| 水稻生产氮肥运筹对产量及其构成因素的影响 |
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| 引用本文： | 李殿平.水稻生产氮肥运筹对产量及其构成因素的影响[J].北方水稻,2015,45(2):23-24,34. |
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| 作者姓名： | 李殿平 |
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| 作者单位： | 铁岭市农业科学院,辽宁铁岭,112616 |
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| 摘 要： | 以北方超级稻铁粳7号为试材,重点分析了水稻生产氮肥运筹对产量及其构成因素的影响。结果表明,铁粳7号的实际产量以施纯氮255 kg/hm2、基蘖肥与穗粒肥比为8:2处理下达到最高为9 270.1 kg/hm2,以较高的有效穗数和每穗实粒数获得高产;施纯氮210 kg/hm2、基蘖肥与穗粒肥比为6:4处理下次之为9 131.5 kg/hm2,以较高的每穗实粒数和千粒重来获得高产,二者产量差异不大。
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| 关 键 词： | 水稻 氮肥运筹 产量构成因素 |
Effects of Different Nitrogen Application on Yield and Its Component Factors of Rice |
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| LI Dian-ping.Effects of Different Nitrogen Application on Yield and Its Component Factors of Rice[J].Reclaiming and Rice Cultivation,2015,45(2):23-24,34. |
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| Authors: | LI Dian-ping |
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| Institution: | LI Dian-ping;Tieling Academy of Agricultural Sciences; |
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