The NEFA and FAA concentration of ewes in RG2 were rising during late pregnancy, but there were not significant difference(p>0.05).

• 脑占体重的比例；对照组显著低于RG1组(p<0.；01)。 细胞动力学研究结果表明:RG2、RG1组初生羔羊心脏组织总DNA含量依次降低；但与CG组差异不显著(p>0