Formula fertilization of nitrogen and potassium fertilizers reduces cadmium accumulation in Panax notoginseng

Yue Shia, Rongfeng Pua*, Lanping Guob, Jinhui Mana, Bingpeng Shanga, Xiaohong Oua, Chunyan Daia, Pengfei Liua, Xiuming Cuia# & Yang Ye*a#a Yunnan Provincial Key Laboratory of Panax notoginseng, Key Laboratory of Panax notoginseng Resources Sustainable Development and Utilization of State Administration of Traditional Chinese Medicine, Kunming Key Laboratory of Sustainable Development and Utilization of Famous-Region Drug, Faculty of Life Science and Technology, Kunming University of Science and Technology, Kunming, Chinab China Academy of Chinese Medicinal Sciences, Chinese Medica Resources Center, Beijing, China