الفهرس 
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Abstract
The present study was designed to invistigate the efficet of force moulting by using different methodson some productive and reproductive traits of muskofy ducks as astanderd strain and domiaty ducks as alocal strain.
The application of the force moulting programs were carried out on 49 age muscovy using 270ducks and 42 weeks of age domiaty using 180 ducks.