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Table 2 Effects of mepiquat chloride (MC) on cottonseed yield and yield components under different plant densities in Sikang 1

From: Effects of mepiquat chloride on yield and main properties of cottonseed under different plant densities

MC Plant density /(plant·m-2) Boll number per area Seed number per boll 100-seed weight /g Cottonseed yield /(kg·hm− 2)
2013 2014 2013 2014 2013 2014 2013 2014
CK 1.35 60.7 c 48.0 c 31.0 a 31.7 a 10.2 a 10.2 a 1 926 c 1 555 b
2.55 73.9 b 67.9 b 31.6 a 34.5 a 9.7 b 9.3 b 2 263 bc 2 180 a
3.75 85.7 a 83.4 a 33.0 a 33.9 a 9.9 ab 9.1 b 2 810 a 2 562 a
4.95 89.4 a 68.2 b 32.0 a 35.0 a 9.2 c 9.0 b 2 622 ab 2 149 a
MC 135 g·hm− 2 1.35 69.8 c 65.0 b 30.8 a 32.8 a 11.0 a 10.7 a 2 354 c 2 268 c
2.55 86.5 b 79.6 a 33.2 a 32.5 a 10.7 a 9.8 b 3 068 ab 2 544 bc
3.75 99.9 ab 91.0 a 32.5 a 33.0 a 10.0 b 9.7 b 3 259 a 2 915 a
4.95 102.7 a 82.1 a 31.0 a 34.7 a 9.8 b 9.6 b 3 112 a 2 736 ab
Source of variance
 Plant density ** ** ns ns ** ** ** **
 MC ns ** ns ns * * * **
 Plant density × MC ns ns ns ns ns ns ns ns
  1. Values followed by the different letters within the same column are significant differences at 0.05 probability level; * and ** represent significant differences at 0.01 and 0.05 probability level, respectively; ns represents no significant differences