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Table 6 Phenotypic (lower diagonal) and genetic correlation (upper diagonal) matrix for boll weight, ginning outturn, fibre length, fibre strength, fibre fineness and relative cell injury in cross 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 Conditions BW GOT FL FS FF RCI
BW N2   0.159 −0.124 −0.127 0.092 −0.242
H2   0.234 −0.02 0.177 0.18 −0.048
GOT N2 −0.011   −0.191 0.000 −0.205 −0.072
H2 −0.056   0.059 −0.031 −0.103 − 0.068
FL N2 0.039 0.013   −0.213 0.41 −0.34
H2 0.001 0.123   −0.13 0.073 −0.489
FS N2 0.054 −0.065 −0.03   −0.173 − 0.092
H2 0.026 −0.003 −0.01   −0.272 − 0.165
FF N2 0.11 −0.01 −0.079 − 0.011   − 0.167
H2 −0.144 0.056 −0.024 −0.027   −0.015
RCI N2 −0.088 −0.124 − 0.043 −0.081 0.035  
H2 −0.067 −0.197* − 0.007 −0.084 0.035  
  1. *mean significant differences at 5% probability level