Salinity Stress Deteriorates Grain Yield and Increases 2-Acetyl-1-Pyrroline Content in Rice

doi:10.1016/j.rsci.2024.02.010

Rice Science ›› 2024, Vol. 31 ›› Issue (4): 371-374.DOI: 10.1016/j.rsci.2024.02.010

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Salinity Stress Deteriorates Grain Yield and Increases 2-Acetyl-1-Pyrroline Content in Rice

Wei Huanhe¹, Ma Weiyi¹, Zhang Xiang¹, Zuo Boyuan¹, Geng Xiaoyu¹, Wang Lulu¹^,², Zhu Wang¹^,², Chen Yinglong¹, Huo Zhongyang¹, Xu Ke¹, Meng Tianyao²(), Dai Qigen¹^,²()

¹Jiangsu Key Laboratory of Crop Cultivation and Physiology/Jiangsu Key Laboratory of Crop Genetics and Physiology/Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops/Key Laboratory of Saline-Alkali Soil Reclamation and Utilization in Coastal Areas, the Ministry of Agriculture and Rural Affairs of China/East China Branch of National Center of Technology Innovation for Saline-Alkali Tolerant Rice/Research Institute of Rice Industrial Engineering Technology, Yangzhou University, Yangzhou 225009, China
²Institutes of Agricultural Science and Technology Development/Joint International Research Laboratory of Agriculture and Agri-Product Safety, the Ministry of Education of China, Yangzhou University, Yangzhou 225009, China

Received:2023-12-14 Accepted:2024-02-23 Online:2024-07-28 Published:2024-08-08
Contact: Dai Qigen (qgdai@yzu.edu.cn); Meng Tianyao (007126@yzu.edu.cn)

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Abstract

Wei Huanhe, Ma Weiyi, Zhang Xiang, Zuo Boyuan, Geng Xiaoyu, Wang Lulu, Zhu Wang, Chen Yinglong, Huo Zhongyang, Xu Ke, Meng Tianyao, Dai Qigen. Salinity Stress Deteriorates Grain Yield and Increases 2-Acetyl-1-Pyrroline Content in Rice[J]. Rice Science, 2024, 31(4): 371-374.

Figures/Tables 1

Fig. 1. Analysis of characteristics in Nanjing 9108 (NJ9108) and Wenliangyou 669 (WLY669) under salinity stress. A and B, 2-Acetyl-1-pyrroline (2-AP) content in 2021 and 2022. C and D, Proline content in 2021 and 2022. E and F, γ-Aminobutyric acid (GABA) content in 2021 and 2022. G and H, Proline dehydrogenase (ProDH) activity in 2021 and 2022. I and J, Ornithine aminotransferase (OAT) activity in 2021 and 2022. K and L, Δ1-Pyrroline-5-carboxylic acid synthetase (P5CS) activity in 2021 and 2022. M and N, Betaine aldehyde dehydrogenase 2 (BADH2) activity in 2021 and 2022. NS, Non-salinity stress; LS, Low salinity stress; HS, High salinity stress. Data are Mean ± SE (n = 3). Different lowercase letters above the column indicate statistical significances at the 0.05 probability level by the least significant difference test.

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Salinity Stress Deteriorates Grain Yield and Increases 2-Acetyl-1-Pyrroline Content in Rice

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