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植物对氮磷亏缺的生长及生理、分子响应研究进展

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氮和磷是植物需求的大量元素,其在促进植物生长、提高作物产量和品质等方面发挥着重要的作用.氮磷亏缺会减缓植物生长、抑制光合作用,影响渗透调节物质、膜系统及相关酶活性变化等,此时植物会触发相应的生理及分子响应机制来维持正常生长.基于以上研究结果,通过综述氮磷亏缺对植物生长发育的影响研究成果,并对植物在氮磷亏缺下的分子响应机制进行总结,筛选出响应氮磷亏缺的关键应答基因,以便于未来构建高氮磷利用效率的转基因植株,为植物的栽培管理、筛选并创制高效利用氮磷的经济植物提供参考.
Research Progress on Growth,Physiology,and Molecular Response of Plants to Nitrogen and Phosphorus Deficiency
Nitrogen and phosphorus are macro-element required by plants,playing important roles in promoting plant growth,improving crop yield and quality.Nitrogen and phosphorus deficiency can slow down plant growth,inhibit photo-synthesis,affect changes in osmoregulatory substances,membrane systems,and related enzyme activities.At this time,plants will trigger corresponding physiological and molecular response mechanisms to maintain normal growth.Based on the above research results,this paper reviews the research results on the impact of nitrogen and phosphorus deficiency on plant growth and development,and summarizes the molecular response mechanisms of plants under nitrogen and phos-phorus deficiency,and key response genes in response to nitrogen and phosphorus deficiency were selected to facilitate the construction of transgenic plants with high nitrogen and phosphorus utilization efficiency in the future,providing refer-ence for plant cultivation management,screening,and creating efficient economic plants that utilize nitrogen and phos-phorus.

low nitrogenlow phosphorusphysiological propertiesmolecular response mechanism

程功、焦洁洁、蒋建潮、薛逸琳、郑炳松、闫道良

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浙江农林大学亚热带森林培育国家重点实验室 杭州 311300

浙江省林业科学研究院 杭州 310023

杭州建德林场 杭州 311604

低氮 低磷 生理特性 分子响应机制

2024

湖北林业科技
湖北省林业科学研究院

湖北林业科技

影响因子:0.398
ISSN:1004-3020
年,卷(期):2024.53(5)