Assessing the Effect of Diesel Fuel on the Seed Viability and Germination of Medicago sativa Using the Event-Time Model
Abstract
:1. Introduction
2. Results
2.1. Effect of Diesel Fuel on Germination
2.2. Effect of Diesel Fuel Exposure on Seed Viability Using Triphenyltetrazolium Chloride
3. Discussion
4. Materials and Methods
4.1. Soil Preparation
4.2. Germination as Grouped Time-to-Event Data
4.3. Seed Viability Test
4.4. Statistical Analysis: Event-Time Model
4.5. Statistical Analysis: Viability Data
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Concentration of Diesel Fuel in Soils (g/kg) | b (Slope at t50) | d (Upper Limit) | t50 (h) |
---|---|---|---|
0 (control) | −6.16 (0.61) | 0.92 (0.03) | 90.6 (2.78) |
5 | −7.41 (0.74) | 0.91 (0.03) | 106.6 (2.74) |
10 | −8.26 (0.82) | 0.91 (0.03) | 114.2 (2.67) |
20 | −11.12 (1.18) | 0.84 (0.04) | 135.9 (2.47) |
30 | −11.87 (1.38) | 0.70 (0.05) | 136.0 (2.54) |
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Eze, M.O.; Hose, G.C.; George, S.C. Assessing the Effect of Diesel Fuel on the Seed Viability and Germination of Medicago sativa Using the Event-Time Model. Plants 2020, 9, 1062. https://doi.org/10.3390/plants9091062
Eze MO, Hose GC, George SC. Assessing the Effect of Diesel Fuel on the Seed Viability and Germination of Medicago sativa Using the Event-Time Model. Plants. 2020; 9(9):1062. https://doi.org/10.3390/plants9091062
Chicago/Turabian StyleEze, Michael O., Grant C. Hose, and Simon C. George. 2020. "Assessing the Effect of Diesel Fuel on the Seed Viability and Germination of Medicago sativa Using the Event-Time Model" Plants 9, no. 9: 1062. https://doi.org/10.3390/plants9091062