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Acta Agriculturae Boreali-Sinica
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中文
The Efficiency of NPK Long-term Application in Double Cropping System and the Effect on Soil Fertility
Liu Zongheng, Luo Yiyun, Zhou Xiaofen
ACTA AGRICULTURAE BOREALI-SINICA . 1989, (
S1
): 187 -194 . DOI: 10.3321/j.issn:1000-7091.1989.z1.034
