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Table 1 Descriptive statistics, variance components, and broad-sense heritability of flowering time-related traits in the BA RIL population

From: Linkage mapping combined with GWAS revealed the genetic structural relationship and candidate genes of maize flowering time-related traits

Traits Environment B73 Mean ± SD Abe2 Mean ± SD Mean ± SD Range G G*E H2
DTH Hainan 61.82 ± 2.86 53.32 ± 1.67 57.03 ± 3.01 48.13 — 66.38 60.74**   62.75%
  Hefei 69.17 ± 1.33 68.50 ± 2.17 66.10 ± 4.39 56.00 — 78.00 89.26**   60.82%
  Combined 64.41 ± 4.33 56.96 ± 6.85 61.56 ± 5.89 48.13 — 78.00 115.05** 33.77** 76.20%
DTS Hainan 66.43 ± 1.90 59.50 ± 1.15 62.46 ± 3.09 54.25 — 70.75 64.63**   61.85%
  Hefei 73.00 ± 2.28 71.71 ± 1.70 71.72 ± 4.54 61.25 — 86.00 93.73**   59.25%
  Combined 69.46 ± 3.95 62.92 ± 5.74 67.08 ± 6.04 54.25 — 86.00 109.76** 47.98** 68.03%
DTA Hainan 64.33 ± 1.80 58.89 ± 2.00 60.97 ± 2.78 53.83 — 69.75 51.43**   55.83%
  Hefei 71.33 ± 1.86 70.00 ± 0.76 70.14 ± 4.40 59.14 — 83.50 84.97**   58.08%
  Combined 67.13 ± 3.96 62.19 ± 5.44 65.54 ± 5.88 53.83 — 83.50 96.2** 42.17** 67.78%
LA Hainan 5.67 ± 0.52 4.50 ± 0.52 5.00 ± 0.60 3.13 — 6.86 2.68**   50.22%
  Hefei 5.67 ± 0.62 4.50 ± 0.63 4.66 ± 0.63 3.00 — 7.13 2.01**   43.96%
  Combined 5.67 ± 0.58 4.50 ± 0.57 4.83 ± 0.64 3.00 — 7.13 3.37** 0.76** 79.94%
LB Hainan 6.33 ± 0.82 6.94 ± 0.77 7.35 ± 0.87 4.75 — 10.00 5.31**   55.98%
  Hefei 5.67 ± 0.82 7.56 ± 0.81 6.56 ± 0.93 4.00 — 9.00 3.93**   49.73%
  Combined 5.86 ± 0.85 7.25 ± 0.84 6.96 ± 0.98 4.00 — 10.00 6.45** 2.28** 71.97%
TLN Hainan 12.00 ± 1.10 11.50 ± 0.97 12.36 ± 1.13 8.25 — 15.38 8.96**   57.69%
  Hefei 11.33 ± 1.11 12.06 ± 1.06 11.19 ± 1.24 5.50 — 14.63 6.83**   53.34%
  Combined 11.52 ± 1.12 11.78 ± 1.04 11.78 ± 1.32 5.50 — 15.38 11.01** 3.55** 73.98%
  1. G genotype, G*E genotype × environment interaction, H2 broad-sense heritability, DTH days to heading, DTS days to silking, DTA days to anthesis, LA number of leaves above the primary ear, LB number of leaves below the primary ear, TLN total leaf number
  2. **Significance at P < 0.01