K., Nabila E., Abou rayya M. S., and El-Sheikh M. H. “Study on Root Density of Picual and Manzanillo Olive Trees Root System at Different Soil Types”. Journal of Innovations in Pharmaceutical and Biological Sciences 3, no. 2 (April 5, 2016): 127–133. Accessed May 7, 2024. https://jipbs.com/index.php/journal/article/view/148.