The expression of R genes in genetic and induced resistance to potato cyst nematode Globodera rostochiensis (Wollenweber, 1923) Behrens, 1975
The characteristics of expression of two genes, H1 and Gro1-4, which determine the resistance to the sedentary parasitic nematode Globodera rostochiensis (Wollenweber, 1923) Behrens, 1975, in the resistant (Krepy...
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Article
Cross adaptation of potato plants to low temperatures and potato cyst nematode infestation
Effect of short-term (2 h a day) and long-term (6 days) exposure to low temperature (5°C) on cold tolerance was investigated in two cultivars of potato (Solanum tuberosum L.): resistant (Sudarynya) and susceptibl...
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Article
Changes in soil nematode communities under the impact of fertilizers
Changes taking place in the communities of soil nematodes of an artificially sown meadow under the impact of annually applied mineral fertilizers have been studied in a field experiment for nine years. It is s...
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Article
Organosilicon ethers of oximes
