عناصر مشابهة

• GENETICAL STUDIES ON SOME EFFECTIVE GENES PRODUCED THE INDOLE ALKALOID IN CATHARANTHUS SP
  بواسطة: ISLAM MOHAMED SALAMA EL SAYED منشور: (2006)
• SOME STUDIES ON THE EFFECT OF THE GROWTH REGULATOR UNICONAZOLE ON GROWTH SOME METABOLIC CHANGES LEVEL OF ENDOGENOUS HORMONES AND PRODUCTIVITY OF WHEAT PLANTS
  بواسطة: FATMA MOHAMED ABD EL KHALEK EL KADY منشور: (2002)
• MICROBIOLOGICAL STUDIES ON ISMAILIA CANAL RIVER NILE, EGYPT
  بواسطة: AHMED SHEHATA EL SAYED MOHAMED منشور: (2008)
• STUDIES ON SEED -BORNE DISEASES FUNGI OF RICE AND ITS CONTROL
  بواسطة: EL SAYED AHMED MOHAMED IBRAHIM منشور: (2003)
• ECOLOGICAL STUDIES ON THE EFFECT OF SEWAGE POLLUTION ON CERTAIN PLANTS
  بواسطة: HANAN EL -SAYED MOHAMED ABDEL -AAL منشور: (2001)