TURKISH JOURNAL OF VETERINARY & ANIMAL SCIENCES, vol.23, pp.95-99, 1999 (SCI-Expanded)
The animal material of the research was 3, 4 and 5 years old 210 Merino ewes and their lambs. The research was started at the beginning of the last 1.5 months period of gestation and continued until the lambs were reached 60 days age.