Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality
The critical nitrogen (Nc) dilution curve is considered an effective method for crop nitrogen (N) diagnosis, fertilization decision-making, and crop modeling. The Nc dilution curve is typically described using a power function curve (Nc = A1W−A2). This study established a universal Nc dilution curve...
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Elsevier
2024-12-01
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| Series: | Journal of Agriculture and Food Research |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S2666154324003338 |
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| author | Bo Yao Wei Jiang Dingchun Yan Liuchen Zhang Erdeng Ma Xiaopeng Deng Zhaoli Xu Weichao Sun Junying Li Liang Tang |
| author_facet | Bo Yao Wei Jiang Dingchun Yan Liuchen Zhang Erdeng Ma Xiaopeng Deng Zhaoli Xu Weichao Sun Junying Li Liang Tang |
| author_sort | Bo Yao |
| collection | DOAJ |
| description | The critical nitrogen (Nc) dilution curve is considered an effective method for crop nitrogen (N) diagnosis, fertilization decision-making, and crop modeling. The Nc dilution curve is typically described using a power function curve (Nc = A1W−A2). This study established a universal Nc dilution curve and evaluated its potential application in flue-cured tobacco (Nicotiana tabacum L.) N diagnosis, yield, and quality regulation. Field experiments were conducted involving three tobacco varieties (Honghuadajinyuan, Yunyan87, and K326) and four N application rates (0 to > 90 kg N ha−1). The study was conducted in Southwest China from 2021 to 2022. The universal Nc curve obtained across all experimental data was 3.45 W−0.39. The parameter A2 was more susceptible to genotype and environment interactions than parameter A1. The uncertainty first rapidly decreased and then remained at a lower value as biomass increased. The relationship between leaf biomass and days after transplantation and accumulated growth degree was robust. The N nutrition index (NNI) and accumulated N deficiency effectively determined leaf N status and N demand, respectively. There was an inverse correlation between the NNI, leaf yield, and between the superior and medium leaf ratios. The quantitative relationship can be used to adjust the synergistic production of tobacco yield and leaf quality. |
| format | Article |
| id | doaj-art-07fbd719fee147f6bc03a8dd5836f055 |
| institution | DOAJ |
| issn | 2666-1543 |
| language | English |
| publishDate | 2024-12-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Journal of Agriculture and Food Research |
| spelling | doaj-art-07fbd719fee147f6bc03a8dd5836f0552025-08-20T02:49:04ZengElsevierJournal of Agriculture and Food Research2666-15432024-12-011810129610.1016/j.jafr.2024.101296Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and qualityBo Yao0Wei Jiang1Dingchun Yan2Liuchen Zhang3Erdeng Ma4Xiaopeng Deng5Zhaoli Xu6Weichao Sun7Junying Li8Liang Tang9National Engineering and Technology Center for Information Agriculture, Engineering Research Center for Smart Agriculture, Ministry of Education, Key Laboratory for Crop System Analysis and Decision Making, Ministry of Agriculture and Rural Affairs, Jiangsu Key Laboratory for Information Agriculture, Jiangsu Collaborative Innovation Center for Modern Crop Production, Nanjing Agricultural University, Nanjing, 210095, Jiangsu, ChinaNational Engineering and Technology Center for Information Agriculture, Engineering Research Center for Smart Agriculture, Ministry of Education, Key Laboratory for Crop System Analysis and Decision Making, Ministry of Agriculture and Rural Affairs, Jiangsu Key Laboratory for Information Agriculture, Jiangsu Collaborative Innovation Center for Modern Crop Production, Nanjing Agricultural University, Nanjing, 210095, Jiangsu, ChinaTobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, Shandong, 266101, ChinaYunnan Academy of Tobacco Agriculture Science, No.33 Yuantong Street, Kunming, Yunnan, 650021, ChinaYunnan Academy of Tobacco Agriculture Science, No.33 Yuantong Street, Kunming, Yunnan, 650021, ChinaYunnan Academy of Tobacco Agriculture Science, No.33 Yuantong Street, Kunming, Yunnan, 650021, ChinaYunnan Academy of Tobacco Agriculture Science, No.33 Yuantong Street, Kunming, Yunnan, 650021, ChinaAerospace Information Research Institute, Chinese Academy of Sciences, No.9 Dengzhuang South Road, Haidian District, Beijing, 100094, ChinaYunnan Academy of Tobacco Agriculture Science, No.33 Yuantong Street, Kunming, Yunnan, 650021, China; Corresponding author.National Engineering and Technology Center for Information Agriculture, Engineering Research Center for Smart Agriculture, Ministry of Education, Key Laboratory for Crop System Analysis and Decision Making, Ministry of Agriculture and Rural Affairs, Jiangsu Key Laboratory for Information Agriculture, Jiangsu Collaborative Innovation Center for Modern Crop Production, Nanjing Agricultural University, Nanjing, 210095, Jiangsu, China; Corresponding author.The critical nitrogen (Nc) dilution curve is considered an effective method for crop nitrogen (N) diagnosis, fertilization decision-making, and crop modeling. The Nc dilution curve is typically described using a power function curve (Nc = A1W−A2). This study established a universal Nc dilution curve and evaluated its potential application in flue-cured tobacco (Nicotiana tabacum L.) N diagnosis, yield, and quality regulation. Field experiments were conducted involving three tobacco varieties (Honghuadajinyuan, Yunyan87, and K326) and four N application rates (0 to > 90 kg N ha−1). The study was conducted in Southwest China from 2021 to 2022. The universal Nc curve obtained across all experimental data was 3.45 W−0.39. The parameter A2 was more susceptible to genotype and environment interactions than parameter A1. The uncertainty first rapidly decreased and then remained at a lower value as biomass increased. The relationship between leaf biomass and days after transplantation and accumulated growth degree was robust. The N nutrition index (NNI) and accumulated N deficiency effectively determined leaf N status and N demand, respectively. There was an inverse correlation between the NNI, leaf yield, and between the superior and medium leaf ratios. The quantitative relationship can be used to adjust the synergistic production of tobacco yield and leaf quality.http://www.sciencedirect.com/science/article/pii/S2666154324003338UncertaintyBayesianN diagnosisLeaf yieldLeaf quality |
| spellingShingle | Bo Yao Wei Jiang Dingchun Yan Liuchen Zhang Erdeng Ma Xiaopeng Deng Zhaoli Xu Weichao Sun Junying Li Liang Tang Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality Journal of Agriculture and Food Research Uncertainty Bayesian N diagnosis Leaf yield Leaf quality |
| title | Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality |
| title_full | Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality |
| title_fullStr | Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality |
| title_full_unstemmed | Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality |
| title_short | Determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue-cured tobacco yield and quality |
| title_sort | determining nitrogen status using a universal critical nitrogen dilution curve for predicting flue cured tobacco yield and quality |
| topic | Uncertainty Bayesian N diagnosis Leaf yield Leaf quality |
| url | http://www.sciencedirect.com/science/article/pii/S2666154324003338 |
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