Fatma, S. A. M.; Sanaa, A. A. A.; Elham, A. S.; Zakeya, E. A. A.; Hoda, E. H.; El-Desouky, M. E. Efficiency of Pelargonium graveolens and Gaultheria procumbens essential oils and their formulations on Tetranychus urticae (Acari: Tetranychidae) and two predatory phytoseiid mites. Int. J. Agric. Tech. 2017, 13, 433-446.