تأثير كل من المجموعة الوراثية، عمر النعاج و الوزن عند الجز في بعض صفات الصوف

Abstract EN

This study was conducted at Agriculture Researchs station / Abu Graib by using 200 ewaes belong to two genetic groups ( 100 to local Awass iewes and ofucrossbred Assaf ) .

This study aimed to Know the effect of genetic group, age of ewes and its weight at shearing on greasy fleece weight and staple length traits The results appear .

The over all mean of these traits were 1.

559 Kg and 10 .

485 Cm respectively .

The results showed that genetic group had significantly ( p < 0 .

01 ) effect on greasy fleece weight , where local Awassi ewes excelled upon 4 crossbred Assaf by 0 .

494 Kg wool aul also the greasy fleece weight increape with progress age of ewe anel it was hig hest 1.706 at 4 year of age and at was low est 1 .466 kg at age year and over .

The study showed a signify cant ( P < 0 .

05 ) effect of weight of ewes at shearing on traits of fleece weight and its staple length .

In this study , the regression cobbicient of each fleece weight and its staple length on weight of animal at shearing were 0 .

019 and 0 .064 respectively .