长江流域氮的生物地球化学循环及其对输送无机氮的影响——1968~1997年的时间变化分析
晏维金, 章申, 王嘉慧
Nitrogen Biogeochemical Cycling in the Changjiang Drainage Basin and its Effect on Changjiang River Dissolved Inorganic Nitrogen: Temporal Trend for the Period 1968~1997
YAN Wei jin, ZHANG Shen, WANG Jia hui
地理学报 . 2001, (5): 505 -514 .  DOI: 10.11821/xb200105001