STUDIES ON SELENIUM STATUS OF SUCKLING BUFFALO CALVES: II- EFFECT OF EXERCISE TIME AND FEEDING LEVELS ON PLASMA SELENIUM CONCENTRATIONS, ENZYME ACTIVITIES AND THE INCIDENCE OF WH

A STUDY ON APPLYING TEST DAY MODEL FOR GENETIC EVALUATION OF MILK YIELD OF HOLSTEIN CATTLE IN EGYPT

GENETIC ANALYSIS FOR SOME PRODUCTIVE TRAITS OF HOLSTEIN FRIESIAN COWS IN EGYPT THROUGH MTDFREML PROGRAM

EFFECT OF RETAINED PLACENTA ON POST-PARTUM REPRODUCTIVE PERFORMANCE OF FREISIAN COWS

ESTIMATION OF HERITABILITY AND BREEDING VALUES USING SINGLE TEST DA Y RECORDS OF FIRST LACTATION MILK YIELD OF HOLSTEIN COWS