Article(id=1307627845283508290, tenantId=1146029695717560320, journalId=1303687221787852879, issueId=1307627835330417093, articleNumber=null, orderNo=null, doi=10.7606/j.issn.1009-1041.2025.08.06, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1721664000000, receivedDateStr=2024-07-23, revisedDate=1724342400000, revisedDateStr=2024-08-23, acceptedDate=null, acceptedDateStr=null, onlineDate=1789692372866, onlineDateStr=2026-09-18, pubDate=1755187200000, pubDateStr=2025-08-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1789692372866, onlineIssueDateStr=2026-09-18, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1789692372866, creator=13701087609, updateTime=1789692372866, updator=13701087609, issue=Issue{id=1307627835330417093, tenantId=1146029695717560320, journalId=1303687221787852879, year='2025', volume='45', issue='8', pageStart='F2', pageEnd='1146', issueExtLink='null', onlineDate='null', pubDate='1755187200000', pubDateStr='2025-08-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1789692370493, creator='13701087609', updateTime=1789723574163, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1307758714606346994, tenantId=1146029695717560320, journalId=1303687221787852879, issueId=1307627835330417093, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1307758714610541299, tenantId=1146029695717560320, journalId=1303687221787852879, issueId=1307627835330417093, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=1041, endPage=1048, ext={EN=ArticleExt(id=1307627846902509635, articleId=1307627845283508290, tenantId=1146029695717560320, journalId=1303687221787852879, language=EN, title=Research on N Translocation, Distribution, and Related Physiological Characteristics of Wheat with Different Grain N Contents, columnId=1305133133406433355, journalTitle=Journal of Triticeae Crops, columnName=Physiology, Ecology and Cultivation, runingTitle=null, highlight=null, articleAbstract=

To explore the influencing factors of wheat grain nitrogen content, two wheat varieties with high grain nitrogen content (HGNC) and two wheat varieties with low grain nitrogen content (LGNC) were used as test materials. The changes in grain nitrogen content of the two types of wheats during the grain filling stage were compared, and the characteristics of nitrogen transport and distribution, as well as the differences in physiological traits such as Rubisco content and protein hydrolysis related enzyme activity in flag leaves were analyzed. The results showed that from late grain filling stage to maturity stage, the grain nitrogen content of HGNC wheat was higher than that of LGNC wheat. The nitrogen accumulation and distribution ratio of leaves and stem & sheaths of HGNC wheat were lower than those of LGNC wheat, and the nitrogen transport intensity of HGNC wheat was higher than that of LGNC wheat. At late grain filling stage, the degradation rate of Rubisco and soluble proteins in HGNC wheat was faster, and the activity of proteolytic enzymes was also more active than that in LGNC wheat. Overall, there was a significant difference in grain nitrogen content between HGNC and LGNC wheat from the late grain filling stage to maturity stage, which was influenced by nitrogen allocation and transport. At middle and late grain filling stages, the degradation intensity of Rubisco and soluble proteins in flag leaves has a negative effect on nitrogen content during wheat maturation, while enzyme activity related to protein hydrolysis has a positive effect.

, authors=Chaojun PENG1, 2, Haibin DONG1, 2, Xueli QI1, 2, Xia HUA1, 2, Chong GAO1, 2, Mingzhong ZHAO1, 2, Lin HU1, 2, authorsList=Chaojun PENG, Haibin DONG, Xueli QI, Xia HUA, Chong GAO, Mingzhong ZHAO, Lin HU, authorCompany=null, correspAuthors=Lin HU, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1307627847196110916, articleId=1307627845283508290, tenantId=1146029695717560320, journalId=1303687221787852879, language=CN, title=不同籽粒氮含量小麦的氮素转运、分配和相关生理特性研究, columnId=1305133133590982733, journalTitle=麦类作物学报, columnName=生理、生态与栽培, runingTitle=null, highlight=null, articleAbstract=

为探讨小麦籽粒氮含量的影响因素,以高籽粒氮含量(HGNC)和低籽粒氮含量(LGNC)的小麦品种各2个作为供试材料,比较了灌浆期两类品种的籽粒氮含量变化,分析了氮素转运、分配特性,以及旗叶中Rubisco含量、蛋白水解相关酶活性等生理性状的差异。结果表明,灌浆后期至成熟期,HGNC小麦的籽粒氮含量高于LGNC小麦,HGNC小麦的叶片、茎鞘氮素积累和分配比例低于LGNC小麦,且HGNC小麦的氮素转运强度高于LGNC小麦;在灌浆中后期HGNC小麦的Rubisco及可溶性蛋白的降解速度较快,蛋白水解酶活性也较LGNC小麦活跃。综上,灌浆后期至成熟期,HGNC和LGNC小麦的籽粒氮含量差异显著,其受氮素分配、转运影响。在灌浆中后期,旗叶中的Rubisco和可溶性蛋白质降解强度对小麦成熟期的氮含量产生负效应,而蛋白水解相关的酶活性则具有正向作用。

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不同籽粒氮含量小麦的氮素转运、分配和相关生理特性研究
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彭超军 1, 2 , 董海滨 1, 2 , 齐学礼 1, 2 , 华夏 1, 2 , 高崇 1, 2 , 赵明忠 1, 2 , 胡琳 1, 2
麦类作物学报 | 生理、生态与栽培 2025,45(8): 1041-1048
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麦类作物学报 |生理、生态与栽培 2025 , 45 (8) : 1041 -1048
不同籽粒氮含量小麦的氮素转运、分配和相关生理特性研究
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彭超军1, 2 , 董海滨1, 2, 齐学礼1, 2, 华夏1, 2, 高崇1, 2, 赵明忠1, 2, 胡琳1, 2
作者信息
  • 1.河南省作物分子育种研究院/河南省小麦生物学重点实验室/河南省麦类种质资源创新与改良重点实验室,河南 郑州 450002
  • 2.神农种业实验室,河南 郑州 450002
通讯作者:
E-mail: (胡琳)
作者简介:

E-mail: (彭超军)

Research on N Translocation, Distribution, and Related Physiological Characteristics of Wheat with Different Grain N Contents
Chaojun PENG1, 2 , Haibin DONG1, 2, Xueli QI1, 2, Xia HUA1, 2, Chong GAO1, 2, Mingzhong ZHAO1, 2, Lin HU1, 2
Affiliations
  • 1.Henan Academy of Crops Molecular Breeding/Key Laboratory for Wheat Biology of Henan Province/Key Laboratory for Innovation and Improvement of Triticeae Germplasm Resources of Henan Province, Zhengzhou, Henan 450002, China
  • 2.The Shennong Laboratory, Zhengzhou, Henan 450002, China
出版时间: 2025-08-15 doi: 10.7606/j.issn.1009-1041.2025.08.06
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为探讨小麦籽粒氮含量的影响因素,以高籽粒氮含量(HGNC)和低籽粒氮含量(LGNC)的小麦品种各2个作为供试材料,比较了灌浆期两类品种的籽粒氮含量变化,分析了氮素转运、分配特性,以及旗叶中Rubisco含量、蛋白水解相关酶活性等生理性状的差异。结果表明,灌浆后期至成熟期,HGNC小麦的籽粒氮含量高于LGNC小麦,HGNC小麦的叶片、茎鞘氮素积累和分配比例低于LGNC小麦,且HGNC小麦的氮素转运强度高于LGNC小麦;在灌浆中后期HGNC小麦的Rubisco及可溶性蛋白的降解速度较快,蛋白水解酶活性也较LGNC小麦活跃。综上,灌浆后期至成熟期,HGNC和LGNC小麦的籽粒氮含量差异显著,其受氮素分配、转运影响。在灌浆中后期,旗叶中的Rubisco和可溶性蛋白质降解强度对小麦成熟期的氮含量产生负效应,而蛋白水解相关的酶活性则具有正向作用。

小麦  /  籽粒氮含量  /  氮转运  /  Rubisco酶  /  蛋白水解酶

To explore the influencing factors of wheat grain nitrogen content, two wheat varieties with high grain nitrogen content (HGNC) and two wheat varieties with low grain nitrogen content (LGNC) were used as test materials. The changes in grain nitrogen content of the two types of wheats during the grain filling stage were compared, and the characteristics of nitrogen transport and distribution, as well as the differences in physiological traits such as Rubisco content and protein hydrolysis related enzyme activity in flag leaves were analyzed. The results showed that from late grain filling stage to maturity stage, the grain nitrogen content of HGNC wheat was higher than that of LGNC wheat. The nitrogen accumulation and distribution ratio of leaves and stem & sheaths of HGNC wheat were lower than those of LGNC wheat, and the nitrogen transport intensity of HGNC wheat was higher than that of LGNC wheat. At late grain filling stage, the degradation rate of Rubisco and soluble proteins in HGNC wheat was faster, and the activity of proteolytic enzymes was also more active than that in LGNC wheat. Overall, there was a significant difference in grain nitrogen content between HGNC and LGNC wheat from the late grain filling stage to maturity stage, which was influenced by nitrogen allocation and transport. At middle and late grain filling stages, the degradation intensity of Rubisco and soluble proteins in flag leaves has a negative effect on nitrogen content during wheat maturation, while enzyme activity related to protein hydrolysis has a positive effect.

Wheat  /  Grain N content  /  N translocation  /  Rubisco  /  Protein hydrolysis related enzyme
彭超军, 董海滨, 齐学礼, 华夏, 高崇, 赵明忠, 胡琳. 不同籽粒氮含量小麦的氮素转运、分配和相关生理特性研究. 麦类作物学报, 2025 , 45 (8) : 1041 -1048 . DOI: 10.7606/j.issn.1009-1041.2025.08.06
Chaojun PENG, Haibin DONG, Xueli QI, Xia HUA, Chong GAO, Mingzhong ZHAO, Lin HU. Research on N Translocation, Distribution, and Related Physiological Characteristics of Wheat with Different Grain N Contents[J]. Journal of Triticeae Crops, 2025 , 45 (8) : 1041 -1048 . DOI: 10.7606/j.issn.1009-1041.2025.08.06
  • 河南省重大科技专项(231100110100)
  • 河南省科技研发计划联合基金项目(222301420025)
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doi: 10.7606/j.issn.1009-1041.2025.08.06
  • 接收时间:2024-07-23
  • 首发时间:2026-09-18
  • 出版时间:2025-08-15
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  • 收稿日期:2024-07-23
  • 修回日期:2024-08-23
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河南省重大科技专项(231100110100)
河南省科技研发计划联合基金项目(222301420025)
作者信息
    1.河南省作物分子育种研究院/河南省小麦生物学重点实验室/河南省麦类种质资源创新与改良重点实验室,河南 郑州 450002
    2.神农种业实验室,河南 郑州 450002

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E-mail: (胡琳)
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Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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