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Desorption of chosen organochlorine compounds from sediment mediated by XAD-4 resin for assessment of their availability in water-sediment system | Desorpcija odabranih organohlornih jedinjenja sa sedimenta posredstvom XAD-4 smole za procenu njihove dostupnosti u sistemu voda-sediment
2012
Tričković, J., Prirodno–matematički fakultet, Novi Sad (Serbia) | Kragulj, M., Prirodno–matematički fakultet, Novi Sad (Serbia) | Krčmar, D., Prirodno–matematički fakultet, Novi Sad (Serbia) | Leovac, A., Prirodno–matematički fakultet, Novi Sad (Serbia) | Prica, M., Fakultet tehničkih nauka, Novi Sad (Serbia) | Ivančev-Tumbas, I., Prirodno–matematički fakultet, Novi Sad (Serbia) | Dalmacija, B., Prirodno–matematički fakultet, Novi Sad (Serbia)
Desorption kinetics of chosen organochlorine compounds (pentachlorobenzene, lindane and pentachloroaniline) mediated by solid absorbent, XAD-4 macroporous ion-exchange resin, was studied for two different contact times of organic compounds and sediment (15 and 90 days) in order to determine the potentiality of using this sample and fast method for the assessment of (bio)availability of organic pollutants in sediment-water system.
Show more [+] Less [-]Eutrophication of the Lake Prespa [The Former Yugoslav Republic of Macedonia] | Eutrofikacija vode Prespanskog jezera [Bivša Jugoslovenska Republika Makedonija]
2012
Veljanoska-Sarafiloska, E., JNU Hidrobiološki zavod, Ohrid (The Former Yugoslav Republic of Macedonia) | Šemo, M., JNU Hidrobiološki zavod, Ohrid (The Former Yugoslav Republic of Macedonia) | Jordanoski, M., Veterinaren fakultet, Bitola (The Former Yugoslav Republic of Macedonia)
The aim of this work is to present the trophic state of water at the pelagic zone of lake Prespa, reviewing the result of defined parameters of physico-chemical and algological aspect. Investigations are done according to standard limnological methods and the samples for analysis were collected from one vertical profile (0, 5, 10 and 15 m) monthly during 2008 year. Water categorization, on the basis of gathered data from analyses of the sampling localities was done according to the OECD-regulations, positive law regulations of the Republic of Macedonia and Nürnberg classification system. Data from this investigating period point out that this area of the lake Prespa is by great influence of the anthropogenic factor and intensive eutrophication.
Show more [+] Less [-]Nitrogen loads of water at littoral part of Lake Prespa [The Former Yugoslav Republic of Macedonia] | Azotno opterećenje litorala Prespanskog jezera [Bivša Jugoslovenska Republika Makedonija] u toku 2007 godine
2012
Šemo-Zače, M., JNU Hidrobiološki zavod, Ohrid (The Former Yugoslav Republic of Macedonia) | Veljanoska-Sarafiloska, E., JNU Hidrobiološki zavod, Ohrid (The Former Yugoslav Republic of Macedonia) | Jordanoski, M., Veterinaren fakultet, Bitola (The Former Yugoslav Republic of Macedonia)
The aim of this work is to present the water quality of littoral zone of lake Prespa, based on defined physico-chemical parameters (NO3, NO2, NH3, total nitrogen). Samples for analysis were collected with a monthly dynamics during 2007 year (April-December). This period is not chosen by chance, in regard to that the lake basin is constantly under the anthropogenic influence and climate changes that have been registered by this time. According to the obtained results of the performed analyses, basis of the water act of RM and OECD regulation, a categorization of the after was made in the respective measuring points.
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