Results 191 to 200 of about 53,341 (241)
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Virological Investigations of the River Danube
Acta hydrochimica et hydrobiologica, 1990The investigation was performed in March 1988 at 24 stations from the delta (km 16) up to Vienna (km 1,940) and yielded positive findings at 13 stations with 0.135 to 1.24 MPN/1 (x̄ 0.599 MPN/1). Of the 37 strains detected, 12 Coxsackie‐B and 11 ECHO serotypes were identified.
R. Walter +4 more
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Radionuclides in sediments of the Danube river
Journal of Radioanalytical and Nuclear Chemistry Articles, 1989The trend of variation of sediment radiocontamination, expressed as a function of space and time, and specific accumulation of particular radionuclides in some investigated localities, are discussed on the basis of experimental results of gamma spectrometric analyses of artificial radionuclide contents.
N. Ajdačić, M. Martić
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SHIPBUILDING ON THE DANUBE RIVER AND THE SIZE OF THE DANUBE NAVY
2022Osmanlı İmparatorluğu, Tersâne-i Âmire’de merkezî donanmasını inşa ederken aynı zamanda Tuna Nehri sahilinde bulunan tersâne ve gemi tezgâhlarında gemiler inşa ederek Tuna donanması yönetimine vermekteydi. Özellikle 1683’teki II. Viyana Kuşatması’ndan sonra başlayan “Kutsal İttifak Savaşları” döneminde ve 1718’e kadar fasılalarla devam eden savaşlarda ...
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The Danube River Protection Convention
1997The implementation of the Danube River Protection Convention has had strong support from Danube Basin countries. Important to its success were such previous agreements as the Bucharest Declaration (1985), the Sofia Environmental Conference of 1989 and the Helsinki Convention on the Protection and Use of Transboundary Watercourses and International ...
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2007
The market share of river cruise holidays is relatively symbolic within the worldwide market of international holidays, but the past and fututre booms are substantial evidence of economic strength. When talking about river cruise data it must be borne in mind that riverine cruising is a less wel-documented sector of the market than others.
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The market share of river cruise holidays is relatively symbolic within the worldwide market of international holidays, but the past and fututre booms are substantial evidence of economic strength. When talking about river cruise data it must be borne in mind that riverine cruising is a less wel-documented sector of the market than others.
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2010
Water database management requires structured hydrological data determined on the watershed. Different systems were derived in the past for this purpose. An analysis of the systems used in the Danube basin countries is presented and a system developed in Germany is adopted for coding of Danube River Basin.
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Water database management requires structured hydrological data determined on the watershed. Different systems were derived in the past for this purpose. An analysis of the systems used in the Danube basin countries is presented and a system developed in Germany is adopted for coding of Danube River Basin.
openaire +1 more source
Assessing and forecasting water quality in the Danube River by using neural network approaches
Science of the Total Environment, 2023Lucian Georgescu +2 more
exaly