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Study on Spring Corn Soil Tests for Fertilizer Recommendations Technique Parameter
耿艳秋 刘淑霞 张亦驰 高强 许继平 吴立君 娄玉杰
Chinese Agricultural Science Bulletin . 2012, (27): 26 -30 .  DOI: 10.11924/j.issn.1000-6850.2011-3113