Effect of supplementing the diet of pregnant ewes with selenoprotein on wool production of the dams and their lambs [electronic resource].

Includes references.

A trial was carried out on 40 pregnant crossbred ewes aged 3-4 years and weighed 45-50kg.The animals were divided equally into 4groups, each of 10 ewes and fed on a formed diet according to NRC (1985) during pregnancy and the first month of lactation . The 1st group was fed on the formed diet without any supplements; meanwhile the 2nd ,3rd and 4th groups were fed on the formed diet+O.l4, 0.23 and 0.33 gm selenoprotein / kg dry matter (0.3, 0.5 and 0. 7mg available selenium) respectively in order to study the effect of adding different levels of selenium to the diet of pregnant ewes on wool production and quality in 184 days wool growth period and the number of primaries, secondaries and S/p ratio of their lambs at 7 days old.

Summary in Arabic.

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