Assessment of organic compost and biochar in promoting phytoremediation of crude-oil contaminated soil using <i>Calendula officinalis</i> in the Loess Plateau, China

WANG Jincheng, JING Mingbo, ZHANG Wei, ZHANG Gaosen, ZHANG Binglin, LIU Guangxiu, CHEN Tuo, ZHAO Zhiguang

Journal of Arid Land . 2021, (6): 612 -628 . DOI: 10.1007/s40333-021-0011-7