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Wyszukujesz frazę "spruce bark beetle" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
Do czego służą badania na stałych powierzchniach w Białowieskim Parku Narodowym?
What is the use of studies carried out on the permanent plots in the Bialowieza National Park?
Autorzy:
Bobiec, A.
Powiązania:
https://bibliotekanauki.pl/articles/1294369.pdf
Data publikacji:
2016
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
lesnictwo
ekologia lasu
Bialowieski Park Narodowy
lasy
stale powierzchnie obserwacyjne
badania naukowe
ekosystemy lesne
dynamika ekosystemow
sukcesja naturalna
szkodniki roslin
kornik drukarz
gradacja
ecological disturbances
ecological history
plots’ representativeness
spatial scale
spruce bark beetle outbreak
stand
dynamics
Opis:
The purpose of the strictly protected area of the Białowieża National Park (BNP) established in early 1900s, was to protect a compact block of the Białowieża forest from any direct human influence and activity. Its founders considered it a “laboratory of nature.” In 1936, five rectangular plots with a total area of ca. 15.5 ha (ca. 0.3% of the BNP) were set up for regular monitoring of stand development with regards to the initial state and variability of soil conditions. During the first 76 years of the project, a steady increase in the proportion of hornbeam and lime tree at the expense of shade-intolerant species was observed. This trend has been interpreted by the researchers involved in the monitoring of the permanent BNP plots to constitute a biodiversity-threatening development caused by preservation efforts. Such an interpretation has been widely incorporated in the public debate by political authorities and the forestry sector. In this critical article I challenge the major arguments presented by the key expert in silviculture, prof. B. Brzeziecki. My criticism is directed at the methodological approach as well as at the data interpretation.
Źródło:
Leśne Prace Badawcze; 2016, 77, 4
1732-9442
2082-8926
Pojawia się w:
Leśne Prace Badawcze
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Problem masowego zamierania drzewostanów świerkowych w Leśnym Kompleksie Promocyjnym "Puszcza Białowieska"
Problem of a massive dying-off of Norway spruce stands in the 'Bialowieza Forest' Forest Promotional Complex
Autorzy:
Brzeziecki, B.
Hilszczański, J.
Kowalski, T.
Łakomy, P.
Małek, S.
Miścicki, S.
Modrzyński, J.
Sowa, J.
Starzyk, J.
Powiązania:
https://bibliotekanauki.pl/articles/985913.pdf
Data publikacji:
2018
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
lesnictwo
lesne kompleksy promocyjne
Lesny Kompleks Promocyjny Puszcza Bialowieska
drzewostany swierkowe
stan sanitarny
zagrozenia drzewostanow
szkodniki roslin
kornik drukarz
Ips typographus
dynamika populacji
gradacja
drewno martwe
grzyby patogeniczne
zagrozenie pozarowe
zamieranie lasow
norway spruce bark beetle infestation
białowieża forest
ecosystem stability
multifunctional forestry
natura 2000 plc200004
natural values
world heritage site
Opis:
The Białowieża Forest (BF) is in many respects an exceptional object, of a great importance for nature protection and forest management, at the international scale. The BF plays also a key role from the point of view of regional development and welfare of local community. In the last period, a big threat for multiple values of the BF has arisen, as a result of enormous bark beetle infestation, which started in 2012 and has killed 1.4 million m3 of spruce trees. In the paper, first, a brief overview of the general history of the BF and an account of long−term human impacts on its functioning and structure is provided. Next, the history of bark beetle infestations in the BF is analysed. It is shown that, in the period 1992−2007, the average volume of spruces killed by bark beetle amounted on average to 20,000 m3 of wood annually. During that period practically all dead trees were removed from the forest by means of salvation cuttings. Starting from 2008, more and more trees infested by European spruce bark beetle were left in the forest, in a result of a pressure exerted by environmental groups. In 2012, Minister of Environment decided to reduce the allowable cut, determined in forest management plans elaborated for the managed part of the BF, from 107,000 to 48,500 m3/year. This decision, along with several other regulations and restrictions, made in practice impossible to stop the development of a current bark beetle infestation, which started in 2011 and intensified during the next 6 years (solely in 2016 bark beetles killed 480,000 m3 of spruce trees). In the paper, the most important implications and consequences of the current situation are briefly summarized and discussed. A special attention is given to the problems concerning: 1) protection of Natura 2000 species and sites (endangered by bark beetle outbreak), 2) a negative influence of large amounts of spruce deadwood on forest soils, 3) threats caused by pathogenic fungi, 4) question of public safety, 5) fire hazard, and 6) economical dimension. The legal and socio−economical foundations of the functioning of Hajnówka, Browsk and Białowieża forest districts comprising the managed part of the BF, as well as their most important environmental and social consequences are discussed too. Among others, it is indicated that, under current conditions of the BF, human intervention plays a key role in maintaining stable and compositionally diverse woodland communities. Finally, several suggestions and recommendations are provided, aimed at, in the short term, breaking off the current bark beetle outbreak, and, in the long term, at maintaining a multifunctional character of the BF and its ability to provide all important ecosystem services on a sustainable basis.
Źródło:
Sylwan; 2018, 162, 05; 373-386
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zasięg występowania kornika zrosłozębnego Ips duplicatus C.R. Sahlb. (Col.: Scolytidae) w obszarach górskich południowej Polski
Distribution range of the double spined bark beetle Ips duplicatus C.R. Sahlb. (Col.: Scolytidae) in the mountain areas of southern Poland
Autorzy:
Grodzki, W.
Powiązania:
https://bibliotekanauki.pl/articles/1026588.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
zasieg pionowy
wystepowanie
kornik zroslozebny
szkodniki roslin
zasieg wystepowania
drzewostany swierkowe
lasy gorskie
Polska Poludniowa
lesnictwo
Ips duplicatus
ips duplicatus
bark beetle
norway spruce
mountains
pheromones
Opis:
A monitoring network was set up in 2002 in order to define the distribution range of Ips duplicatus in mountain Norway spruce stands in southern Poland. Borregard pipe traps baited with synthetic pheromone Duplodor (Chemipan, Poland) were installed on 70 locations situated above 600 m a.s.l. in Carpathians and Sudeten. The occurrence of I. duplicatus was confirmed in 17 locations in the western part of Carpathians, including those located around 1000 m a.s.l., while no beetles were caught in the eastern Carpathians nor in the Sudeten. The distribution range in Polish mountains is adjacent to those in northern Slovakia and northern Moravia (Czech republic).
Źródło:
Sylwan; 2003, 147, 08; 29-36
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Gradacyjne występowanie kornika drukarza Ips typographus (L.) (Col.: Curculionidae, Scolytinae) w aspekcie kontrowersji wokół Puszczy Białowieskiej
Mass outbreaks of the spruce bark beetle Ips typographus in the context of the controversies around the Bialowieza Primeval Forest
Autorzy:
Grodzki, W.
Powiązania:
https://bibliotekanauki.pl/articles/1294545.pdf
Data publikacji:
2016
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
lesnictwo
Puszcza Bialowieska
drzewostany swierkowe
swierk pospolity
Picea abies
szkodniki roslin
kornik drukarz
Ips typographus
wystepowanie
gradacja
zwalczanie szkodnikow
ochrona przyrody
ochrona lasu
bark beetle
Norway spruce
nature protection
Bialowieża Forest
Opis:
Spruce bark beetle Ips typographus (L.) (Col.: Curculionidae, Scolytinae) outbreaks occur in managed and protected forests alike, but although known of for a long time, management and control of this insect is a controversial subject due to the forests’ diverse nature and protection status. In this paper, an overview of the bark beetle, conditions leading to outbreaks, natural enemies and the efficiency of control measures is presented and put into perspective with regards to the current controversies concerning outbreak management. The Białowieża Primeval Forest is central to this discussion, because the area remains divided into parts with different nature protection statuses. Ideas concerning the current but also future outbreak progress and possible issues with the management of natural resources in this area are presented.
Źródło:
Leśne Prace Badawcze; 2016, 77, 4
1732-9442
2082-8926
Pojawia się w:
Leśne Prace Badawcze
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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