1.

IMPACT OF MILK YIELD ON ECONOMICS OF HOLSTEIN HERDS UNDER EGYPTIAN CONDITIONS

Pages 1-7
Ali M. Moustafa; Amal K. El-Asheeri; M. A.M. Ibrahim; A. H. Barkawi
2.

DIFFERENT ANIMAL MODELS FOR ESTIMATING BREEDING VALUES USING EARLIER RECORDS IN A FRIESIAN HERD IN EGYPT

Pages 9-19
Hanaa Abdelharith; H. Mansour; E. A. El-Tawil; M. F. Abdel Gelil
3.

MILK COMPOSITION OF GRAZING AWASSI SHEEP AND BALADI GOATS IN THE MIDDLE AND NORTHERN REGIONS OF JORDAN

Pages 21-28
Safaa S. El-Ghusien; M. M. Abdelrahman; W. Gazan
4.

POSTNATAL HISTOLOGICAL DEVELOPMENT OF THE MALE REPRODUCTIVE ORGANS IN BARKI SHEEP:(a) HISTOLOGICAL DEVELOPMENT OF TESTIS, EPIDIDYMIS, DUCTUS DEFERENCE AND PENIS

Pages 29-46
Thwayba Abou-Steit; M. A. Bayoumy
5.

POSTNATAL HISTOLOGICAL DEVELOPMENT OF THE MALE REPRODUCTIVE ORGANS IN BARKI SHEEP. (b) HISTOLOGICAL DEVELOPMENT OF MALE ACCESSORY GLANDS

Pages 47-63
Thwayba Abou-Steit; A. Bayoumy
6.

GENETIC EVALUATION FOR EGG COMPONENTS IN CROSSBREEDING EXPERIMENT OF SAUDI CHICKENS WITH WHITE LEGHORN

Pages 65-74
M. H. Khalil; A. H. Al-Homidan; I. H. Hermes