在马卢斯家属的树脂流变化 Borkh. 在不同供水条件下的树木和不同水果量下的树木
Evangelos Xylogiannis1, Mohammad Yaghoubi Khanghahi2, Rosangela Addesso2
1RS Fruit SA, 2nd km Monospita-Chariessa, 59035 Naoussa, Greece.
Plants (Basel, Switzerland)
|February 27, 2026
概括
最大每日收缩量 (MDS) 更好地表明果树的温和缺水,而不是汁液流 (SF). 水果负荷对树枝用水量产生重大影响,这对于优化面临气候变化的果园灌策略至关重要.
科学领域:
- 园艺园艺 园艺园艺
- 植物生理学 植物生理学
- 农业科学 农业科学
背景情况:
- 有效的果园水资源管理对于优化灌,产量和水果质量至关重要,特别是在气候变化下.
- 了解水果负载和供水量如何影响分支规模的用水量,是改善灌策略的关键.
研究的目的:
- 为了评估果汁流 (SF) 和最大每日收缩 (MDS) 在监测果树用水的有效性.
- 调查水果负载和水不足对分支水动态的影响.
- 在果园中确定适度缺水的最佳指标.
主要方法:
- 在果树的树枝上测量了汁液流量 (SF) 和最大每日收缩量 (MDS). 这是一个Cv. "爵士乐TM") 的作品.
- 测量包括中午茎和叶子的水潜力,叶子气交换,叶子面积指数 (LAI) 和水果干物质.
- 对一半的树木进行了灌退水处理,以诱导缺水.
主要成果:
- 最大每日收缩 (MDS) 是轻微缺水的一个更敏感的指标,而不是液液流 (SF).
- 在收获后,SF和MDS之间的相关性显著下降.
- 无论收获状态如何,水果负载始终影响了分支的用水量.
结论:
- 最大每日收缩 (MDS) 是检测果园中温和水压力的宝贵工具.
- 考虑到水果负载,分支规模的用水量测量对于完善灌管理至关重要.
- 这些发现支持更精确的灌计划,以提高果园的生产力和水果质量.
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