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包膜氮肥在黄褐土小麦上的施用效果

Jiangsu Agricultural Sciences(2008)

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Abstract
本试验采用大田小区试验的方法,针对ZP包膜氮肥在黄褐土小麦上施用的肥效进行了研究。研究结果表明:ZP包膜氮肥与尿素以5∶5配合施用,较纯施尿素小麦增产28.93%,氮素利用率可达33.8%,提高10.2个百分点,纯利润增1 246.2元/hm2,且可提高土壤肥力,减少肥料养分淋洗下渗。
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