الفهرس 
Types of biofuels
Dark fermentationOnly 14 pages are availabe for public view
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Abstract
First of all, I would like to thank Allah, Most Gracious, Most Merciful for His grace and guidance and for giving me strength and patience to execute this step on my way to improving my knowledge through this effort during my study and completing this thesis and blessed me in all aspects of my life. I hope that this work will be helpful to all students studying in this field. I would like to express my great thanks to my supervisors; Prof. Dr. Mostafa Mohamed El- Sheekh, Professor of Phycology, Botany Department, Faculty of Science, Tanta University,Prof. Prof. Dr. Metwally Abd-El-Azeem Metwally Professor of microbiology, Botany Department, Faculty of Science, Tanta University and Prof. Dr. Mostafa Elsayed Elshobary Associate Professor of Phycology Botany Department, Faculty of Science, Tanta University for constant encouragement, useful comments, stimulating suggestions, remarks and keen interest throughout this study. They help me during the practical work of the present study, stimulating suggestions, close supervision, continuous support, valuable advice, writing, and revising this thesis.