effect of dietary fat on metabolism and reproduction of ewes using nuclear aided-techniques

two experiments were carried out with rams and ewes to evaluate the effects of protected and unprotected palm oil supplementation on nutritive values, some rumen and blood constituents of rams, milk production and composition of ewes and growth of there lambs. the first experiment : twenty rams were divided into five groups of four. control group was fed basal diet without any supplementation the other four groups were given the control diet supplemented with 2.5 and 5% unprotected palm oil (UPO), 2.5 and 5% protected palm oil (PPO)