Table 1 Vegetative and generative development states of ‘Sonata’ plants after exposure to different temperatures and photoperiods for 5 and 10 weeks as indicated
From: Dynamics of dormancy regulation in ‘Sonata’ strawberry and its relation to flowering and runnering
Temperature (°C) | Photoperiod (h) | Duration of treatment (weeks) | No. of leaves plant−1 | Leaf area (mm2)a | Plants with visible floral primordia (%) | Floral development (stage 1–6) | No. of runners plant−1 |
|---|---|---|---|---|---|---|---|
6 | 10 | 5 | 5.1cb | 22.0d | 0.0b | 1.4c | 1.4de |
10 | 5.6c | 14.5ef | 91.7a | 3.8b | 1.5de | ||
Mean | 5.3 | 18.2 | 45.8 | 2.6 | 1.5 | ||
18 | 5 | 5.3c | 21.5de | 8.3b | 1.5c | 1.8cde | |
10 | 5.6c | 13.0f | 100.0a | 4.2b | 1.1e | ||
Mean | 5.5 | 17.2 | 54.2 | 2.8 | 1.4 | ||
18 | 10 | 5 | 7.7b | 39.6c | 100.0a | 5.4a | 2.8c |
10 | 12.7a | 19.1 def | 100.0a | 5.9a | 2.6cd | ||
Mean | 10.2 | 29.3 | 100.0 | 5.7 | 2.7 | ||
18 | 5 | 7.9b | 71.2a | 0.0b | 1.0c | 4.6b | |
10 | 11.3a | 59.0b | 0.0b | 1.0c | 8.2a | ||
Mean | 9.6 | 65.1 | 0.0 | 1.0 | 6.4 | ||
Probability level of significance (ANOVA) | |||||||
Source of variation | |||||||
Temperature (A) | < 0.001 | 0.007 | n.s | n.s | 0.002 | ||
Photoperiod (B) | n.s | 0.001 | < 0.001 | < 0.001 | < 0.001 | ||
A × B | n.s | 0.001 | < 0.001 | < 0.001 | < 0.001 | ||
Duration of treatment (C) | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.001 | ||
C × A | < 0.001 | 0.008 | < 0.001 | < 0.001 | < 0.001 | ||
C × B | 0.005 | n.s | n.s | n.s | 0.001 | ||
A × B × C | 0.01 | n.s | n.s | n.s | < 0.001 | ||