The Relation Between Postpartum Service Interval and the Reproductive Efficiency in a Herd of Friesian Cattle in the U.A.R.

Period, Calving Interval, Lactation Period and Their Effect on Milk Yield in Sudanese Dairy Cattle

Factors Affecting Annualized milk yield in Friesian cows in Egypt.

SOME FACTORS AFFECTING BIRTH WEIGHT AND CALF MORTALITY IN FRIESIAN CATTLE UNDER UPPER EGYPT CONDITIONS

GENETIC FACTORS AFFECTING TOTAL MILK YIELD, LACTATION PERIOD AND CALVING INTERVAL OF CROSSBRED FRIESIAN COWS RAISED ON NILE DELTA

Effect of Month of Calving, on Some Reproductive Traits in Friesian Cows under Egyptian Environmental Conditions. Intervals Parturition to : Estrus, Service and Conception and Ge

Service Period, Calving Interval, Lactation Period and Their Effect on Milk Yield in Sudanese Dairy Cattle

Heifer Fertility Relationship with First Lactation Cow Traits of Friesian Dairy Cattle in Egypt

Individual Factors Affecting the Interval between calving to First Service in Egyptian Buffaloes

STUDIES ON FRIESIAN CATTLE IN EGYPT I.ENVIRONMENTAL FACTORS AFFECTING MILK PRODUCTION