عناصر مشابهة

• ECOLOGICAL STUDIES ON THE ADJUSTMENT OF THE PLANTS TO THEIR ENVIRONMENTS
  بواسطة: Abd Alfattah, Ragab Ibrahim منشور: (1990)
• Ecological studies on plant communities dominating in sharkiya provincf
  بواسطة: Khadr, Fawzy Gamal Mohamed Atia منشور: (1986)
• ecological and phytochemical studies on tamarix nilotica
  بواسطة: Salma, Hediat Mohamed Hamad منشور: (1989)
• CASE CONTROL STUDY OF IMPETIGO
  بواسطة: MANAL ABD EL MOUNGUI RAGAB منشور: (1978)
• ECOLOGICAL AND PHYTOCHEMICAL STUDIES ON CENTAUREA SCOPARIA (SIEB.)PLANT
  بواسطة: El Hady, A. F. M. منشور: (1990)