Genetic Variability and Association of Traits in Bread Wheat (Triticum aestivum L.) Genotypes in Gechi District, South West Ethiopia
Table 6
Genotypic (above diagonal) and phenotypic (below diagonal) correlation coefficients of 16 traits in bread wheat genotypes tested in Gechi during the 2019/2020 cropping season.
Traits
DH
DM
GF
NTPP
NFPP
PH
SL
NGPs
NKPS
NsPS
YPP
TSW
BMY
HI
GY
DH
0.86
0.40
0.40
0.46
0.19
0.11
0.07
0.32
0.32
0.26
0.07
0.30
−0.57
−0.02
DM
0.81
0.81
0.33
0.33
0.2
0.22
−0.01
0.45
0.50
0.31
0.13
0.33
−0.34
0.13
GF
0.28
0.76
0.16
0.12
0.16
0.32
−0.1
0.42
0.49
0.23
0.16
0.28
−0.04
0.24
NTPP
0.27
0.25
0.13
0.98
0.67
0.47
0.42
0.42
0.39
0.61
0.42
0.76
−0.55
0.336
NFPP
0.33
0.25
0.09
0.86
0.48
0.52
0.63
0.35
0.41
0.49
0.31
0.70
−0.55
0.306
PH
0.11
0.14
0.13
0.5
0.44
0.52
0.3
0.1
0.01
0.59
0.71
0.70
−0.21
0.472
SL
0.12
0.20
0.25
0.34
0.35
0.57
0.04
0.29
0.35
0.6
0.7
0.56
−0.29
0.293
NGPs
0.01
0.03
0.04
0.23
0.21
0.19
0.05
0.2
0.14
0.24
−0.05
0.53
0.35
0.458
NKPS
0.24
0.35
0.30
0.17
0.20
0.16
0.22
0.14
0.77
0.73
0.40
0.42
0.34
0.132
NsPS
0.27
0.39
0.31
0.15
0.18
0.06
0.26
0.15
0.67
0.66
0.4
0.61
0.47
0.284
YPP
0.19
0.25
0.207
0.3
0.32
0.42
0.33
0.09
0.66
0.51
0.87
0.86
−0.46
0.478
TSW
0.08
0.13
0.13
0.36
0.3
0.59
0.53
0.01
0.28
0.29
0.73
0.87
0.26
0.624
BMY
0.17
0.25
0.23
0.40
0.42
0.50
0.37
0.10
0.32
0.39
0.59
0.62
−0.33
0.772
HI
−0.25
−0.13
0.01
−0.15
−0.17
−0.04
−0.05
0.25
0.34
0.22
−0.23
0.32
−0.24
0.348
GY
−0.022
0.14
0.212
0.229
0.23
0.42
0.285
0.286
0.212
0.262
0.329
0.467
0.663
0.526
DH = days to heading, DM = days to maturity, GFP = grain filling period, NTPP = number of total tiller per plant, NFPP = number of fertile tiller per plant, PH = plant height (cm), SL = spike length (cm), length(cm), NGPs = number of grain per spikelet, NKPS = number kernel per spike, NsPS = number of spikelet per spike, YPP = yield per plant(g), TSW = thousand seed weight (g), BMY = biomass yield, HI = harvest index, GY = grain yield (tha−1), = highly significance ( ≤ 0.01), = significance ( ≤ 0.05).