Opposite effects of nitrogen fertilization and plastic film mulching on crop N and P stoichiometry in a temperate agroecosystem
Fan Ding, Shuangyi Li, Xiao-Tao Lü, Feike A. Dijkstra, Sean Schaeffer, Tingting An, Jiubo Pei, Liangjie Sun and Jingkuan Wang
J Plant Ecol . 2019, (4): 682 -692 .  DOI: 10.1093/jpe/rtz006