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Table 1 Descriptive statistics and broad-sense heritability for RPR in two RIL populations

From: Genetic architecture of rind penetrometer resistance in two maize recombinant inbred line populations

Population

POP-HRC

POP-BYB

Parents

    

Means ± SD (N/mm2)

H127R

37.64 ± 6.18

By804

21.67 ± 2.63

Chang7-2

23.25 ± 2.21

B73

21.09 ± 2.82

RILs

    

Population mean ± SD (N/mm2)

27.19 ± 2.12

22.95 ± 1.03

Range (N/mm2)

22.59–33.65

20.75–26.13

F value Environment

397.20**

116.43**

Genotype

9.51**

3.94**

Environment × Genotype

1.76**

 

Replication (environment)

3.75

 

Heritability (H2) a (%)

81.5

74.6

Confidence intervalb

77.5–84.8

69.2–78.8

  1. **Significant at P < 0.01.
  2. aBroad-sense heritability (H2) of RPR.
  3. b90% confidence intervals of broad-sense heritability.