根际溶氧量在水稻氮素利用中的作用机制研究

被引:13
作者
赵霞
徐春梅
王丹英
陈松
计成林
陈丽萍
章秀福
机构
[1] 中国水稻研究所水稻生物学国家重点实验室
关键词
根际溶氧量; 水稻; 氮素利用;
D O I
暂无
中图分类号
S511 [稻];
学科分类号
0901 ;
摘要
稻田淹水使水稻根际溶氧量处于较低水平,导致土壤理化性状及微生物群落结构发生一系列的变化,直接影响氮素的硝化、反硝化和矿化作用。改变土壤各形态氮素的比例,不利于植株对氮素的吸收和利用。本文从水稻对不同氮素形态的吸收利用、根际溶氧量对水稻氮吸收代谢的作用、根际溶氧量对水稻氮素利用率的影响等三个方面综述了国内外相关研究进展,同时结合本课题近年来有关水稻氮氧互作机制的研究结果,对今后相关研究作了展望。
引用
收藏
页码:647 / 652
页数:6
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