一个基于针的探针用于电子湿度计,以确定单个小麦核中的水分含量
Jatinder S Sangha1, Brad Meyer2, Yuefeng Ruan2
1Swift Current Research and Development Centre, Agriculture and Agri-Food Canada, Swift Current, Saskatchewan, S9H 3X2, Canada. jatinder.sangha2@agr.gc.ca.
Plant methods
|June 10, 2024
概括
一个新的基于针的探针精确地测量单个小麦核的水分,有助于识别更快速干燥的品种. 这种工具有助于小麦种植者和生理学家确定生理成熟度,以获得最佳的收获和谷物质量.
科学领域:
- 农业科学 农业科学
- 植物育种 植物育种
- 植物生理学作物生理学
背景情况:
- 最佳的谷物湿度对于及时收获小麦,保持谷物质量和确保最终使用功能至关重要.
- 干时间较短的小麦品种有助于及时收获,减少恶劣天气带来的风险.
- 精确测量单核湿度是确定生理成熟度的表型挑战.
研究的目的:
- 开发一种基于针的新型探针,用于测量正在发育的小麦核中的水分含量.
- 评估用于确定小麦生理成熟度的探针的准确性和可靠性.
主要方法:
- 一个内部设计的基于针的探头与商用电子湿度计相结合.
- 在小麦中评估了个体核的水分含量,并与烤箱干燥参考方法进行了比较.
- 进行了现场评估,以使用探头预测生理成熟度,参考38%的水分含量.
主要成果:
- 与烤箱干燥相比,基于针式探针的探针在测量单个核的水分方面表现出高精度 (R2 = 0.730.94,P < 0.001).
- 仪表和烤箱干燥之间的湿度值差异在芯含水量低于50%时被最小化.
- 该探测器在实地试验中有效预测了生理成熟度.
结论:
- 基于针的湿度探针是小麦生理学家和育种者的可靠工具.
- 它可以方便且准确地测量发展中的谷物水分.
- 这种工具有助于识别表现出快速干燥特征的小麦生殖质.
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