in this research, the effects of the addition of powdered activated carbon (pac) into the aeration zone of an activated-sludge (as) system for treating tehran oil refinery effluent, was investigated during more than 12 months in a pact pilot-scale model. besides the evaluation of organics removal efficiency and determination of basic design factors kinetic coefficients, a series of experiments ...

it is necessary for community health nurses to be aware of children growth velocity as well as their height. this is a report of joan arton’s study on primary schools children. traditionally children health indicators were based on if they gain enough weight or not. although today it is proved that height is a better index for children health, but measuring height alone is not enough and growth...

â â â  â â â  nowadays, the world economies are rapidly moving towards being more knowledge-based economy (kbe) and supporting the force of knowledge as a vital component of economic growth. this recent acceleration in the transition to knowledge-based economy in the world, has affected regional economic performance. in this paper, we surveyed the regional convergence in knowledge-based economy...

the aim of this study was to show the effect of four feeding regimes on thyroid hormones concentrations, growth performance and food coefficient in rainbow trout applied through 4 treatments and 3 replications in winter 2006. in this research, samples of rainbow trout with an initial mean weight (so) 47.19±0.42 used in each rearing unite. fish were fed twice a day ad libitum as follows: treatme...

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growth chart is the best measure for weight monitoring of children. most factors that affect child heath show their effect on child weight. this cross sectional and descriptive analytical study was achieved to estimate malnutrition prevalence and effective factors in children under 5 years old in rural area of khoramabad province. 555 girls and 570 boys were chosen from health houses by cluster...

conclusions tissue engineering may open a new window in cleft palate reconstruction. stem cells and growth factors play key roles in this field. results we reported a summary of the key-points concerning cleft palate development, the genes involving this defect, current therapeutic strategies, recently novel aspects, and future advances in treatments for easy and fast understanding of the conce...