عناصر مشابهة

• STUDIES ON THE BIOLOGICAL CONTROL OF CERTAIN PATHOGENIC AND NON PATHOGENIC MICROORGANISMS
  بواسطة: ABDEL HAMID 0M0 EL SHAMY منشور: (1998)
• STUDIES ON THE PATHOGENIC BACTERIA CAUSING CHICKENS MORTALITIES AT DIFFERENT AGES
  بواسطة: EL SAYED MANSOUR ABDEL HAMID ALI منشور: (2009)
• STUDIES ON SOME ACTINOMYCTETES PRODUCING ANTIBIOTICS ISOLATED FROM CERTAIN EGYPTIAN SOILS
  بواسطة: AHMED MOHAMED ABDEL RAOUF منشور: (2004)
• STUDIES ON SOME ACTINOMYCETE ISOLATES FROM CERTAIN DESERT SOIL SAMPLES
  بواسطة: GABER ZAKI MOHAMED AMAN منشور: (2001)
• MICROBIOLOGICAL STUDIES ON SOME PATHOGENIC MICROORGNISMS ISOLATED FROM HUMAN MOUTH
  بواسطة: GAMAL MOHAMED EL-SAID EL-SHERBINY منشور: (2001)