Results 61 to 70 of about 34,412 (257)

Micromorpho‐anatomical studies on the leaves and woods of Turkish Daphne (Thymelaeaceae) taxa

open access: yesNordic Journal of Botany, EarlyView.
The identification of Daphne taxa is difficult because of the lack of available morphological characteristics. Here, we aimed to describe leaf and wood micromorpho‐anatomical characteristics of native Turkish Daphne taxa (D. glomerata, D. gnidioides, D. mezereum, D. mucronata, D. oleoides subsp. kurdica, D. pontica and D.
Melahat Ozcan, Funda Erşen Bak
wiley   +1 more source

The first fossil cyphophthalmid harvestman from Baltic amber [PDF]

open access: yes, 2011
The first fossil cyphophthalmid harvestman (Opiliones: Cyphophthalmi) from Palaeogene (Eocene) Baltic amber is described. This is only the third fossil example of this basal harvestman lineage; the others being from the probably slightly younger ...
Dunlop, Jason A., Mitov, Plamen G.
core   +2 more sources

A graduated nativeness definition for overcoming dilemmas and difficulties of vascular plant species

open access: yesOikos, EarlyView.
Nativeness is a concept central to biodiversity conservation and invasion biology, but there are several problems related to a classic binary nativeness definition. Dilemmas arise from the dynamic nature of species' distribution ranges on longer time scales, and difficulties arise in the application to smaller regions defined by arbitrary borders, and ...
Camilla T. Colding‐Jørgensen   +3 more
wiley   +1 more source

Genetic characterization of the Balkan endemic species, Merodon desuturinus (Diptera: Syrphidae)

open access: yesEuropean Journal of Entomology, 2008
Variation of 15 nuclear allozyme genes and a 708 bp fragment of DNA sequence of the mitochondrial cytochrome c oxidase subunit I (COI) gene were surveyed in a population of a hoverfly species, Merodon desuturinus Vujić, Šimić & Radenković, 1995 (Diptera,
Vesna MILANKOV   +2 more
doaj   +1 more source

Europe: So Many Languages, So Many Cultures [PDF]

open access: yes, 2011
The number of different languages in Europe by far exceeds the number of countries. All European countries have national languages, and in nearly all of them there are minority languages as well, whereas all major languages have dialects.
Steinhauer, H. (Hein)
core   +3 more sources

The Role of Contact in Explaining Linguistic Convergence1

open access: yesTransactions of the Philological Society, EarlyView.
Abstract In this paper, I explore the question of how linguistic convergence emerges and what the role of contact might be. My case study is the spread of headed relative clauses built around wh‐relative markers in the Standard Average European languages.
Nikolas Gisborne
wiley   +1 more source

An Assessment of the Climate Change Impacts on the Distribution of the Glacial Relict Woodpecker Three-Toed Woodpecker Picoides tridactylus

open access: yesAnimals
The Three-Toed Woodpecker Picoides tridactylus is a rare and endangered woodpecker on the Balkan Peninsula. Despite being widely distributed in Northern Europe, its distribution on the Balkan Peninsula is limited to high-altitude forest habitats, where ...
Teodora Popović   +4 more
doaj   +1 more source

Oral health promotion programmes in the Balkan countries: Part II [PDF]

open access: yesBalkan Journal of Dental Medicine
Background/Aim: The aim of this study was to conduct a comparative analysis of the oral health promotion programmes in the Balkan countries, to compare key measures and activities in the implementation of the programme, and to analyse the results ...
Matović Marina   +13 more
doaj   +1 more source

Small Hydropower Plants' Proliferation Would Negatively Affect Local Herpetofauna

open access: yesFrontiers in Ecology and Evolution, 2021
Hydropower plants (HPPs) have a strong environmental impact on freshwater wetlands. Small diversion HPPs (SDHPPs) with 0.1–10 MW of installed power, redirect water from small mountainous rivers into several-kilometer-long tubes, disrupting complex ...
Jelka Crnobrnja-Isailović   +7 more
doaj   +1 more source

The fauna of hoverflies (Diptera: Syrphidae) of Vojvodina province, Serbia [PDF]

open access: yes, 2009
Many hoverfly species of faunal and zoogeographical interest are found in Serbia's northern province of Vojvodina due to the diversity of its biotopes.
Nedeljković Zorica   +3 more
core   +1 more source

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