Ara
Toplam kayıt 129, listelenen: 71-80
Synthesis and characterization of copper(II) and nickel(II) complexes of isonitrosoacetophenone 4-aminobenzoylhydrazone
(Polish Chemical Soc, 2007)
Two types of copper complexes as well as an oximate bridged nickel complex with a new tridentate ligand containing a monoxime and hydrazone moieties have been prepared and characterized by elemental analyses, IR, H-1 NMR, ...
Rankings of Tourism and Hospitality Departments: A Case of Turkey
(Routledge Journals, Taylor & Francis Ltd, 2007)
Although there has been a long tradition of ranking departments on the basis of research productivity, this phenomenon is relatively new in tourism research. This paper develops a conceptualized ranking scheme of academic ...
Macrofungi of Aydin Province, Turkey
(Mycotaxon Ltd, 2007)
In this study, 2037 specimens of macrofungi were collected from different localities in Aydin province, west Anatolia, between the years 2002 and 2005, particularly during the autumn and spring seasons. As a result of the ...
Heavy metals in some edible mushrooms from the Central Anatolia, Turkey
(Elsevier Sci Ltd, 2007)
Eight trace elements (Pb, Cd, Zn, Fe Mn, Cu, Cr and Ni) in 15 different wild-growing edible mushroom species collected from Eskisehir, Turkey were determined. The highest Pb, Fe, Mn and Cu concentrations were 11.72, 11460, ...
Adsorption studies on the treatment of textile dyeing effluent by activated carbon prepared from olive stone by ZnCl2 activation
(Wiley, 2007)
This study aimed to investigate the removal of a reactive dye from aqueous solution by adsorption. Activated carbon prepared from olive stone, an agricultural solid by-product, was used as adsorbent. Different amounts of ...
The effects of calcium sulphate on growth, membrane stability and nutrient uptake of tomato plants grown under salt stress
(Pergamon-Elsevier Science Ltd, 2007)
A pot experiment was carried out with tomato (Lycopersicon esculentum Mill.) cv. "Target F1" in a mixture of peat, perlite, and sand (1:1: 1) to investigate the effects of supplementary calcium sulphate on plants grown at ...
Synthesis and spectroscopic properties of new azo-dyes and azo-metal complexes derived from barbituric acid and aminoquinoline
(Elsevier Sci Ltd, 2007)
Two new azo-dyes, 5-(quinoly-8-azo)pyrimidine-2,4,6-trione (L-1) and 5-(quinoly-8-azo)-1,3-dimethylpyrimidine-2,4,6-trione (L-2) were prepared by linking 8-aminoquinoline to barbituric acid and 1,3-dimethylbarbituric acid ...
Does Liriomyza cicerina affect the yield of chickpeas (Cicer arietinum)?
(Springer, 2007)
Liriomyza cicerina (Rondani, 1875) (Diptera: Agromyzidae) is an important pest on chickpea (Cicer arietinum L.) in some regions of Turkey. The objective of this study was to determine whether the populations of L. cicerina ...
Effects of subacute treatment of ethylene glycol on serum marker enzymes and erythrocyte and tissue antioxidant defense systems and lipid peroxidation in rats
(Elsevier Ireland Ltd, 2007)
The present study was aimed to investigate the effects of ethylene glycol (EG) on serum marker enzymes, antioxidant defense systems and lipid peroxidation concentration (malondialdehyde = MDA) in various tissues of rats ...
Developing students' understanding and thinking process by model construction
(Hacettepe Univ, 2007)
There is growing recognition that models play a fundamental role in the comprehension of science concepts. This paper aims at enhancing students' understanding and thinking by model construction. Seventh grade middle school ...