Inheritance of pre-emergent metribuzin tolerance and putative gene discovery through high-throughput SNP array in wheat (Triticum aestivum L.)

Table 4 Genetic model testing based on A, B, C and D scales and estimates of additive and dominance effects (standard error in parenthesis) for metribuzin tolerance in wheat

Cross (♀ × ♂)^γ	Scales				Gene effects			χ2^a
Cross (♀ × ♂)^γ	A	B	C	D	Mean (m)	Additive effect (d)	Dominance effect (h)	χ2^a
CM × R	0.01 (2.54)	2.10 (2.14)	−0.33 (10.92)	− 1.22 (5.32)	5.54 (0.20)**	2.78 (0.18)**	−1.67 (0.36)**	1.21 (NS)
CM × S	−0.29 (2.34)	−0.80 (0.96)	−6.37 (8.96)	− 2.64 (4.36)	4.88 (0.15)**	1.49 (0.13)**	−1.66 (0.34)**	7.43 (NS)
CM × D	1.09 (2.48)	0.64 (1.78)	−1.07 (10.18)	−1.40 (4.86)	5.72 (0.19)**	2.18 (0.13)**	0.37 (0.38) (NS)	0.58 (NS)
ER × R	1.71 (1.61)	0.22 (1.90)	3.73 (10.55)	0.90 (5.19)	5.92 (0.15)**	1.65 (0.13)**	0.09 (0.31) (NS)	2.98 (NS)
ER × S	−1.57 (1.60)	−0.84 (1.46)	3.01 (11.80)	2.71 (5.83)	5.10 (0.09)**	1.32 (0.08)**	0.36 (0.22) (NS)	1.81 (NS)
ER × D	0.07 (1.75)	−0.78 (2.19)	−1.49 (9.86)	−0.39 (4.70)	5.82 (0.14)**	1.80 (0.12)**	0.64 (0.29)**	0.00 (NS)
F × S	1.10 (2.58)	0.82 (2.30)	2.44 (12.56)	− 2.18 (5.90)	5.45 (0.12)**	0.93 (0.10)**	0.58 (0.27) (NS)	1.64 (NS)
F × D	2.72 (2.13)	2.46 (1.72)	0.50 (11.32)	−2.34 (5.64)	6.56 (0.15)**	1.73 (0.13)**	0.9 (0.29)*	3.70 (NS)
K × D	3.61 (2.31)	1.15 (1.86)	0.60 (9.11)	−2.08 (4.38)	5.88 (0.18)**	1.86 (0.15)**	0.14 (0.37) (NS)	3.48 (NS)

A, B, C, D, Scaling tests; χ2, Significance of the joint scaling test determined by the χ²test and observed and expected ‘t’ values compared at 5 and 1% level of significance
** Indicates significant difference at P ≤ 0.01; * Indicates significant difference at P ≤ 0.01
NS, not significant
^γ Abbreviated cultivar names based on Table 1

ISSN: 1471-2229