**Acknowledgements**

All praise and thanks are due to the Lord of universe Allah for giving me inspiration, patience, time, strength and knowledge to complete this study. I am deeply indebted to Prof. Dr. Shler Mahmood Taha for her excellent advice, support, motivation, encouragement and patience that extended to me in the success of this study. I would also like to thank IntechOpen for their kind assistant. Extracted search from A Dissertation "Effect of Photoperiod and Foliar of Calcium on Growth, Flowering and Yield Quality Storage of Two Strawberry Cultivars (Fragaria X ananassa -Duch)" By Parween Muhammad Kareem Rozbiany and Prof. Dr. Shler Mahmud Taha. Erbil-Iraq. May 2020.
