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Table 2 Spearman correlation coefficients (top) and P values (bottom) among heterotic grouping methods (n = 60)

From: Heterotic grouping of provitamin A-enriched maize inbred lines for increased provitamin A content in hybrids

 

PVA-SCA

PVA-HSGCA

GY-SCA

PVA-HSGCA

0.97014

  

< 0.0001

  

GY-SCA

-0.01229

0.03553

 

0.9258

0.7875

 

GY-HSGCA

0.02863

0

0.53536

0.8281

1

< 0.0001

  1. PVA-SCA Provitamin A-based grouping using SCA effects,
  2. PVA-HSGCA Provitamin A-based grouping using HSGCA effects,
  3. GY-SCA Grain yield-based grouping using SCA effects,
  4. GY-HSGCA Grain yield-based grouping using HSGCA effects