Six newly weaned karakul ewes, three with fat tails and three without tails, were used to investigate the metabolic and hormonal changes during accelerated growth. Two lambs acted as controls, while the remaining four were Subjected to a maintenance diet…
Karakul ewe lambs born to ewes which lambed in summer, winter and spring were randomly allocated to pen and veld nutrition. Age at sexual maturity and body mass every 14 days, as well as lambs born up to respectively 45,…
Lifetime reproduction of 1462 eight-year-old Karakul ewes was recorded since 1972. The influence of season of birth, age at first lambing and lambing interval on lifetime reproduction was investigated Age at first lambing was significantly (P<0,01) affected by month of…
This study was designed to evaluate the efficiency of five different hormonal treatments of oestrous synchronization in Karakul ewes reared in southern Iran. During mid- to late spring, (outside the natural breeding season), 180 Karakul ewes were stratified based on…
