عناصر مشابهة

• Ectoparasites of some wild birds
  بواسطة: Abd Alwahab, Abd Alwahab Mohamed منشور: (1996)
• The role of some wild birds in transmitting enterobacteriaceae infection to poultry farms
  بواسطة: Abd Allah, Bakr Mohamed Bakr منشور: (1995)
• Some morphological studies on the testes of some migrating birds
  بواسطة: El Sayd, Sawsan Mahmoud منشور: (1989)
• Studies on some parasites in some wild birds in Qena governorate
  بواسطة: Abd Allatif, Mohey Aldin Zin Alabdein منشور: (2004)
• Some Studies In Clostridial Infections In Birds
  بواسطة: Mostafa, Mohamed Gameal منشور: (2000)