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Table 2 Response to selection, R for grain yield in the training population across different selection strategies

From: Accuracy of genomic selection for grain yield and agronomic traits in soft red winter wheat

Selection strategy

Grain yield (t ha −1) ± SD

Variance (σ2)

Selection differential, S a

Response to selection, R b

% change relative to PS

GS

3.61 ± 0.34

0.12

0.44

0.21

−32.3

MS

3.34 ± 0.36

0.13

0.17

0.08

− 74.2

PS

3.82 ± 0.16

0.03

0.65

0.31

–

RS

3.19 ± 0.36

0.13

0.02

0.01

−96.8

PS + GS

3.88 ± 0.18

0.03

0.71

0.34

9.70

  1. GS genomic selection, MS marker-based selection, PS phenotypic selection, PS + GS phenotypic + genomic selection, RS random selection
  2. a S = μsel - μpop; μpop = 3.17 t ha−1
  3. b Calculated as R = H2S where H2 is heritability for grain yield based on published value in Lozada et al. [26]; equal to 0.48
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BMC Genomic Data

ISSN: 2730-6844

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