Volume & Issue: Volume 46, Issue 3, June 2019 
ASSESSMENT OF SOME BACTERIOLOGICAL AND PHYSICOCHEMICAL PROPERTIES OF GROUNDWATER IN AL KUFRA AREA, LIBYA

Pages 1-23

S. Saleh Hafez; G. El-Malky Mohamed; S. Donia Noha; , M. S. Bo Aiad Frhat


THE EFFECT OF USNIC ACID ON LIVER CELLS

Pages 25-46

A. Hewehy Mahmoud; M. Maher Amany; S. Wahba Nancy; M. Shaban Eman


APHIDS ON MEDICINAL AND AROMATIC PLANTS IN EGYPT (HEMIPTERA: APHIDIDAE)

Pages 47-62

R. Mahmoud Essam; Helmi Ashraf; A. Dahroug Sayed; A. Mohamed Mona


SELF-COMPLIANCE OF PALESTINIAN PRISONERS RELEASED FROM ISRAELI PRISONS

Pages 217-245

Ansawy Moaen; M. El-Atik Ahmed; I. Awad Mostafa; Alrifai Isha


DEVELOPING HIGH EDUCATION SERVICES IN EGYPTIAN UNIVERSITIES ACCORDING TO SERVICE LEARNING CONCEPT

Pages 449-465

F. Abd El-Wahab Wafaa; Albair Nader; Al-Sharawy Gaber; M. Rashad Aymn