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Prikaz rezultata 11-20 od 70
Acipenser sturio and Acipenser nudiventris in the Danube - extant or extinct?
(Wiley, Hoboken, 2009)
The presence of Atlantic sturgeon (Acipenser sturio) and ship sturgeon (Acipenser nudiventris) in the Danube has been known through only occasional, chance sightings; significant uncertainty remains as to whether these ...
Magnetic properties of pure and Ca and Sr doped LaMnO3 prepared by polymerisable complex method
(Maney Publishing, Leeds, 2009)
In this work, pure and Ca2+ and Sr2+ doped LaMnO3 powders were obtained using polymerisable complex method from citrate precursors. La2O3, Mn(NO3)(2) and citric acid were used for citrate formation, and ethylene glycol was ...
Morphology and composition of the Fe-Ni powders electrodeposited from citrate containing electrolytes
(Pergamon-Elsevier Science Ltd, Oxford, 2009)
The electrodeposition of the Fe-Ni powders from citrate containing electrolytes for different Ni/Fe ions concentration ratios, using Fe(Ill) and Fe(II) salts at pH 4.5 and pH 4.0 respectively was investigated by the ...
Occurrence and Distribution of Grapevine Yellows Caused by Stolbur Phytoplasma in Montenegro
(Wiley, Hoboken, 2009)
In August 2008, grapevine yellows (GY)-like symptoms were observed in vineyards near Podgorica, Montenegro. A survey of the grape growing area of Montenegro was conducted to identify and determine the distribution of ...
Contents of the heavy metals nickel and lead in leaves of paulownia elongata s. Y. Hu and paulownia fortunei hems. In Serbia
(Srpsko biološko društvo, Beograd, i dr., 2009)
A comparative study was carried out on the capabilities of the two species Paulownia elongata S. Y. Hu and Paulownia fortunei Hems. as biomonitors of atmospheric (and soil) heavy-metal pollution. Research on content of the ...
Ispitivanja mogućnosti korišćenja domaćih kaolinskih glina za proizvodnju metakaolina / Research of possibilities for use domestic kaolin clays for production of metakaolin
(Savez hemijskih inženjera, Beograd, 2009)
U oblasti građevinarstva, u svetu se intenzivno istražuju mogućnosti primene novih materijala kojima se može supstituisati deo klinkera u Portland cementu ili deo cementa u betonskim mešavinama. Novi materijali treba da ...
Mortality of red mullet (mullus barbatus linnaeus, 1758) on the Montenegrin shelf (south Adriatic)
(Srpsko biološko društvo, Beograd, i dr., 2009)
Red mullet, Mullus barbatus Linnaeus, 1758, is an economically very important species in trawl fisheries in the Adriatic Sea. Material for analysis was collected from October 2002 until May 2004 with a bottom trawl net ...
Heavy metals in the leaves of tree species paulownia elongata syhu in the region of the city of Belgrade
(Taylor & Francis Ltd, Abingdon, 2009)
Based on the analysis of the heavy metal content (Zn, Fe, Pb, Cu, Ni, Cr Mn, Cd, As, Hg) in leaves of the trees growing in the urban part of the city of Belgrade, wider city area and rural area it may be noted that the ...
Concentrations of heavy metals in soil and leaves of plant species Paulownia elongata SYHu and Paulownia fortunei Hemsl
(Academic Journals, Victoria Island, 2009)
This paper sums up the results of the research on heavy metals contents (Pb, Ni, Fe, Zn and Mn) in soil and leaves of the plant species, Paulownia elongata S.Y. Hu and Paulownia fortunei Hemsl. at the plantation established ...
Micro-flow sensor for water using NTC thick film segmented thermistors
(Emerald Group Publishing Ltd, Bingley, 2009)
Purpose - The purpose of this paper is to apply negative thermal coefficient (NTC) thick film segmented thermistors (TFSTs) in a micro-flow sensor for water. Design/methodology/approach - A TFST is printed using NTC paste ...