城乡梯度上一年生杂草叶片氮磷含量的变化及其与土壤氮磷的关系
段秀文, 蔡北溟, 陈晓双, 崔易翀, 达良俊
Variation of leaf nitrogen and phosphorus of annual weeds along urban rural gradient and their relationships with soil fertility
DUAN Xiu-Wen, CAI Bei-Ming, CHEN Xiao-Shuang, CUI Yi-Chong, DA Liang-Jun-
华东师范大学学报（自然科学版） . 2015, (2): 133 - .  DOI: 10.3969/j.issn.1000-5641.2015.02.016