Effect of Petroleum Crude Oil on Mineral Nutrient Elements, Soil Properties and Bacterial Biomass of the Rhizosphere of Jojoba (Simmondsia chinensis Link C.K. Schneid.) - Shukry, W. M.; Al-Hawas, G. H. S.; Al-Moaikal, R. M. S.; El-Bendary, M. A. (Current Perspectives to Environment and Climate Change Vol. 2, 2019)