عناصر مشابهة

• ECOLOGICAL AND PHYTOSOCIOLOGICAL STUDIES ON PLANT COMMUNITIES IN ’SALHIYA’ AREA
  بواسطة: Abd Alfattah, Ragab Ibrahim منشور: (1986)
• ECOLOGICAL AND PHYTOCHEMICAL STUDIES ON CENTAUREA SCOPARIA (SIEB.)PLANT
  بواسطة: El Hady, A. F. M. منشور: (1990)
• ecological and phytochemical studies on tamarix nilotica
  بواسطة: Salma, Hediat Mohamed Hamad منشور: (1989)
• ECOLOGICAL STUDIES ON THE ADJUSTMENT OF THE PLANTS TO THEIR ENVIRONMENTS
  بواسطة: Abd Alfattah, Ragab Ibrahim منشور: (1990)
• Study of the Factors Causing Child Abuse and Related Health Disorders 
  بواسطة: El Said, Fathia Gamal  منشور: (1997)