عناصر مشابهة

• Helminth Parasites of Some Wild Birds
  بواسطة: Ahmed, Nosseur Mohamed Al Sayed منشور: (1994)
• Some morphological studies on the testes of some migrating birds
  بواسطة: El Sayd, Sawsan Mahmoud منشور: (1989)
• Biochemical Studies On Brain Constituents Of Some Species Of Migrating Birds
  بواسطة: Awad Alla, Ahlam Mohamed Ahmed منشور: (1991)
• Ectoparasites of some wild birds
  بواسطة: Abd Alwahab, Abd Alwahab Mohamed منشور: (1996)
• Pathologic Studies on a Particular Nervous Syndrome in Pigeons
  بواسطة: Heikel, Amina Mahmoud Selim Hassan منشور: (2001)