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玉米氮效率及其研究进展
引用本文:王进军, 黄瑞冬.玉米氮效率及其研究进展[J].玉米科学,2005,13(1):089-092.
作者姓名:王进军  黄瑞冬
作者单位:沈阳农业大学农学院,农业部作物生理生态遗传育种重点开放实验室,辽宁,沈阳,110161
摘    要:玉米氮效率的基因型差异决定了不同氮肥供应条件下氮素吸收能力的差异,选用氮高效品种可以在低氮条件下获得高产,减少氮肥的浪费.近年来国内外对玉米氮效率的研究主要有以下几个方面:植株性状与氮效率的关系、氮效率的生理生化基础、氮效率的遗传改良等.对玉米氮效率及研究进展进行了综述,并讨论了如何继续开展对玉米氮效率的研究工作。

关 键 词:玉米  氮效率  植株性状  生理生化  遗传改良
文章编号:1005-0906(2005)01-0089-04
收稿时间:2004/4/14 0:00:00
修稿时间:2004年4月14日

Nitrogen Use Efficiency and Its Research Advances in Maize
WANG Jin-jun; HUANG Rui-dong.Nitrogen Use Efficiency and Its Research Advances in Maize[J].Journal of Maize Sciences,2005,13(1):089-092.
Authors:WANG Jin-jun; HUANG Rui-dong
Abstract:The difference of nitrogenous absorption capability of maize is decided by genetic variability of NUE (nitrogen use efficiency). So, breeding N efficient variety may acquire high yield with low N input and reduce the waste of N fertilizer. In recent years, the researches on NUE of maize focused primarily on the relations between plant characters and NUE, the physiological and biochemical basis of NUE as well as the genetic improvement. The research advances in this area were reviewed and the further research was discussed.
Keywords:Maize  Nitrogen use efficiency  Plant character  Physiology and biochemistry  Genetic improvement
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