Impact of oil contamination of grey forest soil on its nutrient status and plant safetyRegina A. Osipova, Minnegali Yu. Gilyazov, Svetlana Zh. Kuzhamberdieva and Bahytbek B. AbzhalelovBIO Web Conf., 27 (2020) 00046DOI: https://doi.org/10.1051/bioconf/20202700046