21 Works

The use of glauconite for stabilization and improvement of ammonium nitrate agrochemical properties

Yu.N. Terentyev, N. V. Syrchina, N.N. Bogatyryova, T.Ya. Ashikhmina, A.V. Sazanov, M.L. Sazanova, V.N. Pugach, V.A. Kozvonin & A.A. Burkov
The development of new forms of nitrogen-containing mineral fertilizers comporting with world safety standards is currently quite a relevant problem. Existing forms of combined fertilizers including ammonium nitrate and carbonates have a number of disadvantages (hygroscopicity, caking, partial ammonium nitrogen decline). Therefore active search of new components with certain advantages is conducted. At the same time, their inclusion into the fertilizers’ composition should ensure a high level of plants’ nitrogen assimilation, exclude environmental pollution and...

The dynamics of the elements of fitness of experimental populations of Drosophila under conditions of chronic low-intensity exposure

I.N. Yuraneva & V.G. Zainullin
One of the main issues of radiobiology is the study not only of the sensitivity of cellular structures and individual systems of the body under chronic irradiation, but also the study of genetic variability of populations. Chronic exposure increases mutations in the population and stabilizes the number of mutations after several generations. It is shown that as a result of low-dose exposure to natural populations, the genetic load has been growing for many generations until...

Assessment of the state of soils in specially protected natural reservations of the Kirov region

T. A. Adamovich, E. V. Tovstik, E. S Soloveva, T. Ya. Ashikhmina, G. I. Berezin, A. M. Prokashev & V. P. Savinykh
The assessment of the state of the specially protected natural areas (SPNA) of the regional (the “Pizhemsky” zakaznik) and of the federal significance (the “Nurgush” nature reserve) located in the Kirov region is given in the article. The predominant type of soils of the SPNRs under the study is alluvial turf soils, with strongly and slightly acidic reaction of the medium. The content of organic matter in the soils of the “Pizhemsky” zakaznik varies from...

Идентификация участков массового роста борщевика Сосновского с помощью спектральных индексов по данным Sentinel-2

Е.В. Товстик, Т.А. Адамович & Т.Я. Ашихмина
В работе описана возможность использования спутниковых снимков среднего пространственного разрешения с космического аппарата Sentinel-2 для идентификации участков массового роста борщевика Сосновского (Heracleum sosnowskyi Manden.). Для дешифрирования космических снимков использовали вегетационные индексы NDVI и ClGreen. Расчётные индексы позволили выделить на снимках типы растительности, представляющих значительную часть растительных сообществ Кировской области (лиственные и хвойные породы, луговая растительность), а также моносообщества борщевика Сосновского. Применённый в работе подход к дешифрированию космических снимков показал, что вегетационные индексы ClGreen и NDVI...

Biosorption of heavy metals by micromycetes: specificity of the process, mechanisms, kinetics

S.G. Skugoreva, G.Ya. Kantor & L.I. Domracheva
One of the ways to remove heavy metal (HM) compounds from the environment is biosorption. Most studies on biosorption are carried out on microorganisms, among which micromycetes occupy leading positions. They have a high degree of adaptation and resistance to the action of HM, are able to accumulate and transform HM compounds, show high sorption activity in relation to them. A feature of the cell wall of micromycetes is the predominance of polysaccharides (in particular,...

Pools and carbon fluxes in felling ecosystems spruce forests of the middle taiga of the Komi Republic

N.V. Likhanova & K.S. Bobkova
The quantitative characteristics of the reserves and distribution of carbon of organic matter in the soil–phytocenosis system after clearing the stand of two types of spruce forests on peaty-podzolic-gleyed soils are shown. It is established that in the ecosystems of 4–6 years old felling of spruce forests 115–121 thousand kgC/ha are accumulated, most of which is concentrated in the soil. The production-destructive processes of organic matter in the phytocenosis-soil system are estimated. It is shown...

Идентификация двух ризосферных изолятов стрептомицетов и изучение in vitro их колонизирующей активности

Я.И. Назарова, И.Г. Широких, А.В. Бакулина, Е.Н. Баранова & Т.Я. Ашихмина
Разработка экологически безопасных биологических препаратов для защиты сельскохозяйственных культур от поражения вредоносными грибами и бактериями имеет особую актуальность в связи с массовым заселением пахотных почв Российской Федерации токсигенными и фитопатогенными микроорганизмами. Из ризосферы растений семейства Solаnacea – томата (Solanum lycopersicum L.) и табака (Nicotiana tabacum L.)– были изолированы два штамма актинобактерий, один из которых проявил фиторегуляторное (ТК-5), другой – антагонистическое действие в отношении тест-культур грибов и бактерий (Т-2-20). По результатам секвенирования фрагмента гена 16S рРНК...

Использование космических снимков для определения границ водоёмов и изучения процессов эвтрофикации

Т. И. Кутявина, В. В. Рутман, Т. Я. Ашихмина & В. П. Савиных
Проведено дешифрирование космических снимков со спутника Landsat 5. Определены индексы цвета, мутности, концентрации хлорофилла а, нормализованный вегетационный индекс (NDVI) и нормализованный разностный индекс воды (NDWI) для Белохолуницкого, Омутнинского, Большого Кирсинского и Чернохолуницкого водохранилищ Кировской области. Отмечено, что в условиях высокой мутности и цветности воды наиболее информативными для выявления береговой линии водных объектов являются индексы NDVI и NDWI. В весенний период значения индексов цвета воды, NDVI и NDWI ниже, чем в летний период. Показана возможность проведения...

Отклик почвенной цианобактерии Nostoc paludosum на действие cульфата меди(II) в присутствии глутатиона восстановленного

А.И. Фокина, Е.И. Лялина, Л.В. Трефилова & Т.Я. Ашихмина
Изучено влияние растворов CuSO4 с концентрациями ионов Cu2+, равными 1, 2, 3, 4 и 5 мг/дм3 , с добавлением трипептида – глутатиона восстановленного (GSH) и без него на почвенную цианобактерию (ЦБ) Nostoc paludosum 18. Продолжительность экспозиции культуры с растворами составила 72 часа. В ходе эксперимента наблюдали за формированием биоплёнок ЦБ из гомогената, как за показателем восстановления исходной популяции; измеряли концентрацию растворённого O2 в суспензиях ЦБ; определяли долю клеток ЦБ, способных к образованию формазана из 2,3,5-трифенилтетразолий...

Тяжёлые металлы в системе почва–растение в биогеоценозах Большеземельской тундры

Г.Я. Елькина, С.В. Денева & Е.М. Лаптева
Содержание тяжёлых металлов (ТМ) во мхах, преобладающих в биоценозах Большеземельской тундры (Воркутинский район), представлено рядом Zn > Ni > Cu > Pb > Co > Cd, в лишайниках – Zn >Pb > Ni > Cu > Co > Cd. Доминирование мхов способствует замедленному кругообороту элементов и длительной их консервации в мортмассе. В большей степени ТМ аккумулируются в хорошо разложенных растительных остатках (в органогенных горизонтах тундровых почв). Аккумуляция Zn и Cd в споровых растениях определяется уровнем...

Algological analysis of soil state in the vicinity of the plant “Maradykovskiy” after it finished functioning

L. V. Kondakova, К. А. Bezdenezhnykh & Т.Ya. Аshikhmina
The article presents the analysis of monitoring research of soil algoflora of forest and meadow ecosystems in the vicinity of the plant “Maradykovskiy” for the period before the start of its operating and till after stopping its functioning. Specious diversity of forest phytocoenoses algoflora before the start of its functioning accounted for 71 species. After the plant stopped functioning there were found out just 60 species. In meadow phytocoenoses the number is 123 and 95...

Distribution, number and protection of the Falconiformes in Nenets Autonomous district

O.Y. Mineev, Y.N. Mineev & S.K. Kochanov
The study on biodiversity and territorial distribution of order Falconiformes was conducted from 1973 to 2018 in tundra of Nenets Autonomous district. There are analyzing data on distribution and abundance of 18 species of birds of prey. On the surveyed area it is collected an information about type of staying of such genuses as: Pandion (1 species), Pernis (1 species), Circus (4 species), Accipiter (2 species), Buteo (2 species), Aquila (1 species), Haliaeetus (1 species),...

Optimization of the microbiological composition of the biological product for cultivation of Lotus corniculatus

L.I. Domracheva, D.V. Kozylbayeva, A.L. Kovina, L.V. Trefilova, Yu.N. Zykova, M.N. Gripas & V.A. Izotova
In a field experiment the effectiveness of presowing treatment of seeds of Lotus corniculatus by mono- and multicomponent microbial associations has been investigated. The associations were based on the nodule bacteria (NB) of Rhizobium loti, cyanobacteria (CB) Fischerella muscicola and actinobacteria (AB) Streptomyces hygroscopicus A4. Evaluation of effectiveness was carried out by the analysis of morphometric parameters of the aerial part and the plants biomass, as well as the intensity of the tubercles formation. The...

Application of ground-based research methods for the diagnostics of pollution and eutrophication of water reservoirs of the Kirov region

Т.I. Kutyavina, Т.Ya. Аshikhmina & L.V. Kondakova
The status of the four largest reservoirs of the Kirov region was assessed using a set of methods for physicochemical, bioindicative and microbiological analyzes. The combinatorial index of water pollution (CIWP), the specific combinatorial index of water pollution (SCIWP), and water quality classes are defined. It has been established that in terms of chemical indices CIWP decreases in the series: Bol’shoye Kirsinskoye – Omutninskoye – Chernokholunitskoye –Belokholunitskoye reservoirs. It has been shown that ammonium nitrogen...

Population characteristic of tundra vole in radioecological studies

O.V. Ermakova & O.V. Raskosha
Different changes in certain demographic and morpho-physiological parameters of tundra voles (Аlexandromys oeconomus Pall.) at different stages of the population cycle were found as a result of long-term (1981–2018) radioecological studies of two isolated nature populations, living in the areas with similar ecology and different level (by one or two orders of magnitude) of natural radioactivity (Ukhta district of the Komi Republic). We used sex-age structure of the populations, reproduction level and certain morphological and...

Ethnoecology of the Slavic World: application significance on the Eurasian space

I.Yu. Trushkova, T.Ya. Ashikhmina & L.V. Kondakova
Ecology is a science dealing with relations of living organisms with the environment and the ways of sustaining the harmonious balance in the world. Ecological approach determines the attitude of the people to the environment, it is the basis of their worldview, their behavior and culture. Ecologically oriented economy management and human behavior mean tendency of the mankind to nature preserving and keeping their environment healthy. Using ethnocultural experience helps to save financial, human, and...

Methodological techniques for identifying plant communities based on Earth remote sensing data and field research

T.А. Adamovich, E.А. Domnina, A.S. Timonov, V.V. Rutman & T.Ya. Ashikhmina
The possibilities of using multispectral data of remote sensing of the Earth and field research to highlight plant communities using the example of the Pizhemsky State Nature Reserve (SNR) of the Kirov region are shown. The Pizhemsky SNR is defined as a complex (landscape) reserve. It is especially valuable for maintaining the integrity, protection and restoration of aquatic biogeocenoses, preserving in the natural state of the unique natural objects of the region. Selection of plant...

Identification and study of the properties of Streptomyces geldanamycininus 3K9, isolated from the soil under the bush of Heracleum sosnowskyi

E.V. Tovstik, A.V. Sazanov, А.V. Bakulina, I.G. Shirokikh & T.Ya. Ashikhmina
The antagonistically active bacterial strain 3K9 was isolated from the soil under the thickets of the invasive Heracleum sosnowskyi Manden. species. Identification of the 3K9 strain was performed using cultural morphological traits, as well as based on the analysis of a fragment of the 16S rRNA gene. The greatest similarity (98.54%) of the nucleotide sequence of the 3K9 strain to the nucleotide sequence of Streptomyces geldanamycininus NRRL 3602 (Accession number NCBI NR_043722.1) was established. Macbecin...

Reducing the emission of odorous substances in industrial pig breeding enterprises

Yu.N. Terentyev, N.V. Syrchina, T.Ya. Ashikhmina & L.V. Pilip
Pig-breeding enterprises are a source of intense odor pollution of atmospheric air. The enlargement of the existing complexes and construction of new ones leads to a significant exacerbation of the problem of odor pollution and numerous public complaints about the state of the environment. The current situation determines the high relevance and practical significance of research aimed at solving the problem of reducing the emission of odorous substances. The purpose of this work is the...

Carbon dioxide, heat and water vapor exchange in the boreal spruce and peatland ecosystems

S. V. Zagirova, O. A. Mikhailov & Ju. Schneider
The mass and energy exchange between the terrestrial ecosystem and the atmosphere depends on the structure and functioning of vegetation and soil cover. The aim of the work was to compare the ecosystem CO2 , heat and water vapor exchange in the old-growth spruce forest and meso-oligotrophic peatland, typical ecosystems of the middle taiga landscapes on the European Russia. The study was made by using the eddy-covariance method. In the warm period of the year,...

Комплексный подход в оценке экологического состояния городских почв

С.Г. Скугорева, Кутявина Т.И., С.Ю. Огородникова, Л.В. Кондакова, В.С. Симакова, А.Л. Блинова, Ю.Н. Зыкова, Л.И. Домрачева & Т.Я. Ашихмина
Впервые проведена оценка состояния городских почв вблизи одной из автомоек г. Кирова с использованием различных методов физико-химического, микробиологического анализа и фитотестирования. Полученные данные свидетельствуют о высоком уровне загрязнения почв нефтепродуктами, содержание которых превысило условно фоновое значение в 27–173 раза. Токсический эффект исследуемых урбанозёмов проявился в снижении каталазной активности, видового разнообразия фототрофов, диаметра колоний азотобактера, увеличении фитотоксичности по отношению к растениям ячменя и резком снижении численности живых клеток в популяции цианобактерии Nostoc paludosuт. Между данными показателями...

Registration Year

  • 2019
    21

Resource Types

  • Data Paper
    21

Affiliations

  • Institute of Biology of Komi Scientific Centre
    21
  • Vyatka State University
    14
  • Vyatka State Agricultural Academy
    5
  • Federal Agrarian Scientific Center of the North-East named after NV Rudnitsky
    3
  • Moscow State University of Geodesy and Cartography
    2
  • Syktyvkar State University
    2
  • All-Russian Research Institute of Agricultural Biotechnology Russian Academy of Agricultural Sciences
    1
  • University of Koblenz and Landau
    1
  • Russian Academy of Sciences
    1