Identification of genomic regions and diagnostic markers for resistance to aflatoxin contamination in peanut (Arachis hypogaea L.)

Table 5 Phenotypic effect of QTLs qAFB1A07, qAFB1B06.1 and qPSIIA10 in the RIL population

Trait	Genotype	2013	2014	2015
AFB₁ (μg/g)	AAbb	298.83 ± 77.38^a	196.24 ± 86.95^a	156.56 ± 57.84^a
	aabb	181.64 ± 76.88^b	134.69 ± 46.89^b	104.31 ± 52.32^b
	AABB	180.15 ± 77.38^b	119.60 ± 59.92^b	84.87 ± 40.91^bc
	aaBB	147.67 ± 75.99^b	102.16 ± 55.41^b	77.97 ± 40.91^c
AFB₂ (μg/g)	AAbb	26.10 ± 12.79^a	19.63 ± 9.19^a	13.23 ± 5.34^a
	aabb	17.98 ± 9.05^b	12.02 ± 6.06^b	7.78 ± 5.12^b
	AABB	16.44 ± 8.62^b	8.91 ± 5.28^bc	7.75 ± 5.33^b
	aaBB	14.04 ± 7.73^b	6.24 ± 3.97^c	5.56 ± 3.15^b
PSII (%)	DD	81.79 ± 12.96^a	70.97 ± 14.98^a	92.85 ± 6.79^a
PSII (%)	dd	77.73 ± 27.11^a	62.86 ± 12.71^b	87.73 ± 10.19^b

Abbreviations see Table 1, Genotype the genotype of RIL lines, AA genotype of SSR marker AGGS2289 from Zhonghua 10, aa genotype of SSR marker AGGS2289 from ICG12625, BB genotype of SSR marker GM1916 from Zhonghua 10, bb genotype of SSR marker GM1916 from ICG 12625, DD genotype of SSR marker AHGA195525 from Zhonghua 10, dd genotype of SSR marker AHGA195527 from ICG 12625; a,b,c and d means followed by different letter are statistically different at p < 0.05 based on ANOVA and Tamhane’s T2 multiple-comparison

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