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中文
Fertilization Consultant System for Beijing Crop Production Suburbs Main Frame Design and Implementation
Li Tianhong, Sun Yanxin, Xue An, Zhang Youshan, Yao Jun
ACTA AGRICULTURAE BOREALI-SINICA . 2002, (
1
): 131 -135 . DOI: 10.3321/j.issn:1000-7091.2002.01.026
