Multi-trait genomic prediction using in-season physiological parameters increases prediction accuracy of complex traits in US wheat

Table 2 Summary of adjusted means, range, standard deviation (SD), and heritability (H²) for phenotypic traits evaluated

	BLUEQ17			BLUEQ18			BLUEC18			BLUEAll			H²
Traits	Mean	Range	SD	Mean	Range	SD	Mean	Range	SD	Mean	Range	SD	H²
HI	0.46	0.41–0.53	0.06	0.44	0.40–0.52	0.07	0.42	0.37–0.5	0.07	0.44	0.37–0.53	0.05	0.38
GY	4650	4271–5338	676	5047	4490–6130	646	4483	3920–5714	604	4752	3920–6130	680	0.34
GN	8012	6018–13,597	2226	13,212	6050–18,807	2976	105,861	5338–17,411	3203	10,630	5338–18,807	2098	0.28
SPI	0.32	0.15–0.44	0.06	0.34	0.17–0.40	0.04	0.28	0.13–0.43	0.05	0.28	0.13–0.44	0.05	0.26
FE	44	26.5–72.9	9.4	49.6	24.5–72.4	13.8	43.2	24.5–93.3	11.7	41.6	24.1–68.3	7.7	0.25
NDVI	0.64	0.48–0.79	0.07	0.58	0.45–0.72	0.05	0.65	0.47–0.70	0.02	0.62	0.45–0.79	0.07	0.64
CT	27.7	25.1–30.2	1.4	26.7	24.5–31.5	1.14	28.6	23.3–32.7	1.8	27.1	23.0–32.7	0.54	0.37

HI harvest index, GY grain yield in kg ha⁻¹, GN Grain number m⁻², SPI spike partitioning index, FE fruiting efficiency in grains g^− 1 of spike dry weight at anthesis+ 7 days, NDVI normalized difference vegetation index, CT canopy temperature in ^o C

ISSN: 1471-2164