عناصر مشابهة

• SOME ECOLOGICAL AND TOXICOLOGICAL STUDIES ON CERTAIN EGUPTIAN PATS
  بواسطة: EZZAT ABDEL RAZEK ABDEL HAMID منشور: (1997)
• STRATEGIC DECISION MAKERS: A STUDY OF BUSINESS AND GOVERNMENT TOP EXECUTIVES IN SAUDI ARABIA
  بواسطة: Al Malik, Sulaiman M. منشور: (1989)
• Physiological and biotechnological studies on some medicinal plants
  بواسطة: Samir Sabry Abdelfatah Issa منشور: (2012)
• STUDY ON COMPBINING ABILITY FOR TOP CROSSES IN COTTON
  بواسطة: HASSAN AMIN EL-HOSEINY HASSAN منشور: (2004)
• STUDIES ON COMBINING ABILITY UNDER TWO SOWING DATES IN SOME TOP - CROSSES IN MAIZE
  بواسطة: IBRAHIM NAGAH ABD EL - ZAHER MOHAMED منشور: (2011)