![Gamal EL GHAZALI | Professor | PhD | National Centre for Research, Sudan, Khartoum | Medicinal & Aromatic Plants Research Institute Gamal EL GHAZALI | Professor | PhD | National Centre for Research, Sudan, Khartoum | Medicinal & Aromatic Plants Research Institute](https://i1.rgstatic.net/ii/profile.image/356499617533953-1462007540723_Q512/Gamal_El_Ghazali.jpg)
Gamal EL GHAZALI | Professor | PhD | National Centre for Research, Sudan, Khartoum | Medicinal & Aromatic Plants Research Institute
TABLE OF CONTENTS 1. Introduction ..............................................................................................
![Wail ABDALLA | Assistant Professor | PhD | Qassim University, Buraydah | College of Sciences and Arts at Al Rass Wail ABDALLA | Assistant Professor | PhD | Qassim University, Buraydah | College of Sciences and Arts at Al Rass](https://i1.rgstatic.net/ii/profile.image/357613419155459-1462273091623_Q512/Wail_Abdalla2.jpg)