This experiment was conducted in a field of a breeder (private sector) in Wasit Governorate / Kut district for the period from 1/7/2021 to 1/4/2022. 50 pregnant local Awassi sheep, aged 3-4 years, with average 62.00±0.5kg Body weight were used in this experiment to study the effect of dosing on Nano zinc oxide. Or mineral for local Awassi ewes in some productive traits. The ewes were divided into 5 groups, a control group and four treatments, each group comprising 10 ewes. The first group

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... ented the control group without addition, the first treatment was 40 mg/animal/day Zno, the second treatment was 20 mg/animal/day nZno, and the third treatment was 60 mg/animal/day Zno and the fourth treatment 30 mg/animal/day nZno. Ewes were dosed with zinc capsules at the beginning of the fourth month of pregnancy on 1/10/2021 and until30/11/2021. The results of this study showed that there were no significant differences in the weight of ewes for the control group and the first, second, third and fourth treatment when mating , and at the fourth month of pregnancy and the fifth month and at birth and the subsequent months, the first, second and third after birth.