Results 81 to 90 of about 99,908 (269)

An integrated approach to balance freshwater connectivity restoration and invasion risk

open access: yesConservation Biology, EarlyView.
Abstract Habitat fragmentation negatively affects many native migratory fish populations. However, this fragmentation can also prevent the spread and establishment of invasive species. We modified the dendritic connectivity index (DCI), a commonly used freshwater connectivity metric, to account for multiple invasive dispersal pathways in estimates of ...
Alex Arkilanian   +3 more
wiley   +1 more source

Agriculture or Neolithic Expansion in the Northern Balkans: the case of Iron Gates

open access: yesMateriale și Cercetări Arheologice, 2010
This paper reviews the hypothesis of Mesolithic agricultural practices at the northern shore Lepenski Vir – Schela Cladovei culture sites of the Danube Iron Gates.
Dinu, A.
doaj   +1 more source

Insects and Survival: A Review of Primary and Secondary Defense Strategies

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Based on a review of three decades of literature, insect defense mechanisms are classified into primary (I) and secondary (II) mechanisms of behavioral, morphological, and chemical nature. These mechanisms have been recorded in 22 (I) and 20 (II) orders, respectively.
Lucas Fernandes Silva   +3 more
wiley   +1 more source

Transformation potentials of the Danube coast in Novi Sad on the move from Šodros to Štrand [PDF]

open access: yesTehnika, 2020
Novi Sad waterfront has been unregulated for a long time. Programmatically and functionally it is not adapted to the needs of the city. In physical and visual terms it is alienated from its users.
Kopić Miloš Đ., Polić Darko M.
doaj  

Algorithms in Allergy: General Allergen Molecule‐Based Algorithm for Allergen‐Specific Immunotherapy

open access: yes
Allergy, EarlyView.
Huey‐Jy Huang   +6 more
wiley   +1 more source

Behavioural responses to radio‐tag attachment in butterflies: Evidence for active tag removal

open access: yesEcological Entomology, EarlyView.
During controlled indoor flight experiments with 89 butterflies from eight tropical species, we monitored behavioural responses to dorsally attached radio tags using high‐speed video recordings. Four of 39 Morpho helenor exhibited coordinated abdominal flexion and hind leg movements directed toward the tag antenna during flight; in two individuals this
Simon Heitzler, Thomas K. Gottschalk
wiley   +1 more source

Comparative Analysis of British, Austrian, and Greek Consular Networks in the Romanian Danube Ports (1850 – 1900) [PDF]

open access: yesCodrul Cosminului
In the second half of the 19th century, a growing interest from prominent European actors in the strategic and economic potential of the Romanian Danube ports became increasingly evident.
Ionel Constantin MITEA
doaj   +1 more source

Scaling gridded river networks for macroscale hydrology: Development, analysis, and control of error [PDF]

open access: yes, 2001
A simple and robust river network scaling algorithm (NSA) is presented to rescale fine‐resolution networks to any coarser resolution. The algorithm was tested over the Danube River basin and the European continent.
Fekete, Balazs M.   +2 more
core   +2 more sources

Birch Pollen Exposure Boosts Mal d 1‐Specific IgE and Sensitivity to Apple

open access: yes
Allergy, EarlyView.
Alla O. Litovkina   +11 more
wiley   +1 more source

Declining female participation: Mechanisms at play in the Viennese private annuity market, c. 1360–1450

open access: yesThe Economic History Review, EarlyView.
Abstract During the high and late Middle Ages, the European economy witnessed the emergence and substantial growth of capital markets, a phenomenon connected to urbanization and pestilence, both of which brought profound changes to the social, legal, and economic positions of women.
Anna Molnár
wiley   +1 more source

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