EFFECT OF FEEDING ISONITROGENOUS RATION SUPPLEMENTED WITH UREA AND /OR SULPHUR SOURCE ON SHEEP PERFORMANCE AND WOOL CHARACTERISTICS

Abstract

Methionine. . / 3-Group C : was fed on ration II which consisted of the concentrate mixture and Berseem straw plus urea and molasses . The amount of urea added was bn the expense of concentrate mixture so that the ration become isonitrogenous. The present study was designed to investigate e effect of feeding urea supplements to sheep on performance of growing and wool characters. Twnety Ossimi ewe lambs aged 5-7 months a, d weighing 24- 25 kg live body weight. They were obtained rfm the farm of Faculty of Agriculture, at Moshtohor, Zagazig University (Benha Branch). The lambs were sheared before the begining of experiments and were divided into five balanced oups, of four lambs each (A, B, C, D & E) according to body weight. Each group of lambs was fed on experimetal ration as followed ' 1-Group A: was fed on ration I which consiste · of concentrate mixture & Berseem straw. / 2-Group B : was fed on ration II which consisted of the concentrate mixture and Berseem straw as In group A, plus