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Influence of organic fertilizer substituting chemical fertilizer on the yield and potassium use efficiency of potato-wheat rotation system
QIN Yonglin, SHI Xiaohua, JIA Liguo, KANG Wenqin, FAN Mingshou
Journal of Northern Agriculture . 2019, (
4
): 47 -51 . DOI: 10.3969/j.issn.2096-1197.2019.04.08
