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Welcome to Acta Prataculturae Sinica ! Today is
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ISSN 1004-5759 CN 62-1105/S
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中文
Preliminary study of a sufficiency index of soil N and recommended N fertilizer application rates for alfalfa in the Loess Plateau of China
Hong-ren SUN, Xian-guo WANG, Yao-jun BU, Nan QIAO, Bo REN
Acta Prataculturae Sinica . 2022, (
4
): 32 -42 . DOI: 10.11686/cyxb2021077