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Table 2 Generation means for boll weight, gin turn out, fibre length, fibre strength, fibre fineness and relative cell injury in two crosses VH-282 × FH-142 (1) and DNH-40 × VH-259 (2) under normal (N) and heat stress (H) conditions

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

Traits Stress Levels Generation Means Pop Effect
P1 P2 F1 BC1 BC2 F2
BW N1 3.50 3.46 3.63 3.56 3.61 3.59 *
H1 3.43 3.38 4.00 2.08 2.57 3.33 *
N2 3.14 3.13 3.62 3.12 3.30 3.45 *
H2 3.40 3.12 3.53 3.32 3.17 3.22 *
GOT N1 39.63 39.78 39.44 38.27 38.23 39.19 **
H1 38.25 38.28 38.39 38.31 38.33 38.28 **
N2 39.55 38.89 39.11 37.11 38.41 37.98 **
H2 38.60 37.33 39.46 37.94 38.35 37.69 **
FL N1 24.98 24.74 24.71 24.31 25.25 23.31 **
H1 26.97 27.51 28.05 26.94 27.30 26.91 **
N2 26.91 27.53 27.93 27.10 27.21 26.97 **
H2 26.88 26.75 27.77 27.10 27.00 27.18 **
FS N1 25.06 24.63 24.92 24.61 24.90 23.19 **
H1 25.17 24.55 24.75 23.52 24.22 23.95 **
N2 24.70 24.65 24.55 24.54 24.52 24.53 **
H2 24.91 24.33 24.67 24.66 24.64 24.56 **
FF N1 4.30 4.26 4.32 4.33 4.37 4.28 *
H1 4.24 4.29 4.20 4.68 4.47 4.47 *
N2 4.30 4.21 4.25 4.40 4.26 4.46 *
H2 4.27 4.28 4.29 4.49 4.44 4.47 *
RCI N1 28.30 28.45 21.86 26.66 26.57 26.97 **
H1 24.27 37.17 25.67 35.23 36.73 32.48 **
N2 25.36 25.32 21.47 31.27 29.94 28.34 **
H2 24.78 35.02 25.72 33.79 33.93 32.01 **