الفهرس 
Importance and sources of energyOnly 14 pages are availabe for public view
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Abstract
This experiment was carried out at private commercial poultry farm under supervision of Animal Production Department, Faculty of Agriculture, Tanta University during the period from April to June 2019 The present study aimed to investigate the optimum utilized low ME containing diets by xylanase enzyme supplementation its role to remove anti-nutritive effect of non- starch polysaccharide on productive performance and physiological status of broiler chicks i.e. study the possibility of compensating for the lack of energy diet for broiler chicks by xylanase supplementation.