Results 101 to 110 of about 125,951 (234)

Effect of climate and air pollution on radial growth of mixed forests: Abies alba Mill. vs. Picea abies (L.) Karst.

open access: yesCentral European Forestry Journal, 2020
Norway spruce (Picea abies [L.] Karst.) and silver fir (Abies alba Mill.) are main tree species of Central Europe that are currently highly vulnerable in times of global climate change.
Mikulenka Petr   +7 more
doaj   +1 more source

Struktura, razvoj in rast prebiralnih gozdov v raziskovalnem objektu Granata [PDF]

open access: yes, 2017
The Granata research site was established for the study of structure, growth and regeneration of silver fir-European beech single stem selection forest.
Bončina, Andrej, Reščič, Matej
core  

A History of the Eastern Larch Beetle, \u3ci\u3eDendroctonus Simplex\u3c/i\u3e (Coleoptera: Scolytidae), in North America [PDF]

open access: yes, 2017
The eastern larch beetle, Dendroctonus simplex, is reputedly a secondary pest but may attack and kill tamarack and ornamental larches throughout Canada, the northeastern United Stales, and Alaska. Isolated infestations of this pest have been reported for
Langor, D. W, Raske, A. G
core   +2 more sources

Directed Communication in Theta and Alpha Networks Supports Content Handling in Working Memory

open access: yesHuman Brain Mapping, Volume 47, Issue 7, May 2026.
We examined mental rotation and delineated the role of directed communication in theta and alpha band activity in cortical networks. ABSTRACT Executive functions enable flexible control of behavior by dynamically coordinating perception, memory, and action.
Julia Elmers   +2 more
wiley   +1 more source

Correlation of Habitat and Structural Factors with Dieback and Nutrition of Silver Fir (Abies alba Mill.) in Gorski Kotar

open access: yesCroatian Journal of Forest Engineering, 2011
Dieback of silver fir in Croatia, especially in the Dinaric part, is associated with complex changeable effects of abiotic and biotic factors. In industrial forests, the volume of dieback trees or volume of trees cut down in salvage cutting is most often
Ivica Tikvić   +2 more
doaj  

Natural forests health assessment in ‘Parangalitsa’ Reserve, Rila Mountain [PDF]

open access: yesSilva Balcanica
Health status assessment and monitoring in natural forest stands were conducted in 2024 in the ‘Parangalitsa’ Reserve (Rila Mountain, Southwest Bulgaria).
Margarita Georgieva   +2 more
doaj   +3 more sources

Epiphytic lichens in fir forests at the Taubenberg [PDF]

open access: yes, 2006
Die tannenreichen Wälder des Taubenbergs wurden stichprobenhaft auf epiphytische Flechten (und Moose) untersucht, wobei getrennte Listen für die unterschiedlichen Baumarten (Tanne, Buche, Fichte und Nebenbaumarten) sowie die unterschiedlichen Standorte ...
Brackel, Wolfgang von
core  

Sample Preparation and Separation of Lignans by Liquid Chromatography

open access: yesJournal of Separation Science, Volume 49, Issue 5, May 2026.
ABSTRACT Lignans are important phytochemicals found mostly in the resins of coniferous trees, but are also introduced into human diets through foods such as sesame seeds and extra‐virgin olive oil. They are pharmacologically interesting mainly because of their antioxidant activities, and they have also been shown to have cytotoxic and antimicrobial ...
Miikka Paloluoto, Susanne K. Wiedmer
wiley   +1 more source

Place attachment and attitudes to landscape change for tree planting and net zero

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1280-1296, May 2026.
Abstract To reach net zero by 2050 the Paris Agreement on Climate Change recommended tree cover expansion and tree planting to support Nationally Determined Contributions. We use place attachment in the context of historical events to explore landscape change and attitudes towards tree planting.
Sheena Carlisle   +6 more
wiley   +1 more source

Simultaneous measurement of circular dichroism and Faraday rotation at terahertz frequencies using heterodyne detection

open access: yes, 2010
A far-infrared system measures the full complex Faraday angle, rotation as well as ellipticity, with an unprecedented accuracy of 10\,$\mu$rad/T. The system operates on several far-infrared laser lines in the spectral range from 0.3 to 6 THz and produces
Drew, H. D.   +2 more
core   +1 more source

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