الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
Disposal of sewage sludge by soil application has been practiced as resource utilization. Howerver, such paractice may be benefit to agricultural land due to nutrient and organic matter contents of sewage sludge, growing concern has been expressed about the potential of specific hazard may be associated with sewage sludge appliccation to agricultural land.