Document Type : research articles
1 Botany&microbiology-faculty of science Damietta Univ.
2 Cairo University
3 Laser Physics & spectroscopy, National Institute of Laser Enhanced Sciences (NILES), Cairo University, Cairo, Egypt
4 Specialist restoration of Islamic monuments in the governorates of Dakahlia and Damietta. Ministry of Antiquities, Ismaiel EL-Maeiney St, off EL-Tahrir Street, Damietta, Egypt.