Browsing by Author "Hammouda, F. M. [فايزة محمود حمودة]"

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    • Comparative studies of the oil from silybum marianum cultivated in Egypt using glc 

      Hammouda, F. M. [فايزة محمود حمودة]; Ismail, S. I.; Hassan, N. M.; Zaki, A. K. ( Qatar University , 1994 , Article)
      Quantitative comparative study of the oil fraction constituents in the fruits of Silybum marianum successfully cultivated in new reclaimed land with those of the two wild types viz., purple flower and white flower bearing ...

    • Evaluation of Some Local Egyptian Plants as a Source of Chlorophyll Pigments 

      Hammouda, F. M. [فايزة محمود حمودة]; Ismail, S. I.; Hussiney, H. A.; Hussein, A. A. ( Qatar University , 1994 , Article)
      Four plant materials viz. Spinacia oleracae Linn, (spinach), Beta vulgaris Limm (chard), Medicago sativa Linn, (alfalfa) and Petroselinum sativum Hoff. (parsely) were studied as local sources for the preparation of chlorophyll ...

    • Pyrrolizidine alkaloids from alkanna orientalis (L.) Boiss 

      Hammouda, F. M. [فايزة محمود حمودة]; Ismail, S. I.; Hassan, N. M.; Tawfiq, W. A.; Kamel, A. ( Qatar University , 1992 , Article)
      Three pyrrolizidine alkaloids; 7-angelyl retronecine (I), 9-angelyl retronescine (II), and dihydroxytriangularine (III) were isolated by DCCC and VLC from Alkanna orientalis growing in Egypt. Their structures were elucidated ...