One of the specific aspects of our time is the existence of World Trade Organization as an important international center. This organization regulates the commercial laws among the countries, and tries to provide a suitable environment for trade by eliminating the subsidies using protection policies and making a better condition for competition. In order to achieve this objective, the economic ...

production of oxytetracycline by an isolated strain of streptomyces rimosus from iranian soil was investigated using a special fermentation medium. a comparative study was performed with standard strain ptcc 1144 using the following parameters optimum growth conditions with respect to time, ph, and different amounts of corn steep liquor. surprisingly, the production yield of the wild strain was...

nowadays, advertising companies and firms try to establish a trade name which is superior to similar ones. in order to overcome their competitors in advertising campaigns, the firms have adopted new approaches. they use the best and newest marketing and commercial advertising methods to attract potential customers and consumers. some advertisers use their competitors' trademarks, trade name, et...

abstract iran is among the country that despite the possession of valuable natural resources does not placed in developed countries. expansion of agricultural exports through the development of rural areas, reducing poverty and exclusion zones, in the process of economic development plays a key role. the export of horticultural products can have a positive impact on agricultural development. in...

in this paper, the writer explores the effects of the developments in the conceptual atmosphere of the terms politics and power from modern to postmodern eras on the comparative political sociology. to do so, the writer first discusses how the denotations and the conceptual atmosphere governing the terms under study have changed. the discussion shows that in line with politicization of non-poli...