Development of an environmental friendly and cost-effective process for microbial degradation of caffeine to non-toxic compounds are promising to solve the problems of physiochemical extraction of caffeine in the treatment the caffeine containing agro-industrial effluents. Thirteen bacterial strains, isolated from tea plantation soils in the north region of Iran, were screened to show their abi...

This study solves the most important economic problem of developing a method for calculating cost each type product in complex and multi-product industries. The performed analysis current legislation methods used has led to conclusion that today solution this no scientific justification. authors carried out systematic development procedures allow building idea using objective information. It is...