Results 71 to 80 of about 1,577 (193)

Population structure, genetic diversity and evolutionary history of the narrow endemic squirrel Sciurus meridionalis

open access: yesGlobal Ecology and Conservation
Endemic species and their genetic diversity are critical components of global biodiversity, yet they usually face a higher risk of decline and extinction than species with broader distributions.
Roberta Bisconti   +4 more
doaj   +1 more source

The Mahogany Peaks fault, a late Cretaceous-Paleocene(?) normal fault in the hinterland of the Sevier orogen [PDF]

open access: yes, 1998
The contact separating Ordovician rocks from the underlying lower part of the Raft River Mountains sequence, northwestern Utah, is reinterpreted as a large-displacement low-angle normal fault, the Mahogany Peaks fault, that excised 4-5 km of structural ...
Hanson, Lori M.   +5 more
core   +1 more source

Risultati di prove di diradamento in rimboschimenti di pino laricio

open access: yesAnnals of Silvicultural Research, 2009
Results of thinning trials for artificial stands of calabrian pine. The results of thinning trials carried out in plantations (aged 45) of Pinus nigra laricio Calabrica, at an intermediate stand development between the adolescent and the high forest, are
Silvano Avolio, Vincenzo Bernardini
doaj   +1 more source

Seismotectonics of the Padanian region and surrounding belts: which driving mechanism? [PDF]

open access: yes, 2016
It is argued that the complex tectonic pattern observed in the study area can plausibly be explained as an effect of the kinematics of the Iberia and Adria blocks, induced by the NNE ward motion of Africa and the roughly westward motion of the ...
Babbucci, Daniele   +4 more
core   +1 more source

Tree number estimation with the use of VHR natural colour orthophotos over a heterogeneous landscape in northern Greece [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Spatial explicit knowledge regarding the quantity and the spatial distribution of forest parameters is crucial for sustainable forest management, as well as in fulfilling national reporting needs in the framework of international treaties (i.e.
P. Stournara   +5 more
doaj   +1 more source

Growing old in a transnational social field: belonging, mobility and identity among Italian migrants [PDF]

open access: yes, 2014
This article focuses on ageing in transnationalism. Drawing on the experiences of Italians in the UK as a paradigmatic example of settled European migrants, it explores the lived experiences of this group of older migrants.
Arber Sara   +28 more
core   +2 more sources

Dynamics of natural regeneration in Pinus laricio stands from southern Apennines (Italy)

open access: yesForest@, 2006
The seedlings establishment was studied in small (380 m2), medium (855 m2) and large (1520 m2) gaps created in calabrian pine (Pinus laricio Poiret ) stands (mean height 22 m) in the Southern Apennine.
Albanesi E, Mercurio R, Gugliotta OI
doaj  

Behaviour Patterns of the Pine Processionary Moth (Thaumetopoea wilkinsoni Tams; Lepidoptera: Thaumetopoeidae) [PDF]

open access: yes, 2016
Thaumetopoea wilkinsoni is a serious pest of pine trees, especially the wide-spread Pinus brutia. This infestation has a significant economic impact both in the loss of forest wood growth and in medical expenses for treating related human diseases ...
Doughan, Dany, Houri, Ahmad
core  

Vegetation of Europe: hierarchical floristic classification system of vascular plant, bryophyte, lichen, and algal communities [PDF]

open access: yes, 2016
Vegetation classification consistent with the Braun-Blanquet approach is widely used in Europe for applied vegetation science, conservation planning and land management.
Aguiar, Carlos   +32 more
core   +1 more source

Impacts of climate change on annual diameter increment of natural Calabrian pine (Pinus brutia Ten.) forests in Kahramanmaras

open access: yesTurkish Journal of Forestry, 2018
The effects of global warming on climate change have been recognized in global scale and it is expected that these effects will become even more obvious in near future. The climate change, especially in arid, semi-arid, and semi-humid regions, may result
Mahmut REİS   +3 more
doaj   +1 more source

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