东北一季作农田秋末土壤中无机氮的累积

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陈欣, 张庆忠, 鲁彩艳, 史奕, 张璐

Accumulation of soil inorganic nitrogen in mono-harvesting farmlands of northeast China in late autumn

CHEN Xin, ZHANG Qingzhong, LU Caiyan, SHI Yi, ZHANG Lu

应用生态学报 . 2004, (10): 1887 -1890 .