Results 41 to 50 of about 1,328 (196)

Spectral separability of bark beetle infestation stages: A single-tree time-series analysis using Planet imagery

Ecological Indicators, 2023
Bark beetles cause severe damage to European forests leading to impacts on many sectors, from the environmental to the economical. Timely mapping of the different stages of an attack is very important.
Michele Dalponte, Ruggero Cetto, Daniele Marinelli, Davide Andreatta, Cristina Salvadori, Francesco Pirotti, Lorenzo Frizzera, Damiano Gianelle   +7 more
doaj   +1 more source

Calculation procedure for RITY—A phenology model of Ips typographus

MethodsX, 2020
The RITY-2 phenology model was developed for the spatiotemporal simulation of the seasonal development of European spruce bark beetle, Ips typographus.
Nikica Ogris
doaj   +1 more source

Normalized Projected Red & SWIR (NPRS): A new vegetation index for spruce bark beetle attack detection

, 2020
Due to the ongoing global warming, European spruce bark beetles has become a serious threat to the spruce forests in Europe and caused serious environmental and economic issues. This study proposes a new vegetation index, Normalized Projected Red & SWIR (
Lindberg, Eva,, Sveriges lantbruksuniversitet., Persson, Henrik,, Huo, Langning,   +3 more
core   +1 more source

Data_Sheet_1_Acute Drought Is an Important Driver of Bark Beetle Infestation in Austrian Norway Spruce Stands.docx

, 2020
Infestations by the Eurasian spruce bark beetle, Ips typographus have recently caused peaks in Norway spruce mortality in Central European forests.
Sigrid Netherer (8540919), Bernd Panassiti (2930799), Josef Pennerstorfer (8540922), Bradley Matthews (8540925)   +3 more
core   +1 more source

Natural disturbances in the forests and bark beetle outbreaks over the period 2015-2024 in the Rhodope Mountains, Bulgaria [PDF]

Silva Balcanica
Damage caused by abiotic factors (snowfalls, snowbreaks, windfalls and windbreaks) and by bark beetle outbreaks was studied over the period 2015-2024 on the territory of four State Forest Enterprises (SFEs) and two State Hunting Enterprises (SHEs) at the
Zdravko Bakalov, Sevdalin Belilov, Margarita Georgieva, Georgi Georgiev   +3 more
doaj   +3 more sources

Temporal variations in English Populations of a forest insect pest, the green spruce aphid (Elatobium abietinum), associated with the North Atlantic Oscillation and global warming

, 2007
Based on an exceptionally long modern ecological dataset (41 years), it has been possible to show that warm weather in England associated with a positive North Atlantic Oscillation (NAO) index causes the spring migration of the green spruce aphid ...
Harrington, R., Leroy, S. A. G., Suzanne A.G. Leroy, Westgarth-Smith, Angus R., Harrington, Richard, Collins, Philip E.F., Westgarth-Smith, AR, Leroy, S.A.G., Richard Harrington, Angus R. Westgarth-Smith, Collins, P.E.F., Westgarth-Smith, A. R., Philip E.F. Collins, Leroy, Suzanne A.G., Leroy, SAG, Collins, PEF, Harrington, R, Westgarth-Smith, Angus, Collins, P. E. F.   +18 more
core   +1 more source

European Spruce Bark Beetle and Conflicting Ecological Consciousness in the Białowieża Forest

Tautosakos darbai, 2018
The article analyzes ideological basis for the ongoing ecological / political conflict in Białowieża Forest, Poland, and the way ideologies affect lives of the local inhabitants. The said conflict is at least partially caused by the recent spread of the European spruce bark beetle (Ips Typographus). This forest once used to be the royal hunting grounds
openaire   +1 more source

Stump and Site Factor Analysis After Sanitary Logging of Bark Beetle-Infested Forests

South-East European Forestry
Coniferous forests cover 41% of Bosnia and Herzegovina, with Norway spruce (Picea abies) being an ecologically and economically important species. Bark beetles, especially the European spruce bark beetle (Ips typographus), pose a major threat, often ...
Naida Gadžo, Osman Mujezinović, Damir Prljača, Sabina Mahmutović, Milan Pernek, Kenan Zahirović, Sead Ivojević, Mirza Dautbašić   +7 more
doaj   +1 more source

Environmental drivers influencing the ambrosia beetle community: The primary role of geographic and climatic drivers in chestnut‐growing areas

Agricultural and Forest Entomology, EarlyView.
Ethanol‐baited traps were placed in cultivated chestnut orchards (a) and mixed environments with assorted tree composition (b), over a 2‐year monitoring period in two valleys (NW Italy). A total of 118,286 ambrosia beetles was collected, representing six species.
Eleonora Vittoria Fontana, Chiara Ferracini   +1 more
wiley   +1 more source

Population dynamics of tree-killing bark beetles [PDF]

, 2010
During outbreak periods, the European spruce bark beetle and the North American mountain pine beetle are able to kill millions of coniferous trees. Throughout the 20th century, six outbreaks have occurred in Sweden and four in British Columbia, with ...
Kärvemo, Simon
core