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Table 2 Effect of seed hardening on germination percentage, radicle length (cm), and hypocotyl length (cm)

From: Enhancing thermotolerance of tomato plants (Lycopersieon esculentum mill) by heat hardening of seeds

Treatment Germination % Radicle length (cm) Hypocotyl length (cm)
Temp (°C) Exposure period (h) Period of soaking Period of soaking Period of soaking
5 min 3 h 6 h 5 min 3 h 6 h 5 min 3 h 6 h
Control 99.8 99.5 99.4 4.17 4.37 4.30 11.90 12.00 11.13
50 0.5 99.4 95.4 96.1 5.13 4.80 4.60 13.03 12.40 11.63
1 98.0 92.8 92.7 5.33 5.03 4.50 12.65 11.40 11.17
2 97.8 89.2 80.5 4.67 4.63 4.93 13.03 12.07 11.70
60 0.5 99.6 77.4 74.0 5.23 4.57 4.70 11.80 12.20 10.13
1 97.4 75.2 61.0 5.47 4.23 4.23 12.23 11.80 10.17
2 95.6 68.8 61.5 5.47 4.20 4.17 12.03 11.50 10.13
70 0.5 91.8 55.4 52.2 4.70 4.07 3.53 12.13 10.50 10.13
1 84.9 51.5 50.4 4.63 3.90 3.10 11.70 8.50 8.63
2 85.5 49.9 50.6 4.66 3.20 3.13 10.73 8.13 7.47
L.S.D of interaction 0.49 0.72