Metabolic Profile Tests In dairy Herds

A total of 73 apparently healthy cows were investigated in the present work from two dairy herds to apply profile tests to study some biochemical changes in the blood of cows which accompanied the gestation period and one month postpartum and lactation dusummer seasons. The animals were divided into two groups. Group I: Consisted of 13 cows selected from Facul ty of Vet. Medicine farm, Zagazig University, they divided into 3 non-pregnant cows as control and 10 pregnant cows after being examined by rectal