AbstractLeeches feeding on invertebrates are an important component of freshwater communities, including those dominated by fish, but the effects ??? of fish on their abundance and distribution are not well explored.The relative densities and assemblage structure of two leech families, Erpobdellidae and Glossiphoniidae, were studied from May to Aug

The basic prerequisite for using any language is the willingness of the speaker to follow the rules of the game.Socially defined norms of language use then tend to set the limits within which one can express oneself using this language.Whether these norms set the speaker free or whether they act as constraints in a free expression of Self, is a que

Green marketing is possibly the newest type of marketing.Recently, it has also been the most discussed one by organizations, companies and even states.Green marketing tries to produce, promote and recycle products that are friendly to the environment.Green marketing is a global concern and it PLC Led Replacements is going to have a better future.Ho