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中文
A Study on the Techniques of Mechnical Sowing and Fertilization for Sugarbeet by Layers
Li Yan, Guan Jianwu, Xiong Nianceng
ACTA AGRICULTURAE BOREALI-SINICA . 1989, (
4
): 125 -128 . DOI: 10.3321/j.issn:1000-7091.1989.04.024
