تأثير تبني الحملان العواسية اليتيمة على الزيادات الوزنية لها و إنتاج الحليب لأمهاتها

Abstract EN

This survey study was conducted by using 9 sheep farms.

It showed ewes mortality at parturition up to seven days after parturition was %3.3.

This mortality will effecting the productivity of the farms.

An experiment was conducted to study the effect of orphan lambs on growth rate and milk production .

It showed that the growth rates of the lambs of first group (natural-single lambs) were significantly more than other groups.

Also it found that twin lambs (either natural or adopted lambs) increases milk production of the ewes .

The milk production of the ewes of third and forth group were significantly more than ewes of first and second group.