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稳定性长效氮肥对春玉米产量与效益的影响
徐竹英 程建和 郝跃红 张丽
Effect of Stable Long-acting Nitrogen Fertilizer on Yield and Efficiency of Spring Maize
中国农学通报 . 2013, (24): 109 -113 .  DOI: 10.11924/j.issn.1000-6850.2012-2349