FerreiraI. Q., ArrobasM., ClaroA. M., and RodriguesM. A. “Soil Management in Rainfed Olive Orchards May Result in Conflicting Effects on Olive Production and Soil Fertility”. Spanish Journal of Agricultural Research 11, no. 2 (March 26, 2013): 472-480. Accessed August 20, 2022. https://revistas.inia.es/index.php/sjar/article/view/3501.