EKB Journal Management System
1.

Comparison between urethrostomy and penile resection for treatment of congenital penile urethral dilatation in calves

Pages 1-6
A. M. Sedeek; H. A. Bakr
2.

Twinning in dairy cattle and its effect on milk yield, lactation length, dry period length and calf performance

Pages 13-18
A. S. Mostafa
3.

Effect of twin vs. single births on gestation length, reproductive performance, dystocia, calf survival rate and culling in Holstein cows

Pages 19-23
A. S. Mostafa
4.

Some pharmacodynamic interactions between salinomycin and vitamin E or selenium in chickens

Pages 24-32
S.E. El-Sadek; M. A. Tohamy; Abeer A. El-Badry; Noha A. M. Fouad; A. A. M. El-Gendy
5.

Pharmacokinetic profile and some pharmacodynamic aspects of cefquinome in chickens

Pages 33-37
A. A. M. El-Gendy; M. A. Tohamy; Abeer M. Radi
6.

In vivo and in vitro study on the effect of Bacillus subtilis and its byproducts on Clostridium perfringens Type A

Pages 38-41
I. A. Radwan; Eman R. Hassan
7.

Impact of age at first calving on reproduction, lactation, postpartum disorders and longevity in Holsteins under Egyptian circumstances

Pages 42-52
M. M. Hussein; A. A. A. El Agawany
8.

A study on the biological and immunological characteristics of Listonella anguillarum and Vibrio vulnificus extracellular products

Pages 53-61
F.R. El-Seedy; W.H. Hassan; Hala A. El-Newery; Mona, M. Husien
9.

Effect of dry period length on reproduction, health and milk production in the subsequent lactation of Holstein cows

Pages 62-73
M. M. Hussein
10.

Supplementation of antioxidants for in Vitro embryo production of buffaloes

Pages 74-80
S. S. Ibrahim; A. Aboul-Ela; E.A. Mabrouk; K.M. Ali; A. A. Ahmed