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Acta Agriculturae Boreali-Sinica
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中文
The Nitrogen Balance of Crop Field Soil in North Area of China
Zhao Zheada, Zhang jinsheng, Ren Shunrong, Zhou Yimin
ACTA AGRICULTURAE BOREALI-SINICA . 1988, (
4
): 67 -72 . DOI: 10.3321/j.issn:1000-7091.1988.04.013
