Volume & Issue: Volume 20, Issue 1, January 2006 
EFFECT OF BLACK CUMIN CAKE (NIGELLA SATIVA) ON SHEEP PERFORMANCE.

Pages 155-161

Sayed M.S. Moustafa; Gamal M. El-Garhy; Abd-Elrehim I.A. Suliman; Kamal M. Marzouk


Studying Performance Level of Extension Workers of Their Functional Tasks in North Upper Egypt.

Pages 1-20

Samia Hanna H. Barsoum; Nefesa Ahmed Hamed Elhawary; Ahmed Ibrahim Bayoumi El-Sherif