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Wyszukujesz frazę "indicator species" wg kryterium: Wszystkie pola


Wyświetlanie 1-10 z 10
Tytuł:
Dzięcioł czarny jako gatunek wskaźnikowy w wielofunkcyjnej, trwale zrównoważonej gospodarce leśnej
Black woodpecker as an indicator species for multifunctional permanently sustainable forest management
Autorzy:
Zawadzki, G.
Powiązania:
https://bibliotekanauki.pl/articles/979318.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
secondary cavity nesters
indicator species
multifunctional suitable forest management
dryocopous martius
Opis:
Modern multifunctional forest management needs indicators showing the state of forest environment. Commonly used solution is monitoring of the abundance of species with specific environmental requirements. This paper analyses the possibility of use of the biggest European woodpecker (Dryocopus martius) as forest management quality indicator. The black woodpecker resides in all types of forest sites. The species prefers big thick trees as a nest trees, its cavities were mainly made in birches Betula sp. in Western and Southern Europe, Scots pines Pinus sylvestris in Middle and Eastern Europe and aspens Populus tremula in Northern Europe. The black woodpecker, excavating large−sized breeding cavities, is defined as a key species due to the creation of breeding sites for large secondary cavity−nesters. Because of the breeding requirements, black woodpecker can also be treated as an umbrella species for organisms associated with old trees. The way of feeding of that species shows a strong connection with the availability of dead wood. The black woodpecker is a sedentary species, which means that it is highly depended on the structure of the forest and quickly responds to changes caused by forest management. Because of the habitat requirements and relationships with other species, as well as the wide geographical range, it is a good indicator species for multifunctional suitable forest management. It can also act as a keystone species for secondary cavity nesters and umbrella species for organisms associated with old, dying trees.
Źródło:
Sylwan; 2020, 164, 07; 604-615
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Puszcza Borecka jako cenna ostoja ptaków leśnych
The Borki Primeval Forest as an important forest bird area
Autorzy:
Rakowski, G.
Powiązania:
https://bibliotekanauki.pl/articles/1312396.pdf
Data publikacji:
2015
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
lasy
Puszcza Borecka
ostoje zwierzyny
fauna
ptaki
ptaki legowe
wykaz gatunkow
the Borki Primeval Forest
avifauna
important bird areas
forest birds
natural forests
indicator species
Opis:
This paper presents an overview of bird research carried out in the Borki Primeval Forest during the last 30 years. The Borki Primeval Forest can be considered as one of the most important forest bird sites in Poland. Its avifauna comprises 139 breeding species, including 11 rare and endangered species listed in the Polish Red Data Book of Animals as well as 30 species listed in Annex I of the EU Birds Directive. Despite its relatively small area, the Borki Primeval Forest holds at least 1% of Polish breeding population of as many as 12 bird species . For seven out of these species it is one of the most important breeding sites in the country. The avifauna of the Borki Primeval Forest consists mostly of typical forest birds including 24 indicator species which are associated with natural forests. The richness of bird species in the Borki Primeval Forest and the abundance of several valuable groups of breeding species are the result of a high landscape and habitat diversity as well as a relatively small anthropopression combined with a high degree of naturalness of forest stands.
Źródło:
Leśne Prace Badawcze; 2015, 76, 1; 88-107
1732-9442
2082-8926
Pojawia się w:
Leśne Prace Badawcze
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Ptaki jako gatunki wskaznikowe dla planowania gospodarki lesnej w obszarach Natura 2000 na przykladzie buczyn w Lagowskim Parku Krajobrazowym
Birds as indicator species for forest management planning in Natura 2000 sites on example of beech forest in Lagowski Landscape Park
Autorzy:
Jermaczek, D.
Powiązania:
https://bibliotekanauki.pl/articles/880805.pdf
Data publikacji:
2006
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Leśny Zakład Doświadczalny. Centrum Edukacji Przyrodniczo-Leśnej w Rogowie
Tematy:
ochrona przyrody
Europejska Siec Ekologiczna Natura 2000
obszary chronione
Specjalne Obszary Ochrony Siedlisk
Buczyny Lagowsko-Sulecinskie
Lagowski Park Krajobrazowy
ptaki
gatunki wskaznikowe
mucholowka mala
Ficedula parva
siniak
Columba oenas
dzieciol czarny
Dryocopus martius
bocian czarny
Ciconia nigra
puchacz
Bubo bubo
bielik
Haliaeetus albicilla
monitoring
Źródło:
Studia i Materiały Centrum Edukacji Przyrodniczo-Leśnej; 2006, 08, 4[14]; 263-274
1509-1414
Pojawia się w:
Studia i Materiały Centrum Edukacji Przyrodniczo-Leśnej
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wpływ zróżnicowania mikrosiedliskowego boru świeżego na liczebność odnowienia naturalnego sosny zwyczajnej (Pinus sylvestris L.)
The influence of microsite diversity of fresh coniferous forest on number of Scots pine [Pinus sylvestris L.] natural regeneration
Autorzy:
Gmyz, R.
Skrzyszewski, J.
Powiązania:
https://bibliotekanauki.pl/articles/1009508.pdf
Data publikacji:
2010
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
drzewa lesne
sosna zwyczajna
Pinus sylvestris
odnowienia naturalne
siewki
naloty
podrost
warunki mikrosiedliskowe
bor swiezy
pinus sylvestris
natural regeneration
forest floor vegetation
indicator species
microsite diversity
Opis:
The paper analyses the relationships between the microsite diversity of fresh coniferous forest and the number of Scots pine (Pinus sylvestris L.) seedlings from natural regeneration. The competition of forest floor vegetation (mainly of Vaccinium myrtillus) was found to be the decisive factor of pine regeneration. Lichens, especially Cladonia arbuscula and C. rangiferina, as well as mosses, e. g. broom moss (Dicranum scoparium) and pincushion moss (Leucobryum glaucum), can be regarded as the indicator species for the microsite suitable for pine regeneration.
Źródło:
Sylwan; 2010, 154, 03; 173-181
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wpływ suszy na ściółkowo-glebowe zgrupowania skoczogonków (Collembola, Hexapoda) w lesie mieszanym
Influence of drought on epigeic soil collembolan communities (Hexapoda) of moderately humid mixed deciduous forest
Autorzy:
Sławska, M.
Sławski, M.
Powiązania:
https://bibliotekanauki.pl/articles/987116.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
lasy mieszane
sciolka lesna
gleby lesne
owady
skoczogonki
Collembola
zgrupowania zwierzat
bogactwo gatunkowe
liczebnosc
czynniki klimatyczne
susza
wysokie temperatury
niedobor opadow
soil fauna
mature forest
young plantation
precipitation paucity
indicator species
Opis:
The resilience of forest ecosystems to climate changes such as elevated temperature and frequent drought episodes, strongly depends on how the soil subsystems and its inhabitants responds to these perturbation. The epigeic soil Collembola communities of mature mixed deciduous forest and adjacent young plantation on moderately humid soil were compared in two consecutive years, out of which the second one was marked by significant deficiency of precipitation in growing− −season. The study plots were established on the area of experimental forests of Warsaw University of Life Science−SGGW in Rogów (central Poland). The objectives of the study was to assess the sensitivity of forest Collembola communities to drought stress and to check if the reaction depends on stand age. We also aimed to test if an indicator species of climate changes can be appointed. The results showed that three months drought episode had negative impact on forest Collembola communities of mature stands, while communities of young plantation were not affected. The reduction of total abundance of Collembola and clear changes in communities structure in mature stand was detected in the year of lower precipitation. The Collembola communities of young plantation were also significantly transformed, but in result of clear cutting and soil preparation. Therefore, the successional changes were the most evident process in these communities and there were no signs of drought influence. Among the most numerous species in Collembola communities of mature forest Isotomiella minor was appointed as an indicator of drought, because its abundance was drastically reduced in the year of lower precipitation. The small number of specimen of this species in young plantation may also prove its sensitivity to deficiency of humidity in soil. The significantly negative response to drought episode was documented also for Psuedosinella horaki, Micraphorura absoloni and Megalothorax minimus. Our study provided strong evidence that the drought, which lasted only three months, had a detrimental effect on forest Collembola commu− nities.
Źródło:
Sylwan; 2017, 161, 01; 71-80
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Porosty – wskaźniki niżowych lasów puszczańskich w zespołach leśnych rezerwatu "Las Warmiński" (Nadleśnictwo Nowe Ramuki)
Lichens – indicators of lowland old-growth forests in forest communities of the "Las Warminski" nature reserve (Nowe Ramuki Forest District)
Autorzy:
Kubiak, D.
Sucharzewska, E.
Powiązania:
https://bibliotekanauki.pl/articles/1008718.pdf
Data publikacji:
2012
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
rezerwaty przyrody
rezerwaty lesne
Nadlesnictwo Nowe Ramuki
rezerwat Las Warminski
lasy puszczanskie
porosty
Lichenes
gatunki wskaznikowe
wykaz gatunkow
liczba gatunkow
ochrona bioroznorodnosci
lichens
lichenized fungi
old−growth forest
indicator species
poland
Opis:
The paper presents the list of lichens – indicators of lowland old−growth forests in Poland recorded in the ‘Las Warmiński’ nature reserve (N Poland). The reserve covers an area of 1,798 ha and protects most of the natural forest communities typical for this part of the country. 30 recorded indicator species allows to classify the object to the nationally important forest lichen refugia.
Źródło:
Sylwan; 2012, 156, 08; 627-636
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Rośliny starych lasów w wyspach leśnych na obszarze gminy Uniejów
Ancient woodland plants in forest islands in the Uniejów municipality
Autorzy:
Chmielecki, Błażej
Kucharski, Leszek
Powiązania:
https://bibliotekanauki.pl/articles/28408287.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
gatunki wskaźnikowe
stare lasy
wyspy leśne
gmina Uniejów
indicator plant species
ancient woodland
forest islands
Uniejów municipality
Opis:
Gmina Uniejów to obszar rolniczy – ponad 80% jej powierzchni stanowią użytki rolne, a lesistość wynosi obecnie 10,6%. Jest to teren ubogi w lasy, które na obszarze gminy są w znacznym stopniu rozdrobnione, a ich roślinność antropogenicznie zaburzona. Brakuje większych kompleksów leśnych. W latach 2021–2022 przeprowadzono inwentaryzację flory w 33 wybranych losowo wyspach leśnych, których powierzchnia była mniejsza niż 10 ha. Oceniono przyrodniczą wartość badanych obiektów, wykorzystując gatunki wskaźnikowe („rośliny starych lasów”). W badanych wyspach leśnych odnotowano 21 gatunków roślin typowych dla starych lasów. W najbogatszym florystycznie obiekcie stwierdzono 10 gatunków wskaźnikowych dla starych lasów, a w najuboższych tylko po dwa tego typu taksony. Wyspy leśne gminy Uniejów cechują się małą liczbą gatunków typowych dla starych lasów. W większości są to obiekty wtórne na gruntach użytkowanych w przeszłości rolniczo.
Uniejów agricultural landscapes dominate in the Uniejów municipality as farmland takes up more than 80% of the area, while woodland constitutes only 10.6% and is reduced to separate small wooded patches (islands) with anthropogenically impaired flora. No larger forest tracts survived there. In the years 2021–2022, the flora of 33 randomly chosen forest islands (less than 10 ha) was examined and listed, focusing particularly on species belonging to the group of “ancient woodland indicators”. Altogether 21 species of plants typical of old forests were identified in the area, out of which 10 species were found in the “richest” forest patch and only two in the poorest one. Generally, forest islands in the Uniejów municipality contain few species confined to old forests. The islands represent mostly recent secondary woods on the formerly agricultural land.
Źródło:
Biuletyn Uniejowski; 2023, 12; 7-29
2299-8403
Pojawia się w:
Biuletyn Uniejowski
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Różnorodność gatunkowa jako wskaźnik przemian roślinności w bieszczadzkiej kwaśnej buczynie górskiej
Plant species diversity as an indicator of vegetation changes in acidophilous mountain beech forest
Autorzy:
Durak, T.
Powiązania:
https://bibliotekanauki.pl/articles/973949.pdf
Data publikacji:
2011
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
Bieszczady Zachodnie
leśnictwo
zbiorowiska leśne
zmiany użytkowania
kwaśna buczyna górska
runo leśne
róznorodność gatunkowa
wskaźnik równomierności
liczba gatunków
wskaźnik Shannona H
diversity indices
evenness index
changes in forest
forest regeneration
eastern carpathians
Opis:
The intensity of disturbance plays a key role in shaping the biodiversity and hence it is a good tool for assessing community changes occurring in the Western Bieszczady, an area depopulated after World War II. Based on sampling of acidophilous mountain beech forest phytocoenosis repeated after 50 years, an analysis of plant biodiversity changes was conducted. The study focused on changes in the number of species, Shannon’s indicator, spatial distribution and coverage of specific ecological groups of species. The results confirm an undergoing process of regeneration of straitened phytocoenoses from 1958−1961, in which a slow improvement of the trophic conditions can be observed.
Źródło:
Sylwan; 2011, 155, 12; 843-850
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Nowe stanowiska derenia rozłogowego Cornus sericea L. w otulinie rezerwatu przyrody Skarpa Ursynowska w Warszawie
New localities of Cornus sericea L. in the buffer zone of the Skarpa Ursynowska nature reserve in Warsaw
Autorzy:
Zaniewska, E.
Kwasny, L.
Powiązania:
https://bibliotekanauki.pl/articles/2136063.pdf
Data publikacji:
2021
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
gatunki obce
deren rozlogowy
Cornus sericea
wystepowanie
ekologiczne liczby wskaznikowe
nowe stanowiska
otulina
rezerwat Skarpa Ursynowska
alien species
ecological indicator values
wetland
invasive species
central Poland
Opis:
Red osier dogwood Cornus sericea L. is a species native to North America, but spreading in Europe. It has been classified a kenophyte in Poland and is considered invasive. However, knowledge on its distribution is insufficient and lacking entirely for many parts of the country. Therefore, the aims of this study were to document stands of C. sericea in the buffer zone of the Skarpa Ursynowska nature reserve in Warsaw, to provide new information on morphological features that were inconsistently reported in the literature, and to summarise the known distribution of this species in the mazovian voivodeship. Field studies were carried out in 2021 within six new stands of C. sericea located in the buffer zone of Skarpa Ursynowska. The work included phytosociological relevés and measurement of the following parameters: length of leaves (blade and petiole) and the maximum height of plants. Based on the herb layer species found in the phytosociological relevés, ecological indicator values were calculated in order to determine habitat conditions. The distribution of the species in the mazovian voivodeship was then mapped by means of the ATPOL cartogram method. In the vicinity of the Skarpa Ursynowska, C. sericea occurred in scrub communities and at the early successional stages of forest development that is in habitats with favourable light conditions, sufficient humidity and fertility. The presence of a number of additional alien species was also a characteristic feature of the stands. C. sericea individuals identified in this survey were tall and showed almost no tendency to creep, most likely due to the favourable light conditions. Their leaves were larger (average length 189.2 mm) compared to published data, but the shape of the seeds was characteristic for the species. This is the first re- port of spontaneous occurrence of this species in Warsaw. The largest known concentration of C. sericea stands in the mazovian voivodeship was documented west of Warsaw and includes the Kampinos National Park. However, the small number of existing reports indicates that documentation of this species’ distribution in the region is still insufficient.
Źródło:
Leśne Prace Badawcze; 2021, 82, 3; 117-126
1732-9442
2082-8926
Pojawia się w:
Leśne Prace Badawcze
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wpływ zrębu zupełnego i sztucznego odnowienia sosną na skład roślinności boru świeżego w Puszczy Białowieskiej
The effect of clear cutting and artificial regeneration with pine on species composition of fresh coniferous stands in the Bialowieza Primeval Forest
Autorzy:
Sokołowski, A.W.
Paluch, R.
Powiązania:
https://bibliotekanauki.pl/articles/1018579.pdf
Data publikacji:
2006
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
odnowienia sztuczne
roslinnosc
sklad gatunkowy
odnowienia lasu
bor swiezy
lesnictwo
zrab zupelny
Puszcza Bialowieska
bor brusznicowy
fresh coniferous vaccinio vitis−idaeae – pinetum association
clear cutting
ecological indicator value
Opis:
The paper discusses the impact of clear−cutting and artificial regeneration on species composition of the fresh coniferous Vaccinio vitis−idaeae – Pinetum association Sokoł. 1981. The studies were conducted in the maturing artificially established stands (of 55−77 years) and 150−180 year−old natural old−growth stands in the Polish and Belarusian part of the Białowieża Primeval Forest. No quantitative and qualitative differences were found in species composition and structure between the two groups of stands. The lack of significant differences between the two development stages was ascertained using ecological indicator values. In the maturing stands the non−forest species were not found, and all species (so−called euphytes??), characteristic of the Vaccinio vitis−idaeae – Pinetum association, were already present there. This means that the use of a clear cutting system emulating the catastrophic natural disturbance pattern of forest dynamics in this association did not entail permanent changes in the ground vegetation.
Źródło:
Sylwan; 2006, 150, 10; 12-19
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-10 z 10

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