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水稻“三控”施肥氮肥调减幅度试验初报

应国勇,刘桅,朱智亮,刘招亮,汤志文,王振飞

China Agricultural Technology Extension（2016）

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Abstract
本试验研究了水稻“三控”施肥技术氮肥调减施氮量及施肥时期对水稻产量、病虫害发生及经济效益的影响.结果表明:水稻“三控”施肥技术调减施氮量,减少基蘖肥比例和推迟分蘖肥施用时期,能有效地控制苗峰,提高成穗率,增加穗粒数,提高结实率,减轻病虫害的发生,达到增产增收的目的.
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