عناصر مشابهة

• Morphobiological Studies On Parasites Of Pigeons
  بواسطة: Metwally, Dina Mahmoud Ahmed منشور: (2003)
• Pathologic Studies on a Particular Nervous Syndrome in Pigeons
  بواسطة: Heikel, Amina Mahmoud Selim Hassan منشور: (2001)
• Study on Acarines Associated with S Ome Species of Birds n Taif Governorate
  بواسطة: Al Otaibi, Wafaa Mohammed Moadi منشور: (2011)
• Changes In Biophysiological characters As A Result Of Migration In Birds
  بواسطة: Selim, Salah Ibrahim منشور: (1994)
• A COMPARATIVE NICHE STUDY OF WINTERING WOODPECKERS
  بواسطة: Felemban, Hassan M. منشور: (1982)