Table 9 Correlation between genetic distance (GD), hybrid performance, combining ability effects and heterosis for grain yield.

From: Heterotic pools in African and Asian origin populations of pearl millet [Pennisetum glaucum (L.) R. Br.]

Parameters

GD

HGY

MPGY

BPGY

GCA

SCA

PMPH

HGY

− 0.19

–

     

MPGY

0.24*

0.20

–

    

BPGY

0.07

0.11

0.78***

–

   

GCA

− 0.09

0.53***

0.70***

0.57***

–

  

SCA

− 0.17

0.82***

− 0.24*

− 0.26

− 0.05

–

 

PMPH

− 0.34**

0.58***

− 0.68***

− 0.56***

− 0.17

0.79***

–

PBPH

− 0.21*

0.69***

− 0.43***

− 0.64***

− 0.02

0.82***

0.87***

  1. GD Genetic distance, HGY Hybrid grain yield, MPGY Mid-parent grain yield, SCA Specific combining ability, PMPH Panmictic mid-parent heterosis, PBPH Panmictic better parent heterosis.
  2. *, **, ***Significant at 0.05, 0.01, < 0.001 levels of probability, respectively.
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