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- Title
The impacts of pullulan soaking on radish seed germination and seedling growth under salt stress.
- Authors
Li, Piwu; Gu, Jierui; Liu, Keyi; Zeng, Qingming
- Abstract
Pullulan can not only provide a source of organic carbon but also has excellent properties. However, current research is mostly limited to the physical properties of the high-molecular-weight components of pullulan, and little is known about the application of its low-molecular-weight components. This study was designed to explore the impact of presoaking of radish seeds in a pullulan solution on seed germination and subsequent seedling growth under salt stress conditions. Pullulan soaking was found to enhance the germination rates of radish seeds subjected to salt stress, while also enhancing the aboveground growth of radish seedlings. Pullulan soaking resulted in increases in chlorophyll, soluble protein, and soluble sugar concentrations in the leaves of these seedlings, together with greater peroxidase activity and root activity as well as decreases in Na+ and malondialdehyde concentrations. This provides an important reference for the application of pullulan in plant protection.
- Subjects
GERMINATION; PLANT protection; PEROXIDASE; SEEDS; SEEDLINGS; RADISHES
- Publication
Bioscience, Biotechnology & Biochemistry, 2024, Vol 88, Issue 8, p923
- ISSN
0916-8451
- Publication type
Article
- DOI
10.1093/bbb/zbae057