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Table 7 Narrow sense heritability (h2ns), broad sense heritability (h2bs), Genetic Advance (GA), Heterosis (Ht) and Better parent heterosis (Hbt) for boll weight, ginning outturn, fibre length, fibre strength, fibre fineness and relative cell injury in VH-282 × FH-142

From: Genetic effects conferring heat tolerance in upland cotton (Gossypium hirsutum L.)

Traits Stress Conditions Cross-1 Cross-2
h2nb h2bs GA Ht Hbt h2nb h2bs GA Ht Hbt
BW N 0.66 0.86 0.52 4.36 3.81 0.64 0.91 0.60 15.30* 15.18*
H 0.71 0.81 0.65 17.47* 16.73* 0.74 0.82 0.83 8.38 3.82
GOT N 0.62 0.89 3.49 −0.66 −0.84 0.63 0.85 3.13 −0.28 −1.11
H 0.51 0.92 3.35 −0.20 −0.24 0.44 0.90 3.27 3.94 2.24
FL N 0.49 0.84 2.27 −0.60 −1.09 0.57 0.76 1.90 2.61 1.46
H 0.57 0.89 2.28 2.98 1.97 0.58 0.82 2.05 3.56 3.31
FS N 0.56 0.93 4.05 0.28 −0.57 0.45 0.89 3.79 −0.72 −0.83
H 0.64 0.94 4.01 −0.43 −1.65 0.61 0.93 3.97 0.19 −0.98
FF N 0.72 0.91 1.02 0.94 0.54 0.69 0.90 1.01 −0.26 −1.34
H 0.54 0.96 1.08 −1.68 −2.18 0.59 0.82 1.06 0.36 0.29
RCI N 0.52 0.95 16.91 9.09 8.98 0.43 0.83 14.39 5.18 5.16
H 0.56 0.91 15.30 7.28 −1.85 0.58 0.80 13.75 5.96 1.25
  1. *mean significant differences at 5% probability level