Skip to main content

Table 6 The effects of cultivar, sowing date, and transplant location on days from transplant to initial bolting, to 50% bolting and bolting rate by 30 April in 2011 and 2012

From: The effect of cultivar, sowing date and transplant location in field on bolting of Welsh onion (Allium fistulosumL.)

Treatment Days from transplant to initial bolting (d) Days from transplant to 50% bolting (d) Bolting rate by 30 April (%)
  2011 2012 2011 2012 2011 2012
Grand mean 128.4 139.7 140.5 - 39.7 16.0
Cultivars       
JinGuan 110.9ca 118.6c 125.8c - 53.9a 26.7a
XiaHei 145.2a 158.9a -a - 29.3c 5.9c
YeFu 129.1b 141.6b 130.8b - 36.0b 15.5b
Sowing date       
08.20 118.0c 124.2c 119.8c - 64.5a 30.1a
09.09 125.6b 141.9b 136.8b - 39.7b 12.6b
09.29 141.7a 152.9a -a - 15.0c 5.4c
Transplant location       
Open field 155.0a 151.9a -a - 9.3c 5.6c
Cold shed 123.7b 138.4b 132.8b - 44.7b 16.0b
Plastic tunnel 106.6c 128.7c 123.8c - 65.2a 26.4a
F-test       
Cultivar (C) *** *** *** NS *** ***
Sowing date (D) *** *** *** NS *** ***
Transplant location (L) *** *** *** NS ** ***
C*D *** *** * NS *** ***
C*L *** *** NS NS * ***
D*L *** *** ** NS *** ***
C*D*L *** *** NS NS *** ***
  1. * Significant at P = 0.05.
  2. ** Significant at P = 0.01.
  3. *** Significant at P = 0.001.
  4. NS, Not significant.
  5. aDifferent letters indicate significant differences between means within columns at the 5% probability level by LSD.
  6. -a stands for no bolting, where 3 May (165 days for 2011 and 166 d for 2012) was used as the bolting date for LSD tests.