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中文
The Influence of Alfalfa′s Planted Years on Soil Nutrients and the Yield of Subsequent Maize
杨升辉 杨恒山 张玉芹 刘晶 张瑞富 毕文波
Chinese Agricultural Science Bulletin . 2012, (
30
): 131 -134 . DOI: 10.11924/j.issn.1000-6850.2011-3832
