华北农学报 ›› 2011, Vol. 26 ›› Issue (S2): 125-130. doi: 10.7668/hbnxb.2011.S2.029

所属专题: 盐碱胁迫

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光对蔬菜硝酸盐累积的影响及其机理

周晚来1,2, 刘文科2, 杨其长2   

  1. 1. 中国农业科学院麻类研究所, 湖南长沙 410205;
    2. 中国农业科学院农业环境与可持续发展研究所农业部农业环境与气候变化重点开放实验室, 北京, 100081
  • 收稿日期:2011-11-15 出版日期:2011-12-31
  • 通讯作者: 杨其长(1963-),男,安徽无为人,研究员,博士,主要从事农业生物环境工程方面的研究.
  • 作者简介:周晚来(1985-),男,湖南茶陵人,硕士,主要从事设施园艺方面的研究.
  • 基金资助:
    中央级公益性科研院所基本科研业务费项目(BSRF201004);“十二五”国家高技术研究发展计划(“863”计划)项目(2011AA03A114)

Effect of Light on Nitrate Accumulation in Vegetables and the Mechanism Thereof

ZHOU Wan-lai1,2, LIU Wen-ke2, YANG Qi-chang2   

  1. 1. Institute of Bast Fiber Crops, Chinese Academy of Agricultural Sciences, Changsha 410205, China;
    2. Institute of Environment and Sustainable Development in Agriculture, Chinese Academy of Agricultural Sciences, Key Lab. for Agro-Environment and Climate Change, Ministry of Agriculture, Beijing 100081, China
  • Received:2011-11-15 Published:2011-12-31

摘要: 硝酸盐是一类极易在蔬菜特别是叶菜类蔬菜中高量累积的物质,过量摄入硝酸盐对人体健康存在极大的潜在危害。光照是影响植物硝酸盐累积最重要的环境因子之一,笔者分别从光强、光质、光照时间3个方面综述了光对蔬菜硝酸盐累积的影响,阐述了传统的昼夜交替光照模式下蔬菜硝酸盐含量的日变化规律,并着重从硝酸盐吸收和同化的角度综合阐述了光照影响植物硝酸盐累积的机理。

关键词: 光, 硝酸盐, 硝酸盐代谢, 硝酸还原酶

Abstract: Nitrate is a type of substance easily accumulated in vegetables,especially in leaf vegetables,and poses serious health hazard if ingested excessively.Light is one of the most important environmental factors that influence nitrate content in plants.This review summarized the effects of light on nitrate accumulation in vegetables from the aspect of light intensity,light quality and light duration respectively,expatiated the daily variation in nitrate content in vegetables under traditional lighting mode,and summarized the effect mechanism from the aspect of nitrate absorption and assimilation.

Key words: Light, Nitrate, Nitrate metabolism, Nitrate reductase

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引用本文

周晚来, 刘文科, 杨其长. 光对蔬菜硝酸盐累积的影响及其机理[J]. 华北农学报, 2011, 26(S2): 125-130. doi: 10.7668/hbnxb.2011.S2.029.

ZHOU Wan-lai, LIU Wen-ke, YANG Qi-chang. Effect of Light on Nitrate Accumulation in Vegetables and the Mechanism Thereof[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2011, 26(S2): 125-130. doi: 10.7668/hbnxb.2011.S2.029.

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