Effect Of Level Of Feeding On Productive And Reproductive Performance Of Friesian Cows

Major advancement in improving efficiecy of animal production well require increased knowledge of factors reguiated metabolism and utilization of nutrients.During pregnancy and lactation, adiposal tissue undergoes specific metabolic alterations. This adaptation, beginning in middle to late pregnancy, include a decrease in rate of lipid synthesis and an increase in rate of lipolysis (Moe, 1981). The present study was desiqned to investigate the effect of defferent levels of feeding on the reproductive produtive and some blood profle in friesian cows.