Mohamed Abd El kawy Abd El syaed Mohamed <br/><br/>
Taxonomical and physiological studies on periwinkle plants /  
 دراسات تصنيفية وفسيولوجية على نباتات الونكا 
Mohamed Abd El kawy Abd El syaed Mohamed ; Supervised Berlant Roshdy Mohamed , Sayed F.Khalifa , Hazem A.Mansour 
 - Cairo :   Mohamed Abd El kawy Abd El syaed Mohamed ,   2003 
 - 286P :   facsimiles ;   25cm 
<br/><br/>Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Medicinal and Aromatic Plants 
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<br/><br/><label>Subjects--Index Terms: </label>Fertilization Treatment Periwinkle plants Taxonomical