酸和的不同应用方法在冷压麦 (Avena sativa L.) 中差异调节了透平衡和C-重复结合因子通路
Imren Kutlu1, Nurdilek Gulmezoglu2, Tevrican Dokuyucu3
1Field Crops, Osmangazi University, Eskisehir, Turkey.
PeerJ
|March 11, 2026
概括
酸和的应用方法显著改善了麦.
科学领域:
- 植物生理学 植物生理学
- 农业科学 农业科学
- 生物化学 生化学
背景情况:
- 寒冷压力显著影响作物产量和质量.
- 众所周知,酸 (HA) 和 (Zn) 可以增强植物的抗压能力.
- 优化HA和Zn应用对于减轻作物受寒伤害至关重要.
研究的目的:
- 研究不同酸 (HA) 和 (Zn) 应用方法在寒冷压力下对麦植物的影响.
- 评估各种HA和Zn治疗对低温生理和分子反应的有效性.
- 确定最佳的HA和Zn应用策略,以提高麦品种的耐寒性.
主要方法:
- 两种麦品种 (对寒冷敏感的阿尔巴特罗斯和耐寒的切科塔) 经历了变化的低温 (-15°C至4°C).
- 酸 (HA) 和 (Zn) 通过种子原料或土壤应用,单独或组合应用.
- 他们分析了生理参数 (MDI,RWC,TL,PC) 和基因表达 (CBF,VRN1,ZAT12).
主要成果:
- 在土壤中应用HA+Zn (SA_HA+Zn),用HA+土壤Zn (SP_HA+SA_Zn) 进行种子原料化,以及用Zn+土壤HA (SP_Zn+SA_HA) 进行种子原料化,增强了寒冷保护.
- 这些治疗改善了膜耐用性指数 (MDI),相对水含量 (RWC),流量损失 (TL) 和含量 (PC).
- 在寒冷压力下,SA_HA+Zn治疗显示出对C重复结合因子 (CBF) 基因和相关调节器 (VRN1,ZAT12) 的最大上调.
结论:
- 酸 (HA) 和 (Zn) 的应用方法显著影响麦对低温的反应.
- 和 (SA_HA+Zn) 的联合土壤应用在激活植物防寒机制方面特别有效.
- 优化HA和Zn策略可以增强作物抵御寒冷等非生物应激的弹性.
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