In this study, morphology, breeding, feeding and hibernation behaviours and some ecological features of eight Erinaceus concolor specimens collected from the KÜtahya and Konya provinces were recorded during field and laboratory studies between 2000 and 2004. Food preferances of hedgehogs…

The characteristics of glycoconjugates in the mucous cells of the sea bass (Dicentrarchus labrax L. 1758) gill were investigated by histochemical staining procedures. Histochemical results showed that mucous cells in the primary filament (primary lamellae) epithelium contain acidic, neutral and…

Phenols were nitrated regioselectivity with NH4NO3 in the presence of KHSO4 as a catalyst in high yields. Key Words: Nitration, Phenols, NH4NO3, KHSO4.

The chorology of Turkish moss species of Andreaeaceae, Archidiaceae, Aulacomniaceae, Amblystegiaceae and Anomodontaceae families is given in dotted squares according to Henderson’s [1] system in the map of Turkey.   Key words: Flora, Musci, Turkey.

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In today’s business, travelling times are affected by many factors such as traffic, weather, road etc. So deterministic approaches can not find any solution for problems where such an ambiguity happens. This paper deals with the Travelling Salesman Problem (TSP)…

In the present competitive age, the organization tries to gain competitive edge. In order to gain competitive edge, the managers need to consider and analyze performance of their organizations and to decide to improve them. There are various approaches to…

In this study, it is aimed at comparing the performance of the guidance methods called Linear Homing Guidance (LHG), Parabolic Homing Guidance (PHG), and Proportional Navigation Guidance (PNG) on a missile with two relatively rotating parts against a surface target.…

Our aim in this paper is to investigate the local stability of the positive solutions of the difference equationyn+1= [(α-yn)/ (βyn-1)] − [(γ-yn-1)/ βyn ] ,  n=0,1,2,...,where the initial conditions  y−1 ,  y0 are arbitrary positive real numbers such that  yn ≠…

In this study, experimental results of the PEM fuel cell stack, whose design and construction were belongs to us and uses hydrogen and dry air as fuel and oxidant, under humidification process are given. To measure the effects of operating…