氮肥及拿敌稳施用量对水稻病害及其产量的影响

Journal of Northeast Agricultural Sciences(2021)

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Abstract
为探究氮肥及拿敌稳对水稻稻瘟病和纹枯病的防治效果及产量的影响,通过田间小区试验,对各个处理施用不同氮肥及药量.结果表明:拿敌稳对水稻稻瘟病及纹枯病均有较好的防治效果且随浓度的增加防治效果增强;与常规施氮相比较,减氮20%有利于对稻瘟病的防治;施用拿敌稳300 g/hm2并减氮20%对病害的防治效果最好且产量最高.
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