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Wyszukujesz frazę "small mammals" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Changes in leptospirosis etiology in animals and humans
Autorzy:
Vasylieva, Natalia
Andreychyn, Mykhaylo
Kravchuk, Yulia
Chervinska, Оlena
Iosyk, Iaryna
Powiązania:
https://bibliotekanauki.pl/articles/989991.pdf
Data publikacji:
2017
Wydawca:
Instytut Medycyny Wsi
Tematy:
morbidity
leptospirosis
farm animals
source of infection
small mammals
Opis:
Introduction. Leptospirosis is endemic in Ternopil region. In Ukraine, the disease is registered in almost all regions, including the Ternopil region. The aim of the research is to study the regularities of epidemic and epizootic processes of leptospirosis, and the circulation of its pathogens among different sources (small mammals, animals) and humans. Materials and method. Etiologic spectrum of leptospirosis registered in Ternopil region in 1972–2016 among small mammals, farm animals and sick people was studied. Results. Due to the analysis of pathogens circulation among different sources (small mammals, animals), as well as the annual morbidity in humans, it was proved that new leptospira serovars are endemic and brought into the regions mostly by farm animals. Farm animals introduce the infection to humans through the environment, sometimes within 3–5-years. The spread was observed of pathogen serovars, which are new in certain areas, among all types of mouse-like small mammals and rats. It was established that livestock and small mammals are parallel reservoirs. Conclusions. In the regions with endemic species, the structural modification in the etiology of leptospirosis in humans is caused by additional reservoirs among animals, as well as the circulation of other pathogen serovars that were absent in the main natural reservoir, i.e. mouse-like small mammals and rats. The constant monitoring of the population, contamination and carrier state of mouse-like small mammals, rats and farm animals, is required In order to predict the future epidemiological situation on leptospirosis among the population and to improve leptospirosis diagnosis.
Źródło:
Annals of Agricultural and Environmental Medicine; 2017, 24, 4
1232-1966
Pojawia się w:
Annals of Agricultural and Environmental Medicine
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Czasowa i przestrzenna aktywność nornicy rudej Myodes (Clethrionomys) glareolus i myszy leśnej Apodemus flavicollis w siedlisku grądowym Puszczy Białowieskiej
Temporal and spatial activity of bank vole Myodes (Clethrionomys) glareolus and yellow-necked mouse Apodemus flavicollis in an oak-hornbeam habitat of the Bialowieza Forest
Autorzy:
Kołakowski, M.
Jancewicz, E.
Kielan, E.
Powiązania:
https://bibliotekanauki.pl/articles/985864.pdf
Data publikacji:
2018
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
Puszcza Bialowieska
siedliska gradowe
runo lesne
drobne ssaki
nornica ruda
Clethrionomys glareolus
mysz lesna
Apodemus flavicollis
aktywnosc dobowa
aktywnosc przestrzenna
activity patterns
microhabitat factors
rodents
small mammals
Opis:
The aim of the study was to investigate the pattern of daily activity and connections between daily and spatial activity in relation to the forest undergrowth phytocenosis of the two most common rodent species – bank vole Myodes (Clethrionomys) glareolus (Cricetidae) and yellow−necked mouse Apodemus flavicollis (Muridae). The research was carried out in July 2017 in the oak−hornbeam habitat in the Browsk Forest District in the northern part of the Białowieża Forest. For rodents catching and vegetation evaluation the 1 ha study plot was divided into 100 squares of 10×10 m. Catches were made according to the catch−mark−release method. Wooden live traps (with bait and food for caught animals in the form of the grains of cereals, juicy fruits and aromatic fat) were set in the center of each square. The traps were controlled during 4 days at 3−hour intervals (0 a.m., 3 a.m., 6 a.m., 9 a.m., 12 p.m., 3 p.m., 6 p.m. and 9 p.m.). Traps occupied by rodents were marked with colored adhesive cards according to the established code. Twice a day – at 6 a.m. and 6 p.m. caught rodents were identified to the species and released next to the traps. The catch time was recorded. In total, 151 catches were registered. The daily activity of rodents was determined based on the total catches into assumed time intervals and at different times of the day (day, night, dawn/twilight). We provided a detailed description of undergrowth features of the area where rodents were caught. In each square we assessed the dominant species (on this basis the plants communities were established), the average height of vegetation and the degree of soil coverage with plants (undergrowth density). Collected data were used to the interpretation of the spatial activity of rodents in relation to the different undergrowth characteristics. The bank vole was distinguished by an even, day−and−night activity rhythm, while the yellow−necked mouse by monophasic – remarkably nocturnal activity. The dependence of the phytocenosis characteristics and spatial distribution of rodents was revealed for the daily activity of bank vole and twilight−dawn activity of both species. At dawn and dusk voles and mice were active in places with high vegetation. The density of undergrowth was the most important feature for bank voles during the day.
Źródło:
Sylwan; 2018, 162, 12; 1029-1037
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Nowe stanowisko zębiełka karliczka Crocidura suaveolens w Staromieściu (województwo śląskie) na granicy zasięgu
New locality of Crocidura suaveolens in Staromieście (śląskie voivodeship) on the border of the species range
Autorzy:
Lesiński, G.
Powiązania:
https://bibliotekanauki.pl/articles/2090126.pdf
Data publikacji:
2021
Wydawca:
Mazowiecko-Świętokrzyskie Towarzystwo Ornitologiczne
Tematy:
small mammals
Soricomorpha
distribution
owl diet
Polska
Opis:
Five individuals of the Lesser White-toothed Shrew Crocidura suaveolens were found in the pellets of the Barn Owl Tyto alba in Staromieście (śląskie voivodeship, 50.67oN, 19.61oE). This material was collected on 30 August 2009 and contained 472 vertebrate prey items. This new locality determines the northern border of the Lesser White-toothed Shrew range in Poland.
Źródło:
Kulon; 2021, 26; 75-77
1427-3098
Pojawia się w:
Kulon
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wpływ gospodarki leśnej na na wybrane gatunki małych ssaków
Influence of forest management on ground-dwelling small mammals
Autorzy:
Bogdziewicz, M.
Powiązania:
https://bibliotekanauki.pl/articles/991453.pdf
Data publikacji:
2013
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
gospodarka lesna
pozyskiwanie drewna
rebnie zupelne
oddzialywanie na zwierzeta
drobne ssaki
ryjowka aksamitna
Sorex araneus
ryjowka malutka
Sorex minutus
nornica ruda
Clethrionomys glareolus
nornik bury
Microtus agrestis
nornik zwyczajny
Microtus arvalis
mysz lesna
Apodemus flavicollis
mysz zaroslowa
Apodemus sylvaticus
liczebnosc
small mammals
forest management
clear−cutting
harvesting
Opis:
Maintaining biological diversity is one of the main goals of modern forestry. To reach this objective we need to know how management practices affect forest species. This study summarizes the results published in papers on the influence of clear−cutting on small mammals. Most of the studied species increased in abundance on clear−cuts. The response of voles (Microtus agrestis and M. arvalis) was uniformly positive. Mice (Apodemus flavicollis and A. sylvaticus) and shrews (Sorex araneus and S. minutus) varied in their responses but generally their number increased on clear−cuts. Bank voles (Myodes glareolus) appeared to be associated with the heterogeneity of habitat rather than with the age of forest stands per se. Nevertheless, our knowledge on the effects of forest management on small mammals is far from complete. In particular, there are almost no studies on the subject conducted in Western Europe or concerning management practices other than clear−cutting.
Źródło:
Sylwan; 2013, 157, 07; 546-552
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wpływ pożaru na populacje drobnych ssaków terenów otwartych - przegląd literatury
Effect of fire on small mammals in open ecosystems - a systematic review
Autorzy:
Borowski, Zbigniew
Powiązania:
https://bibliotekanauki.pl/articles/29519632.pdf
Data publikacji:
2023
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
small mammals
fire
disturbance
rodents
open habitats
fire ecology
prescribed burning
biodiversity
regeneration
drobne ssaki
pożar
zaburzenie
gryzonie
otwarte środowiska
ekologia pożaru
wypalanie
różnorodność biologiczna
regeneracja
Opis:
Fire is a disturbance that influences global ecosystem structure and function. It is also widely used as a management tool to achieve conservation goals. Wildfires can have highly destructive effects on habitats and their biota. Non-volant animals, such as small mammals, are among the most vulnerable to fire. To date, little is known about the reaction of these animals to fire events in fire-adepted, fast-recovering habitats. Here, we present a systematic literature review to analyse and evaluate the impact of fire on small mammals in open habitats. Most studies were carried out in the New World (Australia, North and South America) in fire-prone habitats. Most of them (74%) focused on forests, and only a quarter (26%) were conducted in habitats with herbaceous vegetation. These 15 articles formed the basis for analysing the response of small mammals living in open areas to fire disturbance. Surprisingly, the effects of fire were of short duration (less than one year) in most studies, and the regeneration of small mammal communities was related to the rate of regeneration of vegetation cover and habitat structure. A crucial factor was fire intensity; the highest diversity of small mammals was associated with low-intensity fires, that resulted in unburned habitat patches (so-called microrefugia). In open areas such as pastures, prairies and meadows, small mammals can survive fires in shelters such as burrows. This systematic review demonstrates that there is a continued focus almost exclusively on fire-prone habitats, whereas due to global change, fire disturbances will be more common and severe in "fire naive" ecosystems in boreal and temperate zones. Significant gaps in the understanding of the recovery ecology of small mammals in open habitats after fires have been identified. Future research should focus on how individual traits of small mammals affect their settling success in burnt
Źródło:
Leśne Prace Badawcze; 2023, 83; 77-87
1732-9442
2082-8926
Pojawia się w:
Leśne Prace Badawcze
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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