Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents

Foxtail millet [Setaria italica (L.) P. Beauv.], as a rich source of folates, has been cultivated on arid infertile lands, for which N deficiency is one of the major issues. Growing environments might have a significant influence on cereal folate levels. However, little is known whether N deficiency...

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Main Authors: Yuan Wang, Jin-song Wang, Er-wei Dong, Qiu-xia Liu, Li-ge Wang, Er-ying Chen, Xiao-yan Jiao, Xian-min Diao
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Nutrition
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2023.1035739/full
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author Yuan Wang
Jin-song Wang
Er-wei Dong
Qiu-xia Liu
Li-ge Wang
Er-ying Chen
Xiao-yan Jiao
Xian-min Diao
author_facet Yuan Wang
Jin-song Wang
Er-wei Dong
Qiu-xia Liu
Li-ge Wang
Er-ying Chen
Xiao-yan Jiao
Xian-min Diao
author_sort Yuan Wang
collection DOAJ
description Foxtail millet [Setaria italica (L.) P. Beauv.], as a rich source of folates, has been cultivated on arid infertile lands, for which N deficiency is one of the major issues. Growing environments might have a significant influence on cereal folate levels. However, little is known whether N deficiency modulates cereal folate levels. In order to obtain enriched folate foxtail millet production in nutrient-poor soil, we conducted a study investigating the content of folate derivatives of 29 diverse foxtail millet cultivars under two N regimes (0 and 150 kg N ha−1) for 2 years to explore folate potential grown under low N. The contents of total folate and most derivatives were reduced by N deficiency. The effect on total folate content caused by N was stronger than cultivar genotype did. Folate content of enriched folate cultivars was prone to be reduced by N deficiency. Structural equation models (SEMs) revealed that N fertilization had a positive indirect effect on grain folate content through influencing plant N and K accumulation. Collectively, the results indicate much more attention should be paid to N management when foxtail millet is cultivated in infertile soil, to improve foxtail millet folate contents.
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spelling doaj.art-ebd5153a6c664ef98ed51631d280adeb2023-01-18T05:47:19ZengFrontiers Media S.A.Frontiers in Nutrition2296-861X2023-01-011010.3389/fnut.2023.10357391035739Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contentsYuan Wang0Jin-song Wang1Er-wei Dong2Qiu-xia Liu3Li-ge Wang4Er-ying Chen5Xiao-yan Jiao6Xian-min Diao7College of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaCollege of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaCollege of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaCollege of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaCollege of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaInstitute of Crop Research, Shandong Academy of Agricultural Sciences, Jinan, ChinaCollege of Resources and Environment, Shanxi Agricultural University, Taiyuan, Shanxi, ChinaInstitute of Crop Sciences, Chinese Academy of Agricultural Sciences, Beijing, ChinaFoxtail millet [Setaria italica (L.) P. Beauv.], as a rich source of folates, has been cultivated on arid infertile lands, for which N deficiency is one of the major issues. Growing environments might have a significant influence on cereal folate levels. However, little is known whether N deficiency modulates cereal folate levels. In order to obtain enriched folate foxtail millet production in nutrient-poor soil, we conducted a study investigating the content of folate derivatives of 29 diverse foxtail millet cultivars under two N regimes (0 and 150 kg N ha−1) for 2 years to explore folate potential grown under low N. The contents of total folate and most derivatives were reduced by N deficiency. The effect on total folate content caused by N was stronger than cultivar genotype did. Folate content of enriched folate cultivars was prone to be reduced by N deficiency. Structural equation models (SEMs) revealed that N fertilization had a positive indirect effect on grain folate content through influencing plant N and K accumulation. Collectively, the results indicate much more attention should be paid to N management when foxtail millet is cultivated in infertile soil, to improve foxtail millet folate contents.https://www.frontiersin.org/articles/10.3389/fnut.2023.1035739/fullfoxtail milletcultivarsfolatesnitrogen deficiencyplant NPK accumulationnitrogen recovery efficiency
spellingShingle Yuan Wang
Jin-song Wang
Er-wei Dong
Qiu-xia Liu
Li-ge Wang
Er-ying Chen
Xiao-yan Jiao
Xian-min Diao
Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
Frontiers in Nutrition
foxtail millet
cultivars
folates
nitrogen deficiency
plant NPK accumulation
nitrogen recovery efficiency
title Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
title_full Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
title_fullStr Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
title_full_unstemmed Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
title_short Foxtail millet [Setaria italica (L.) P. Beauv.] grown under nitrogen deficiency exhibits a lower folate contents
title_sort foxtail millet setaria italica l p beauv grown under nitrogen deficiency exhibits a lower folate contents
topic foxtail millet
cultivars
folates
nitrogen deficiency
plant NPK accumulation
nitrogen recovery efficiency
url https://www.frontiersin.org/articles/10.3389/fnut.2023.1035739/full
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