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Table 1 Deviance analyses and the χ2 test, estimates of variance components, means, heritability, selective accuracy, coefficient of variation, and genotypic correlation among experiments for HL (Harvest L*), L30 (L* after 30 days) and ΔL* (Delta L*) traits evaluated in the 138 carioca bean genotypes from the carioca diversity panel (CDP) during the years 2018 and 2020

From: Genome-wide association mapping reveals new loci associated with light-colored seed coat at harvest and slow darkening in carioca beans

Effect

HL

L30

ΔL

Complete

1621.9

1665.2

1164.9

Genotype

141.8a

146.3a

75.8a

G × E

62.1a

70.1a

26.9a

Phenotypic variance

6.6

7.3

2.3

Genotypic variance

4.6

5.23

1.1

G × E variance

0.7

0.8

0.3

Residual variance

1.3

1.3

0.9

Mean experiment I

51.8 ± 2.35

46.8 ± 2.44

-4.9 ± 1.22

Mean experiment II

53.4 ± 2.81

45.2 ± 3.01

-8.2 ± 1.78

Overall mean

52.6 ± 2.71

46.0 ± 2.86

-6.6 ± 2.23

BRSMG-Madrepérola

54.4 ± 1.24

51.9 ± 1.22

-2.5 ± 1.46

IAC-Alvorada

55.9 ± 1.01

48.9 ± 1.47

-7.0 ± 2.25

TAA-Gol

48.8 ± 0.82

45.4 ± 1.00

-3.3 ± 1.52

IAC-Ybaté

48.2 ± 1.67

41.8 ± 0.61

-6.3 ± 1.99

Rgyear

0.87

0.87

0.81

h2

0.7 ± 0.08

0.7 ± 0.08

0.5 ± 0.07

Accuracy

0.94

0.95

0.89

CV%

2.15

2.49

14.47

  1. HL: lightness (L*) of the seed coat at harvest; L30: lightness (L*) of the seed coat after 30 days of storage; ΔL: difference in final lightness (L30) and initial lightness (HL), h2: broad-sense heritability; Rgyear: genotypic correlation between years; CV: coefficient of variation
  2. a Significant at 1% by the χ2 test