II. ACKNOWLEDGEMENTS
We would like to thank Mr. Mohamed Yousef (head of the Research and Survey Section) for his continuous encouragement and support throughout this work. Our thanks goes also to Mr. Khalid Irani (RSCN manager) for providing us with the night vision scope. Mr Chris Johnson revewed the manuscript of the report to which we are thankful. The help of Mr. Laith El-Moghrabi and Maher Qishawi in.the survey is also acknoledged. We are grateful for the help of Ms. Marina Shubat, Ms. Enas Sakejha and Mr. Will Flanagan for their help in preparing the maps. Mr. Wasef Sharadqa also helped in part of the work to which we are thankful. We would like also to thank Mr. Yehya Shhadeh, Mr. Tarek Abu el Hawa and Mr. Khaldoon Kewan for their help. Our gratitude goes also to our guide in Rum, Mr. Saleem Zalabya, for his help during the survey.
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| I SUMMARY | I ARABIC SUMMARY | II. ACKNOWLEDGEMENTS |
| 1 . INTRODUCTION | 2 . METHODS | 3 . RESULTS AND DISCUSSION |
| 4 . RECOMMENDATIONS | 5 . REFERENCES SITED | APPENDICES |