Table 3 Correlations between fiber quality traits of RIL and backcross populations in two hybrids
Fiber LengthFiber UniformityFiber StrengthFiber Elongation
TraitEnv.RILBCRILBCRILBCRILBC
XZ hybrid
Fiber uniformityE10.27**0.28**
E20.050.04
E30.15−0.05
Fiber strengthE10.64**0.51**0.21**0.21**
E20.76**0.580.100.05
E30.58**0.38**0.32**0.17*
Fiber elongationE10.60**0.57**0.15*00.63**0.64**
E2
E30.52**0.43**0.17*0.18*0.44**0.59**
MicronaireE1−0.27**−0.090.33**0.11−0.22**−0.25**0.040.07
E2−0.25**−0.12−0.040.13−0.15*−0.13
E3−0.48**−0.34**−0.090.1−0.34**−0.16*0.030.08
XZV hybrid
Fiber uniformityE10.30**0.37**
E20.170
E30.12−0.01
Fiber strengthE10.65**0.40**0.42**0.33**
E20.730.650.310.14
E30.53**0.32**0.27**0.14
Fiber elongationE10.68**0.49**0.33**0.29**0.77**0.78**
E2
E30.49**0.58**0.11−0.020.60**0.43**
MicronaireE1−0.31**−0.050.120.23**−0.070.080.16*0.18*
E2−0.18−0.18−0.02−0.03−0.12−0.16
E3−0.57**−0.34**00.11−0.33**−0.40**0.010.04
  • * and ** indicate that the correlation is significant at 0.05 and 0.01 probability levels, respectively. — indicates missing data. Env., environment; E1, Handan; E2, Cangzhou; E3, Xiangyang.