عناصر مشابهة

• Some studies on non infectious respiratory diseases affecting sheep and their treatment
  بواسطة: Yousif, Mohamed Ahmed Aly منشور: (1981)
• STUDIES ON SOME FACTORS AFFECTING OSTRICH PRODUCTION IN EGYPT
  بواسطة: NASHAT SAID IBRAHIM AMER منشور: (2005)
• STUDIES OF SOME FACTORS AFFECTING MEAT PRODUCTION OF ANY IMPROVED LOCAL STRAINS
  بواسطة: MOHAMED DARWISH AHMED SHALDAM منشور: (2003)
• STUDIES ON SOME FACTORS AFFECTING PRODUCTIVE PERFORMANCE AND FERTILITY OF JAPANESE QUAIL (COTURNIX COTURNIX JAPONICA)
  بواسطة: SAMI MOHAMED ABDEL MAGIED SAYED منشور: (2006)
• Behaviour of Some Farm Animals under Different Systems of Housing
  بواسطة: Hamouda, Kamal Hassan Saleh منشور: (1988)