**Author details**

Hamadttu Abdel Farag El-Shafie Date Palm Research Center of Excellence, King Faisal University, Saudi Arabia

\*Address all correspondence to: elshafie62@yahoo.com

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
