Acknowledgements
The authors are very grateful to Prof. Younes Y. Molan for providing the pure cultures of the two species used in our study. We also very thankful to Dr. Mahmoud El-Komi for his technical assistance in the laboratory work. The authors also gratefully acknowledge their appreciation to the Agriculture Research Center at the College of Food and agricultural Sciences and Deanship of Scientific Research, King Saud University for supporting this research work.